why is the fuel coal worse than oil and natural gas for the climate?

Answers

Answer 1

Coal combustion produces more greenhouse gases than the combustion of any other fossil fuel

Explanation:

There are a handful of coal types, but almost all contribute substantially more CO2 into the air than other fossil fuels upon combustion.


Related Questions

balance redoxNi(s)+Cd2+(aq) --> Ni2+(aq)+Cd(s)Mg(s)+Cr3+(aq) --> Mg2+(aq)+Cr(s)Cl-(aq)+NO3(aq) --> NO(g)+Cl2(g)

Answers

The redox reaction is not balanced. The balanced equation for the first reaction is: Ni(s) + Cd2+(aq) → Ni2+(aq) + Cd(s)

What is redox reaction?

A redox reaction, also known as an oxidation-reduction reaction, is a type of chemical reaction in which the oxidation states of atoms are changed. Oxidation is the process of losing electrons, and reduction is the process of gaining electrons. Transfer of electrons through one reactant to some other occurs during redox reactions. These reactions can involve substances in all three states of matter: gases, liquids, and solids. Examples of redox reactions include combustion, rusting of iron, photosynthesis, respiration, and electrolysis. Redox reactions are essential for life, as they are involved in many energy-producing processes, such as cellular respiration.

The balanced equation for the second reaction is: Mg(s) + Cr3+(aq) → Mg2+(aq) + Cr2+(aq)
The balanced equation for the third reaction is: Cl-(aq) + 2NO3-(aq) → NO(g) + Cl2(g)

To learn more about redox reaction
https://brainly.com/question/21851295
#SPJ4

a compound contains 18.7% lithium, 16.3% carbon, and 65.0% oxygen by mass. if its molecular formula is found to be 73.8g/mol, what is its molecular formula?

Answers

The molecular formula of the compound which contains 18.7% lithium, 16.3% carbon, and 65.0% oxygen by mass is calculated to be as  Li₂CO₃.

We have the given details in the question as:

Percentage of oxygen given as= 65.0%

Percentage of lithium given as= 18.7%

Percentage of carbon given as= 16.3%

The gram atoms for the above can be calculated as :

Given Number of gram atoms of C = 16.3/12 = 1.4

Given Number of gram atoms of Li = 18.7/6.94 = 2.7

Given Number of gram atoms of O = 65.0/ 16 = 4.1

The atomic ratio can be formulated as:

Li              :            C          :    O

2.7/1.4      :       1.4/1.4         :   4.1/1.4

    2          :            1           :     3  

Li : C : O = 2 : 1 : 3

The molecular formula can be calculated as Li₂CO₃.

Learn more about molecular formula:

brainly.com/question/14425592

#SPJ4

a 2.815-g sample of cuso4 . xh20 was heated until all of the water was removed. calculate the percentage water of hydration and the formula of the hydrate if the residue after heating weighed 2.485g.

Answers

There was a water loss of 0.33 g (2.815 g - 2.485 g).

The mass of the water lost is now divided by the quantity of hydrate consumed, giving the proportion of water in the compound. After that, doubling this percentage by 100 yields the hydrate's water content in percent.

(0.33 g / 2.815 g)(100) = 11.72 or 12%

How does hydration affect the body?

The restoration of body fluids lost by sweating, breathing out, and getting rid of waste is known as hydration. Every day, the body loses and replaces roughly 2-3 quarts of water.

Water is the best hydration agent.

According to research, milk is among the finest drinks for hydration, even better than water and sports drinks. Researchers compare milk's benefits to its unique electrolytes, carbohydrate, or cholesterol.

To know more about Hydration visit:

https://brainly.com/question/11202174

#SPJ4

A 25 cm3 sample of hydrochloric acid with an unknown concentration was titrated against a solution of sodium hydroxide with a concentration of 0.1 mol/dm3. It took exactly 23.5 cm3 of sodium hydroxide to neutralise the acid.

i. Write the balanced equation for the reaction.
ii. How many moles of HCl must be present in the 25 cm3 sample? Explain how you
reached this value.
iii. Calculate the concentration of the HCl solution.

