3. Order the following from closest to farthest away from Earth: The Moon, Edge of the Universe, Mercury, Hubble Galaxy, Pluto's Moon, Milky Way Galaxy. Closest to Earth / Farthest.​

Answers

Answer 1

The Moon, Mercury, Edge of the Universe, Milky Way Galaxy, Hubble Galaxy, Pluto's Moon. Closest to Earth/ Farthest.

Give a brief account on Universe?

The universe is the entirety of everything that exists, including all matter and energy, space and time, and the physical laws and constants that govern them. The known universe is thought to be made up of billions of galaxies, each containing billions of stars and planets. The universe is also thought to be expanding, with all the galaxies moving away from each other.

The current scientific understanding of the universe is based on the Big Bang theory, which suggests that the universe began as a singularity, an infinitely dense and hot point, about 13.8 billion years ago. From this singularity, the universe expanded and cooled, giving rise to the formation of matter, stars, galaxies and eventually, the emergence of life.

The universe is also thought to be filled with dark matter and dark energy, which are thought to make up the majority of the universe's mass and energy, respectively.

The universe is a vast and complex place, with much that remains unknown and mysterious. Scientists continue to study the universe through telescopes, satellites, and other observation tools to understand more about its origins, structure and evolution.

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Related Questions

After decaying for 48 hours, of the original mass of a radioisotope sample remains unchanged. What is the half-life of this radioisotope?.

Answers

After decaying for 48 hours, of the original mass of a radioisotope sample remains unchanged. The half-life of this radioisotope is zero.

Describe a half-life.

The half-life is basically the amount of time it takes for one-half of a radioactive isotope to decay. The half-life of a single radioactive isotope is unaffected by environmental factors and is independent of the isotope's initial concentration.

Half-life is a unit of measurement for the exponential decay equation that remains constant over the lifespan of an exponentially decaying quantity. The half-life of a quantity is the time required for it to decrease to half of its initial value. The phrase is frequently used in nuclear physics to indicate how quickly unstable atoms decay radioactively or how long stable atoms last.

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How do you find the number of molecules?.

Answers

To find the number of molecules, first determine the molecular weight of the substance for one mole, then divide the molar mass value by the molecular mass, and multiply by the Avogadro constant.

The total atomic masses of an element's constituent elements make up its molecular mass. This value is also expressed in terms of atomic mass units.

to count the molecules that make up a substance.

By multiplying the number of moles by the Avogadro constant, one can get the total number of atoms or molecules in a sample. The following formula is used:

According to his law, which states that "equivalent volumes of different gases measured under the same conditions of temperature and pressure contain the same number of molecules," one mole of material has 6.022x10²³ atoms.

Once the substance's molecular weight for one mole has been determined, divide the molar mass value by the molecular mass to arrive at the necessary number of molecules the multiply it by the Avogadro constant.

To determine the quantity of sulphur (S₈) molecules present in a solid sulphur of present in 16 g of solid sulphur of 16 g.

1 mole of solid sulphur (S₈)=8×32 g=256

256 g of solid sulphur contains 6.022×10²³molecules.

Then, 16 g of solid sulphur contains =6.022×10²³ x16/256 molecules =3.76375×10²² molecules.

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A sample of chemical x is found to contain 5. 0 grams of oxygen, 10. 0 grams of carbon, and 20. 0 grams of nitrogen. The law of definite proportion would predict that a 70 gram sample of chemical x should contain how many grams of carbon?.

Answers

17 grams of carbon should be present in a 61-gram sample of chemical x.

The law of definite proportions, also known as Proust's law or the law of constant composition, is a principle in chemistry that asserts a chemical compound will always contain its constituent components in a fixed ratio (by mass), regardless of its source or method of creation.

According to the law of definite proportion, regardless of quantity or source, the proportions of each element to its weight in a chemical combination will always be exactly the same value.

In the ensuing query:

The chemical X sample includes:

Oxygen content: 5.0 grams

One kilogram of carbon

Nitrogen content: 20.0 grams

The compound's total mass is (10.0 + 5.0 + 20.0) g, which equals 35.0 g.

10/35 = 2/7 is the proportion of carbon in the compound.

As a result, the amount of carbon in 61 grammes of the sample is equal to 2/7 x 61, or 17.42 grams.

Therefore, we can infer that 17 grams of carbon should be present in a 61-gram sample of chemical x.

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The statement below is false. How
must it change to correct it?
"The gas particles have a large volume
and weak attraction for one another.

A. The gas particles have strong
attraction for one another.
B. The gas particles have almost no
volume.
C. The gas particles have small volume
and strong attraction for one another.