Answers

Answer: it is b i got it right on the test

Explanation:

Which two of the following are common methods to inhibit sugar crystallization in non-crystalline candy making

Answers

Two common methods to inhibit sugar crystallization in non-crystalline candy making are:

1. adding a small amount of an inverted sugar, such as glucose or corn syrup, to the recipe

2. adding a substance known as a "seed crystal," such as a small amount of already-formed sugar crystals, to the candy mixture during the cooking process.

a solution is prepared by mixing 50 ml of 1 m nah2po4 with 50 ml of 1 m na2hpo4. on the basis of the information above, which of the following species is present in the solution at the lowest concentration

Answers

The PO43 species is found in the solution just at lowest concentration, according to the data.

How much concentration is there overall?

the activity or act of concentrating; the state of someone being focused. the focus of attention on a single item, in particular. An academic subject or focus area within a major that is obstructing your ability to concentrate. The pupil selected law as his area of specialization.

What are some uses for concentration?

In chemistry & related sciences, the idea of concentration is employed frequently. It is a way to gauge how much of one substance is incorporated into another.

To know more about concentration visit:
https://brainly.com/question/10725862

#SPJ4

what is pkb of the conjugate base of x-281? (assume 25 ∘c.)

Answers

The pkb of the conjugate base of x⁻281 is 9.69.

Conjugate base is termed as the base member x⁻ of a pair of compounds which transform into each other by gaining or losing a proton. The conjugate base is able to gain or absorb a proton in the chemical reaction. It is formed when a proton is removed from an acid. It depends upon which substance is involved.  conjugate base is the solvated electron whose conjugate acid is the atomic hydrogen.

Its calculation is based on the relation between pKa and pKb with pKw

pKa + pKb = pKw = pKa + pKb = 14.00

pKb = 14.00 - pKa = 14.00 - 4.31 = 9.69

To know more about conjugate base here

https://brainly.com/question/30225100

#SPJ4

what volume of sodium hydroxide do you think will be needed to reach the endpoint with the lower concentrations? explain your reasoning.

Answers

Assume that HCl is in the burret and NaOH is in the flask.The end point is the amount of NaOH required to change the color of the indicator. In this example, the pH at the equivalence that is the amount of NaOH added that completely reacts with all the NaOH at point 7.

What is titration ?

The term titration is a common laboratory method of quantitative chemical analysis to calculate the concentration of an known analyte. A reagent, termed the titrant or titrator, is formed as a standard solution of identified concentration and volume.

Therefore, we need an indicator that changes color at pH 7. There’s a bit of leeway because the pH changes a lot if we add even a little more acid or base.

Thus, the pH at the equivalence that is the amount of NaOH added that completely reacts with all the NaOH at point 7.

To learn more about the titration, follow the link;

https://brainly.com/question/22609288

#SPJ1

At constant 400 kpa pressure a gas is compressed from 600 cm3 to 200 cm3, while 100 j of heat energy transferred from the gas to its surrounding. How much has the gas thermal energy changed?.

Answers

The gas thermal energy changed by the value of plus 60 joules at constant 400 kpa pressure a gas is compressed from 600 cm3 to 200 cm3.

Calculate the work done as follows: W =-PAV

=-(400×10³ Pa)(200×10m³ - 600×10m³)

= +160 J

Here, positive sign indicates work is done on the gas.

Calculate the thermal energy as follows:

AU=Q+W

=-100+160 J

= +60 J

Here, the sign of Q is negative because heat is removed from the gas.

The system and environment can exchange energy with each other. One of the ways to exchange energy is doing work that can be understood in mechanical terms.

According to the Newton’s third law, the work done on the system by the environment and the work done by the system on the environment differ by the sign. In the general formulation of thermodynamics, we consider the former.

To know more about thermal energy here

https://brainly.com/question/19666326

#SPJ4

structures consisting of four fused rings of carbon atoms with one or more polar hydroxyl groups attached to the ring structure are called

Answers

Steroids are the structures made up of four fused carbon atom rings with one or more polar hydroxyl groups affixed to the ring structure. The two main biological roles of steroids are as signaling molecules and as critical elements of cell membranes that affect membrane fluidity.

What do you mean by hydroxyl groups?

A functional group is one that contains the hydroxyl group (-OH). Alcohols are the compounds that are created when hydroxyl groups are the main functional group attached to carbon backbones. This group is located on the far right in the structural formula of the chemical molecule ethanol, which is a kind of alcohol.

Additional examples include propanol, methanol, and isopropyl alcohol.

To learn more about functional groups, click here: -

https://brainly.com/question/29263610

#SPJ4

Which of the following is true for the solubility of NaCl(s) and CH4(g) in water? A. Increasing the temperature will increase the solubility of CH4 B. Increasing the temperature will decrease the solubility of NaCl C. Both NaCl and CH4 are very soluble in water D. Neither NaCl nor CH4 are very soluble in water E. None of the above

Answers

That solubility of NaCl will decline as the temperature rises; this is also true of the solubility of CH4 and NaCl(s) in water.

What exactly is solubility?

The biggest concentration of a solvent that may disintegrate in a liquid at a specific temperature is known as solubility. The water is deemed saturated when the solute concentration reaches its maximum. Mol/L or g/L quantities of immersion can be given.

What elements influence solubility?

The maximum quantity of an ingredient that should dissolve in a solvent at a particular temperature is known as its solubility. Temperature and pressure are the two direct variables that impact solubility. Pressure solely influences the concentration of dissolved oxygen, but temperatures affects the dissolution both of solids and gases.

To know more about solubility visit:

https://brainly.com/question/28170449

#SPJ4

Predict whether creatine kinase will operate in the direction of ATP synthesis or phosphocreatine synthesis at 25°C when [ATP] = 4 mM, [ADP] = 0.15 mM, [phosphocreatine] = 2.5 mM and [creatine] = 1 mM. Show your work.

Answers

To predict whether creatine kinase will operate in the direction of ATP synthesis or phosphocreatine synthesis, we need to consider the equilibrium constant for the reaction and the concentrations of the reactants and products.

The reaction catalyzed by creatine kinase is:

ATP + creatine <-> ADP + phosphocreatine

The equilibrium constant for this reaction is defined as:

Kc = [ADP][phosphocreatine] / [ATP][creatine]

We are given the concentrations of the reactants and products at 25°C:

[ATP] = 4 mM

[ADP] = 0.15 mM

[phosphocreatine] = 2.5 mM

[creatine] = 1 mM

We can use these concentrations to calculate the value of the equilibrium constant:

Kc = [ADP][phosphocreatine] / [ATP][creatine] = (0.15 mM)(2.5 mM) / (4 mM)(1 mM)

Kc = 0.09375

If the value of the equilibrium constant is less than 1, the reaction will favour the reactants, meaning it will operate in the direction of ATP synthesis. If the value of the equilibrium constant is greater than 1, the reaction will favour the products, meaning it will operate in the direction of phosphocreatine synthesis.

Since the value of the equilibrium constant is less than 1, the reaction will favour the reactants, meaning that creatine kinase will operate in the direction of ATP synthesis.

In summary, the reaction catalyzed by creatine kinase at 25°C when, [ATP] = 4 mM, [ADP] = 0.15 mM, [phosphocreatine] = 2.5 mM and [creatine] = 1 mM will operate in the direction of ATP synthesis.

Learn more about ATP Synthesis here: https://brainly.com/question/30051393

#SPJ4

calculate the distance in metes covered by lining up 57.01 grams of hydrogen atoms side by side (show work for dimensional analysis pleaseee)

Answers

The distance in meters that would be covered by lining up 57.01 grams of hydrogen atoms side by side will be 4.1197 x [tex]10^{17[/tex] m.

Number of atoms in a mass sample

According to Avogadro, 1 mole of a substance will contain 6.022 x [tex]10^{23[/tex] atoms. Thus, the first step would be to find the total number of hydrogen atoms that is present in the 57.01 grams sample.

Mole = mass/molar mass

Mole of 57.01 grams of hydrogen = 57.01/1

                                                        = 57.01 moles

1 mole = 6.022 x [tex]10^{23[/tex] atoms

57.01 moles = 6.022 x [tex]10^{23[/tex] x 57.01

                   = 3.4331 x [tex]10^{25[/tex] atoms

Now, each atom of hydrogen has a diameter of 1.2 x [tex]10^{-10[/tex] m.

The total distance that would be covered, in meters, when 3.4331 x [tex]10^{25[/tex] atoms of hydrogen are lined side by side would be:

1.2 x [tex]10^{-10[/tex] x 3.4331 x [tex]10^{25[/tex] = 4.1197 x [tex]10^{17[/tex] m

In other words, the distance in meters that would be covered by lining up 57.01 grams of hydrogen atoms side by side will be 4.1197 x [tex]10^{17[/tex] m.