Answers

Answer:

A. The gas particles have strong attraction for one another.

Explanation:

The gas particles have a large volume and weak attraction for one another. To correct this statement and make it true, it should be: "The gas particles have a small volume and weak attraction for one another." Gases have large volume, and low density and the particles in a gas are far apart from one another and have very weak attractive forces between them.

Answer: B. The gas particles have almost no

volume.

Explanation:

150g of 80% pure ZnCO3 is completely reacted with excess HCI to produce ZnCl2, CO₂, and H₂O.
i. Which one is limiting reactant?
ii. Calculate the mass of ZnCl₂ formed?
iii. How many molecules of water are produced?
iv. What volume of CO2 are produced if the reaction is carried out at 27°C and 760 mm of Hg pressure?​

Answers

The balanced chemical equation of the given statement is-

       Zn + 2HCl → ZnCl2 + H2

How to calculate balanced chemical equation?

Zn has a molar mass of 65.38 g mol 1.

HCl has a molar mass of 36.458 g mol-1.

Calculate the moles of each reactant:

  (1 mol Zn/ 65.38 g Zn)  (150 g Zn) = 2.2943 mol Zn

 (1 mol HCl/ 36.458 g HCl)  (73 g HCl) = 2.0023 mol HCl

Because there is an excess of zinc (Zn), hydrochloric acid (HCl) must be the cause.                                    

 restricting agent.

 Hydrochloric acid (HCl) is the limiting agent.

The mass in molars of    

136.3 g mol-1 is ZnCl2.

 Cu has a molar mass of 68g mol-1.

  Magnesium (Mg) being a limiting reagent results in:

  (10.00 g Mg) divided by (1 mol Mg / 24.305 g Mg), (1 mol Cu / 1 mol Mg), and (68 g Cu / 1 mol Cu) yields 28.15 g.

28.15 grams of formed ZnCl2.

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give atleast 2 importance of ecological relationship in the enviroment

Answers

Explanation:

Competition and predation are ecological relationships but are not symbiotic. Predation does not occur over a long period of time, and competition is an indirect interaction over resources.

Competition is most typically considered the interaction of individuals that vie for a common resource that is in limited supply, but more generally can be defined as the direct or indirect interaction of organisms that leads to a change in fitness when the organisms share the same resource.

In predation, one organism kills and consumes another. Predation provides energy to prolong the life and promote the reproduction of the organism that does the killing, the predator, to the detriment of the organism being consumed, the prey. Predation influences organisms at two ecological levels.

Which of the following involves reduction:
A.Conversion of anion to atom
B.Conversion of cation to atom
C.Both of these
D.None of these

Answers

Answer:

B.Conversion of cation to atom

Explanation:

Reduction involves the gaining of electrons. Since a cation is positively charged and has lost electrons, for it to become an atom and be neutral it would have to gain electrons that were previously lost before, hence the answer is B.

It cannot be A because an anion is negatively charged and has gained electrons. For the conversion of the anion to become an atom it would have to lose electrons to become neutral as before it has gained electrons, so oxidation (which is the loss of electrons) would occur.

The denity of copper (Cu) i 8. 96 g/cm3 at 25°C. What i the ma of a piece of copper that occupie 26. 7 cm3 at thi temperature?

Answers

The mass of the piece of copper is  239.9 g

The density of a substance is a measure of its mass per unit volume. In the case of copper, its density is 8.96 g/cm3 at 25°C. This means that 1 cm3 of copper weighs 8.96 grams at 25°C.

To determine the mass of a piece of copper that occupies a certain volume, we can use the formula: mass = density x volume

In this case, the volume of the piece of copper is 26.7 cm3 and the density is 8.96 g/cm3. So we can plug these values into the formula:

mass = 8.96 g/cm3 x 26.7 cm3

By multiplying the density by the volume, we find that the mass of the piece of copper is 239.9 grams.

The final answer is 239.9 g.

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The synthesis of complex molecules _______ energy, whereas their degradation _______ energy. the synthesis of complex molecules occurs with _______ in entropy.

Answers

The synthesis of complex molecules is endergonic energy, whereas their degradation is exergonic energy. The synthesis of complex molecules occurs with a decrease in entropy.

The production of complex molecules requires the input of energy, which is known as endergonic energy.

This energy fuels the process of creating the molecules and can be supplied by a variety of sources, such as chemical reactions or solar energy.

On the other hand, the degradation of complex molecules produces energy, known as exergonic energy. During the synthesis of complex molecules, entropy decreases as the molecules become more ordered and structured.

The creation of complex molecules requires energy, known as endergonic energy.

The energy to break down complex molecules, on the other hand, is released in the form of exergonic energy.

This is because the synthesis of complex molecules leads to a decrease in entropy.