More on Avogadro atoms can be found here: https://brainly.com/question/28834341

#SPJ1

Which of the following is correct order from smallest to biggest

Answers

Sorry this question is incomplete.

each gas is measured. the researcher claims that chlorine gas is in one of the containers. what must the mass, in grams, of the gas in that container be in order to justify this claim? give your answer to the nea

Answers

It is not possible to answer this question without additional information. The amount of chlorine gas in the container depends on the size of the container, the pressure of the air inside it, and the temperature of the gas.

What is chlorine gas?

Chlorine gas is a toxic, yellowish-green gas that has a strong, pungent odor. It is extremely reactive and is used in a wide range of industrial applications, from water purification to bleaching and disinfecting. Chlorine gas is a hazardous material and can cause serious health effects if inhaled or ingested. At low levels, it can cause irritation of the eyes, nose and throat. At higher levels, it can cause lung damage, difficulty breathing and even death. Chlorine gas can be produced by burning organic materials such as wood or coal, as well as by chemical reactions such as the reaction of hydrochloric acid with calcium hypochlorite. It is also produced naturally through the breakdown of saltwater in the ocean.

To learn more about chlorine gas
https://brainly.com/question/4607123
#SPJ4

Complete and balance the following equations, and identify the oxidizing and reducing agents: (e) MnO4-1aq2 + Br -1aq2 ¡ MnO21s2 + BrO3-1aq2 (basic solution)

Answers

The balanced equation for the reaction (e) MnO4-1aq2 + Br -1aq2 ¡ MnO21s2 + BrO3-1aq2 is: MnO4- (aq) + 5Br- (aq) + 6H+ (aq) -> MnO2 (s) + 8H2O (l) + 5BrO3- (aq)

The oxidizing agent in this reaction is MnO4- (aq) and the reducing agent is Br- (aq). An oxidizing agent is a substance that causes another substance to lose electrons and become more oxidized. In this case, the MnO4- (aq) oxidizes Br- (aq) to BrO3- (aq) by accepting electrons from Br-.A reducing agent is a substance that causes another substance to gain electrons and become more reduced. In this case, the Br- (aq) reduces MnO4- (aq) to MnO2 (s) by donating electrons to MnO4-. It's worth noting that the equation is balanced in an acidic solution, but in a basic solution the equation is different, and the oxidizing agent would be the same but the reducing agent would be H2O instead of Br-.

Learn more about oxidizing agent here:

https://brainly.com/question/10547418

#SPJ4

the chemical equation above represents the reaction between hcl(aq) and naoh(aq). when equal volumes of 1.00mhcl(aq) and 1.00mnaoh(aq) are mixed, 57.1kj of heat is released. if the experiment is repeated with 2.00mhcl(aq), how much heat would be released?

Answers

The repeated experiment using 2 mole of HCl results in a heat release of 57.1 kJ.

What is an experiment in science?

A scientific experiment is any technique where data is collected and tests are conducted to confirm or refute a hypothesis. The hypothesis is indeed a claim that appears to be accurate but hasn't been independently proven. It can be the starting point for additional study. Variables are manipulated in the experimental technique to establish relationships between cause and effect. The primary criteria include the use of controlled procedures and the random assignment of individuals to control or experimental groups. A research where a theory is objectively tested by an experiment.

Why is experiment important?

We can make better decisions about our ideas and projects by experimenting. People frequently make the error of taking an idea and running with it without first evaluating the underlying premises. Although we frequently don't know, we only presume when we think we do.

The given reaction,

HCL(aq)+NaOH(aq)→NaCl(aq)+H_2 O(I)

∆H=-57.1kJ/mol

Two moles of HCl are present.

As a result, 2 moles of HCl and 2 moles of NaOH react, yet there is only 1 mole of NaOH available.

As a result, HCl is an excessive factor while NaOH is a limiting element in the process.

Only 1 mole of HCl will react with the 1 mole of NaOH that is available, hence 57.1 kJ of heat are released during the second experiment with 2 moles of HCl.

To know more about Experiment visit:

https://brainly.com/question/30055326

#SPJ4

which of the following molecules are polar: cl2, co2, bf3, no, so2, xef4

Answers

Among the given molecules NO, and SO₂ are polar molecules.

In the field of chemistry, polarity refers to the separation of electric charge that occurs when a molecule or one of its chemical groups has an electric dipole moment. This results in the molecule or group having one end that is negatively charged and the other end that is positively charged.

Because of the disparity in electronegativity between the atoms that are linked together, polar molecules are required to have one or more polar bonds. Molecules that have polar bonds can be devoid of molecular polarity if the bond dipoles are symmetrical and can cancel one other out.

Polar molecules communicate with one another via intermolecular forces known as dipole–dipole interactions and hydrogen bonding. Polarity is the fundamental concept that underpins a variety of different physical properties, such as surface tension, solubility, melting, and boiling temperatures.

Want to know more about polar molecules visit the link which is given below;

https://brainly.com/question/15173422

#SPJ4

Write an equation for the formation of NH3(g) from its elements in their standard states. Express your answer as a chemical equation. Identify all of the phases in your answer. _______________________ Part B Find ΔH∘f for NH3(g) from Appendix IIB in the textbook. Express your answer using three significant figures. ΔH∘f = ______________ kJ/ mol Part C Write an equation for the formation of CO2(g) from its elements in their standard states. Express your answer as a chemical equation. Identify all of the phases in your answer. ___________________________ Part D Find ΔH∘f for CO2(g) from Appendix IIB in the textbook. Express your answer using four significant figures. ΔH∘f = ______________ kJ/ mol

Answers

Part A: N2(g) + 3H2(g) --> 2NH3(g)

Part C: C(s) + O2(g) --> CO2(g)

Part B: ΔH∘f for NH3(g) is -46.19 kJ/mol.

Part D: ΔH∘f for CO2(g) is -393.51 kJ/mol.

In order to find the standard enthalpy of formation for a substance, we need to determine the enthalpy change that occurs when that substance is formed from its elements in their standard states.

In Part A, we see that the formation of NH3(g) from its elements, nitrogen and hydrogen, results in the reaction N2(g) + 3H2(g) --> 2NH3(g). In Part B, we can use the standard enthalpy of formation value for NH3(g) found in Appendix IIB of the textbook, which is -46.19 kJ/mol.

Similarly, in Part C, we see that the formation of CO2(g) from its elements, carbon and oxygen, results in the reaction C(s) + O2(g) --> CO2(g). In Part D, we can use the standard enthalpy of formation value for CO2(g) found in Appendix IIB of the textbook, which is -393.51 kJ/mol.

For more questions like Standard enthalpy  click the link below:

https://brainly.com/question/29556033

#SPJ4

A basketball is left outside in winter when the temperature is -2.00°C, has a volume of 6.88L and the pressure inside the basketball is 0.795atm.

a) How many moles of gas are in the basketball?

b) What is the partial pressure of oxygen in the basketball?

Answers

A basketball is left outside in winter when the temperature is -2.00°C, has a volume of 6.88L and the pressure inside the basketball is 0.795atm. 182 moles of gas are in the basketball The partial pressure of oxygen in the basketball is 0.998 atm.

What is partial pressure ?

The term partial pressure is defined as the pressure exerted by an individual gas in a mixture.

By an ideal gas equation,

PV = nRT

Where,

P = pressure

V = volume

R = gas constant its value is 8.314

T = temperature

n = number of moles

By putting this value in given equation, we get

0.795 × 6.88 = n × 8.314 × 271.15

n = 5.46 / 0.03

= 182

Thus,182 moles of gas are in the basketball The partial pressure of oxygen in the basketball is 0.998 atm.

To learn more about the partial pressure, follow the link;

https://brainly.com/question/15075781

#SPJ1

caco3 if a 20 gram sample of caco3 is put into a 10l contanier and heated to 1000c find the percent of the caco3

Answers

Given hard water is equivalent to mg of CaCO3 in 1L (1000ml).Water's overall hardness is 1000 V2/V1 mg/l, or 1000 V2/V1 ppm.

When heated, 20 g if CaCO3 was placed in a 10 l flask.

30% of the CaCO3 remained unreacted in equilibrium when 20g of CaCO3 were added to a 10-liter flask and heated to 800.

Why is CACO3 used to calculate water hardness?

Because calcium carbonate has a molecular weight of 100 g/mol and is easier to compute when the value is expressed in terms of 100, the water's hardness is typically reported in parts per million (ppm) and evaluated in terms or calcium carbonate.

To know more about carbonate visit:

https://brainly.com/question/22530423

#SPJ4

effect of change in temperature in the haber process​

Answers

The Haber process is an industrial process that converts nitrogen gas (N2) and hydrogen gas (H2) into ammonia (NH3) under high temperature and pressure conditions. The process is named after its inventor, Fritz Haber.

An increase in temperature in the Haber process will generally increase the rate of the reaction, as the kinetic energy of the reactant molecules increases, allowing them to collide more frequently and with more energy, increasing the chances of successful collisions and formation of products.