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The corrosion of aluminum is cook wares is prevented as the aluminum metal reacts with the oxygen in the air, producing a protective coat of aluminum oxide. How many moles of oxygen gas will react with aluminum?.

Answers

3.25 moles of aluminium oxide is produced from 3 x 3.25 moles of oxygen which is  9.75 moles of oxygen.

The balanced equation for the reaction is :

2 Al    +    3 O₂   =    Al₂O₃

1 mole of aluminum oxide is created from 3 moles of oxygen gas.

3 x 3.25 moles of oxygen, or 9.75 moles of oxygen, are used to create 3.25 moles of aluminum oxide.

mass equals molecular mass

= 32g of oxygen times 9.75

equals 312 g of oxygen.

The formula Mass= mole x molar mass will yield grams of aluminum oxide.

9.75 x 32g of oxygen

= 312 g of oxygen.

Aluminum oxide weighs 331.5 g.

Yield percentage when the actual yield is 228.4g

yield is calculated as 228.4 x 100 / 331.5.

= 68.89 %

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Complete Question -

The corrosion of aluminum in cookware is prevented as the aluminum metal reacts with oxygen gas in the air producing a protective coat of aluminum oxide. Aluminum) Al+3

(Oxygen) O-2

Al + O2 ------> Product(?

a) Write the balanced equation for the reaction.

b) How many grams of oxygen gas is used in the reaction if 3.25 moles of aluminum oxide is produced?

c) How many grams of aluminum oxide will be produced by the reaction

d) If the reaction gave an actual yield of 228.4 g, what is the percent yield for the reaction?

How do you find the molar mass of an unknown?.

Answers

To find the molar mass of an unknown element/compound use the following steps:

Step 1: Using the chemical formula, calculate the number of atoms in each element in the compound.

Step 2: Multiply each element's atomic weight by the number of atoms in the compound.

Step 3: Total everything and assign a unit of measurement of grams/mole.

for eg: What is the molar mass of sodium carbonate (Na2CO3)?

Solution: Sodium carbonate contains two sodium atoms, one carbon atom, and three oxygen atoms. The atomic weight would be

Na : 2 x 23.0 = 46

C : 1 x 12.0 = 12

O : 3 x 16 = 48

When we add the total values, we get 106 (46 + 12 + 48).

As a result, Na2CO3 has a molar mass of 106 g/mole.

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the complete question is, how do you find the molar mass of an unknown element or compound?

Why do electrons stay in the electron cloud & not just fly off from around the nucleus of an atom?

Answers

The electrons stay in the electron cloud and do not fly off because of the stronger attraction to the proton.

In the electron cloud, the positive charge of the proton binds the electron from flying off since opposites attract. This allows the electrons to move around the nucleus of an atom. The nucleus is positively charged and the electrons that moves around the nucleus are negatively charged. so they attract each other. It is because the atom is so small. There are too many protons. some of the outer protons are loosely bound and more free to react with the electron. Most atoms do not have too many protons. so there is nothing for the electron to interact with. Therefore, each electron in a stable atom remains in its wavefunction shape.

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match the volume to the correct graduated cylinder

• 21.3 ml
• 44.5 ml
• 6.6 ml
• 24.0 ml
• 75.0 ml
• 29.5 ml
• 38.0 ml
• 2.65 ml

Answers

Gradually graduated cylinders are available in a variety of sizes, or volume capacities, and, like a measuring cup, are used to determine volume by pouring liquid to the cylinder and comparing the liquid level to the graduated scale.

How do you determine the capacity of a graded cylinder?

The volume that was measured is the same as the amount of liquid that was put inside the cylinder.

Similar to weighing, determining the volume of a liquid is a fundamental and common lab procedure. Both a graduated cylinder and a burette are commonly used to measure liquid volume.

A graded cylinder is, as its name suggests, a cylindrical glass or plastic tube that is sealed at one end and has a calibrated scale etched (or marked) on its exterior.

Gradually graduated cylinders are available in a variety of sizes, or volume capacities, and, like a measuring cup, are used to determine volume by pouring liquid to the cylinder and comparing the liquid level to the graduated scale.

The volume that was measured is the same as the amount of liquid that was put inside the cylinder. As a result, the graduated cylinder and similar apparatus (volumetric flasks, Erlenmeyer flasks, and beakers) are categorized as to-contain (TC) apparatus.

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Balance the equation

____Sb + ____O2 ---> ____Sb4O6

Answers

Answer:

2Sb2O3 + 3O2 -> 2Sb4O6

The coefficients indicate the number of moles of each element that participate in the reaction. The coefficients are chosen so that the number of atoms of each element on both sides of the equation is equal.