However, as the temperature increases, the equilibrium position of the reaction will shift towards the reactants side. This will decrease the yield of the desired product, ammonia.

Additionally, the high temperatures used in the Haber process can cause thermal decomposition of the ammonia, further reducing the yield of the desired product.

It's worth noting that, the Haber process is usually run at about 400-450°C and 200-250 atmospheres pressure, to reach an optimal yield and efficiency. Operating the process at a higher temperature than this range would decrease the efficiency and yield of the process.

Hot filtration is a technique in which the mixture is heated and all the glassware is also heated for the filtration. When should you use the technique of hot filtration? Select one:O When you are separating a highly soluble solid from an insoluble solid O When you are separating a slightly soluble solid from an insoluble solid O When you are separating two solids with different boiling points O When you are separating two insoluble solids

Answers

The process of "hot filtration" involves heating both the mixture and all of the glassware used in the filtering. When you are separating a slightly soluble solid from an insoluble solid.

A type of filtration called hot filtration involves heating both the sample and the filter apparatus while it is being used. When there are contaminants in the solution, hot filtering is required for recrystallization. Recrystallization requires a hot solution because crystals must form upon cooling in a supersaturated solution. Because most solids are more soluble at higher temperatures, hot solutions can hold more solute in suspension than cold ones. This indicates that a saturated solution created at a higher temperature than at a cold temperature will have more dissolved solute. The heated solution will be supersaturated when it cools because it will hold more dissolved solute than its cold counterpart would.

To know more about hot filtration click here

https://brainly.com/question/26391720

#SPJ4

Three compounds contain the elements sulfur, S, and fluorine, F. How does the following data
support the law of multiple proportions?
Compound A: 1.188 g F for every 1.000 g S
Compound B: 2.375 g F for every 1.000 g S
Compound C: 3.563 g F for every 1.000 g S

Answers

The elements fluorine, F, and sulfur, S, are both found in three different compounds. The concepts outlined there in law of many proportions are supported by these examples.

Describe compounds.

A material created through the chemical bonding of two or more distinct components. Examples of compounds are potassium salts (NaCl), which is generated from the chemicals both sodium and chloride, as well as freshwater (H2O), which is created from the components both hydrogen and oxygen.

What are fundamental compounds?

In general, bases are substances that could neutralized a small amount of acid. Chlorine and sodium citrate are both bases even though neither of them includes OH groups.

When a specific mass of S and several quantities of F are combined,

ratio = Compound B and Compound A

= 2,

= 2.375 g/1.188 g

= 2

ratio between the fluorine masses = 3,

= 3.563 g/1.188g

= 3

To know more about compounds visit:

https://brainly.com/question/23846967

#SPJ1

explain in terms of attractive forces between particles, why lead 2 fluoride has a much higher melting point than tetrafluoromethane. in your answer refer to the types of attractive forces between particles and their relative strengths

Answers

The reason why lead (ii) fluoride has a much higher melting point than tetrafluoromethane is that the number of intermolecular forces that exist between lead (ii) fluoride molecules is greater than those in tetrafluoromethane. Also, the strength of the intermolecular forces that exist between lead (ii) fluoride molecules is greater than those in tetrafluoromethane.

What are intermolecular forces?

The attracting and repellent forces that develop between the molecules of a substance are referred to as intermolecular forces.

The intermolecular forces that exist in molecules include:

hydrogen bondingLondon dispersion forcesDipole-dipole attractive forcesIon-Dipole Interactions.Ion-Induced Dipole Interactions.

The strongest intermolecular forces are those of the Ion-Dipole Interactions present in lead (ii) fluoride molecules.

Learn more about intermolecular forces at: https://brainly.com/question/2193457

#SPJ1

At 2000 ∘C the equilibrium constant for the reaction

2NO(g)←−→N2(g)+O2(g)
is Kc=2.4×103. The initial concentration of NO is 0.250 M .

Part A
What is the equilibrium concentration of NO?

Part B
What is the equilibrium concentration of N2?

Part C
What is the equilibrium concentration of O2?

Answers

First ordering in O2 and second tier in NO are involved in the process 2NO(g) + O2(g) 2NO2(g). The observed speed of the reaction at [NO] = 0.8 M & [O2] = 3.7 M is 0.00022022 M/s.

Why does o2 have a Gibbs free energy of 0?

As a result, if we were to create one molecule of gaseous oxygen, we would do so using elemental oxygen, which is also a gas. Therefore, since there won't be any change when one mole of gaseous oxygen is formed through one gram of oxygen gas, the sample in the formation's free energy is identical to zero.

What does the name Gibbs free energy mean?

Because it is readily accessible at all times, Gibb's unlimited energy is known as free energy. The reaction can obtain this if necessary.energy that is available without effort. Enthalpy and the system's sum of heat and entropy are added to determine the change of Gibb's free energy.

To know more about molecule visit

https://brainly.com/question/19556990

#SPJ4

Calculate ΔS∘rxn for the reaction 2NO(g)+O2(g)→2NO2(g)

Substance S∘ (J/mol⋅K)
NO2 240.0
O2 205.2
NO 210.8

Answers

ΔS°rxn for the given set of reactions is -146.8 J/K.

What is the reaction?

A chemical reaction is the chemical conversion of one group of chemical constituents into another. The reaction's standard entropy change (S°rxn) equals the product standard entropies times their stoichiometric coefficients minus the reactant standard entropies times their stoichiometric coefficients. A chemical reaction is a process that changes one or more reactants into one or more products, which are different substances. Substances include, for instance, chemical components or elements.

Here,

Let's consider the following reaction.

2 NO(g) + O₂(g) → 2 NO₂(g)

The reaction's standard entropy change (S°rxn) is equal to the products' standard entropies times their stoichiometric coefficients minus the reactants' standard entropies times their stoichiometric coefficients.

2 mol S°(NO2(g)) = S°rxn +2 mol S°(NO(g)) -1 mol S°(O2(g))

S°rxn = 2 mol 240.0 J/mol.

210.8 J/mol for K - 2 mol.

205.2 J/mol.K - 1 mol

ΔS°rxn = -146.8 J/K

ΔS°rxn for the given set of reactions is -146.8 J/K.

To know more about reaction,

https://brainly.com/question/1619539

#SPJ4

Which of the following pairs of atoms would you expect to combine chemically to form an ionic compound?
a. Lithium and Sulfur
b. Oxygen and Sulfur
c. Aluminum and Oxygen
d. Fluorine and Chlorine
e. Iodine and Potassium
f. Hydrogen and Nitrogen

Answers

The following pairs of atoms would you expect to combine chemically to form an ionic compounds are a. Lithium and Sulfur c. Aluminum and Oxygen and e. Iodine and Potassium.

An ionic compound is what?

An ionic compound in chemistry is a chemical compound made up of ions held together by electrostatic forces known as ionic bonding. Although the compound is generally neutral, it does contain positively charged ions known as cations and negatively charged ions known as anions.

Ionic bonding, as a general rule, is visible in compounds where a metal bonds with a non-metal or a semi-metal. A molecular compound is one that has covalent bonds and is made entirely of non-metallic elements or semi-metallic elements combined with non-metallic elements.

To know more about ionic compound visit:

https://brainly.com/question/29005103

#SPJ4

determine the reaction quotient q when 0.700 mol of sulfur dioxide, 0.500 mol of oxygen and 0.800 mol of sulfur trioxide are combined in a sealed 1.00 dm3 flask at 1000 k, and deduce the direction of the re

Answers

The eyes, nose, and throat may get irritated after being exposed to sulfur dioxide. Nasal mucus, coughing, reflex bronchi constriction, choking, and when liquid: frostbite Workers who are exposed to sulfur dioxide may suffer injury.

What is food-borne sulfur dioxide?

Various foods and beverages, such as dried fruits, pickled vegetables, sausages, fruit and vegetable juices, cider, vinegar, wine, etc., frequently employ sulphur dioxide as a preservative. Sulfur residues in food are regarded as having a minimal hazardous potential.

Is dried fruit's sulfur dioxide harmful?

If you're sensitive to it, even a small amount of sulfite might cause serious health problems. Eating dried fruits could seriously harm your health if you have asthma, sulfite sensitivity, or a sulfite allergy. These issues could include breathing difficulties and potentially fatal allergy-like symptoms.

To know more about sulfur dioxide visit:

brainly.com/question/21406084

#SPJ4

what is the proper procedure for performing a one-color maintenance service on nail enhancements using monomer liquid and polymer powder?

Answers

Eliminate the polish. The present product's ledge should be rounded off. Rework and improve enhancement. Buff. Smooth. Clean. Apply primer and nail dehydrator. Put on some liquid and powder.

The right way to apply one-color monomer liquid and polymer powder nail enhancements to natural nails and their tips, Reverse the eponychium. buffed a nail Utilize a nail dehydrator. Put nail primer on. In serrated dapper dishes, add monomer and polymer powder. Brush into monomer liquid and blot excess with paper towel. Brush into powder and coat. Put a pink product in the nail's middle. Form the improvement. Put the second bead on top of the previous one. Free edge may be shaped with mild abrasive. Buffed a nail hand cream and polish from applu.

To learn more about polymer, click here: -

https://brainly.com/question/17354715

#SPJ4

Other Questions
Classify each process by its individual effect on the entropy of the universe, S.Drag the appropriate items to their respective bins: Increases S of the Universe, Does not Affect S of the Universe, Decreases S of the Universe.a process run infinitesimally slowly at equilibrium and reversed to its original statea constant composition mixture of solid and liquid water at STP (273.15 K and 1 atm)motion of a frictionless penduluma bag of red marbles and a bag of green marbles dumped together on a table topice melting to water above the melting pointsublimation of naphthalene(mothballs) how many different positive integers divisible by $4$ can be formed using each of the digits $1,$ $2,$ $3,$ and $4$ at most once, and no other digits? for example, $12$ counts, but $512$ does not. What does the fundamental theorem of algebra state? The ratio of the distance around a circle to the distance across a circle through its center is represented by the number pi. the number pi is a decimal that does not repeat. the fraction 22/7 is sometimes used as an estimate for pi. is 22/7 a repeating decimal? explain. the allowed energies of a quantum system are 0.0 eV, 1.5 eV, 3.0 eV and 6.0 eV. How many different wavelengths appear in the emission spectrum HELLP! EASY POINTS!Explain how to use a graph to determine a point on the coordinate plane that you could use to form a right triangle with the ordered pairs shown. Please help me understand this handwriting can some pls re write and label I DONT UNDERSTAND CURSIVE :( Identify the sampling method that was used. A furniture store manager calls all the customers who purchased furniture on Tuesday to see if they were satisfied with their purchases. what value would you expect for the vertical axis intercept? that is, what position would you expect for the ball when the time is zero? farmco purchases inventory on credit from parts suppliers, inc. in which situation is farmco likely to pay interest to parts suppliers? Zebina purchased an entertainment center for \$2.798 using a 12-month deferred payment plan with an interest rate of 21.95% . she did not make any payments the deferment period. what will the cost of the entertainment center be if she must pay it off within six years after the deferment period? which clinical manifestations would the nurse monitor for when administering lymphocyte immune globulin? select all that apply. one, some, or all responses may be correct. Younger workers (those born after 1980) will make up more than half of the U.S. workforce by the end of this decade. Which of these recruiting strategies would be least effective in attracting younger workers? Multiple ChoiceO Offer meaningful work that aligns with the younger workers' personal values. O Demonstrate that current employees have work-life balance. O Focus on how much the job pays. O Emphasize the company's socially responsible mission A technician configures a new printer to be accessible via a print server. After setting up the printer on a Windows client machine, the printer prints normally. However, after setting up the printer on a macOS client machine, the printer only prints garbled text. Which of the following should the technician do to resolve this issue anne can assess and manage her emotions and those of others. she can use empathic skills to guide and motivate, organize, prioritize and delegate work. which career readiness competency is she demonstrating? B. Regionalism is a form of realism that emphasizes realistic settings, using local dialect, customs, and other specific details of a place. Identify the regional stories in the Realism and Regionalism unit. What part of the country is portrayed, and which details in the story distinguish it from other regions in America Do you agree or disagree with the ending of "The Three Musketeers"? Provide text evidence to support your claim. Yourwriting should be at least five paragraphs long, with each paragraph containing six to eight sentences. g what is known as the process or technique of making something that allows human beings to share their knowledge, perform a task, or fulfill a function? Tim and jayne were discussing the following mock exam question. here is some data about two groups of people listening to a radio station one day. percentage mean number of range of number of hours listening hours listening 13.8 group alpha 23 1.4 4.3 group beta 77 6.5 compare the data for people in the alpha group with people in the beta group. make three comparisons. tim said he had struggled with the question. jayne said she had gained full marks by starting each comparison with, beta had a higher ... try and work out the three comparisons she used. write them on separate lines. total marks: 3 Which one of the following metals can be used to make the needle of except steel a magnetic compass?