Calculate the volume in mL of a 1.420 M NaOH solution required to titrate the following solutions:

(a) 25.00 mL of a 2.430 M HCI solution

(b) 25.00 mL of a 4.500 M H2SO4 solution

(c) 25.00 mL of a 1.500 M H3PO4 solution


Answers

=158.4ml

Explanation:

Solution:

Chemical\; reaction:Chemicalreaction:

H_2SO_4(aq)\;+\;2NaOH(aq)\implies Na_2SO_4(aq)\;+\;H_2O(l)H

2

SO

4

(aq)+2NaOH(aq)⟹Na

2

SO

4

(aq)+H

2

O(l)

1) By using the acid-base equation:

M_1V_1=M_2V_2M

1

V

1

=M

2

V

2

4.5M*25ml=1.42M*V_24.5M∗25ml=1.42M∗V

2

V_2=\frac{(4.5M*25ml)}{1.42M}V

2

=

1.42M

(4.5M∗25ml)

Remember 1 mole H2SO4 is equivalent to 2 moles NaOH, that is Normality of H2SO4 = (Molarity x 2)

79.2*2ml=158ml\;of\;1.42M\;NaOH\;will\;be\;required.79.2∗2ml=158mlof1.42MNaOHwillberequired.

Answer:

V_2=158.4mlV

2

=158.4ml

Which substance below has the strongest intermolecular forces?

Propane, CH3CH2CH3, MW = 44 g/mol

O Methanethiol, CH3SH, MW = 48 g/mol

Ethanamine, CH3CH2NH2, MW = 45 g/mol

Methyl phosphine, CH3PH3, MW = 48 g/mol

Answers

Methyl phosphine (CH3PH3) has the strongest intermolecular forces among the given compounds.

The strength of intermolecular forces is determined by the type of bond present in a substance. Methyl phosphine has dipole-dipole interactions, which are stronger than the London dispersion forces present in the other compounds. This is the main reason for this compound having the strongest intermolecular forces.

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In metals, the valence electrons are considered to be

Answers

In metals, the valence electrons are considered to be continually moving from one atom to another and are not associated with any specific pair of atoms.

Metallic solids are made up of tightly packed atoms. In most cases, each metal atom's outermost electron shell overlaps with a large number of neighboring atoms.

As a result, valence electrons are constantly moving from one atom to the next and are not associated with any specific pair of atoms. In short, unlike covalently bonded substances, valence electrons in metals are nonlocalized, allowing them to roam relatively freely throughout the crystal.

The atoms left behind by the electrons become positive ions, and their interaction with valence electrons produces the coherent and consistent or binding thrust that holds the metallic particle next to each other.

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Support or refute the following claim using at least two
pieces of evidence from the text:
Claim: Planets are made of the same elements as their
stars. Write a short answer.

Answers

Answer: The claim that planets are made of the same elements as their stars is not supported by evidence.

First, stars and planets are formed through different processes. Stars form through the collapse of clouds of gas and dust, while planets form from the accretion of material in a protoplanetary disk around a star.

Second, the composition of planets can be different from that of their star. For example, the composition of the Earth is primarily made of oxygen, silicon, aluminum, iron, calcium, sodium, and potassium. While these elements are also present in the Sun, they make up only a small fraction of its composition, which is primarily made of hydrogen and helium.

In summary, the claim that planets are made of the same elements as their stars is not supported by evidence and that the formation and composition of planets and stars are different.

Explanation:

rank a series of molecules by expected solubility in water based on polarity and hydrogen bonding. some slightly soluble compounds are included in this exercise. rank the organic compounds from most soluble to least soluble. to rank items as equivalent, overlap them.

Answers

The solubility  in water based on polarity and hydrogen bonding is that polar compounds dissolves in the water due to the hydrogen bonding.

The polar compounds easily soluble in the water as they makes hydrogen bond with the water. Let us take an example : The order of solubility in some compounds is given as :

CH₃CH₂CH₂COOH > CH₃CH₂CH₂CH₂OH > CH₃CH₂OCH₂CH₂ > CH₃CH₂CH₂CH₃

Carboxylic acid is more soluble in the water as it males more hydrogen bond with water as compared to the alcohol. The last one is not able to make the hydrogen bond with the water . The two types of hydrogen bonding are : intermolecular hydrogen bonding and intermolecular hydrogen bonding.

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How much kinetic energy does a 50 kg object have if it is moving at a velocity of 2m s?.

Answers

100 Joules of kinetic energy will be produced by 50 kg of object.

The formula for kinetic energy is:

KE = 1/2 * m * v^2

where

KE = kinetic energy

m = mass of the object

v = velocity of the object

So, to find the kinetic energy of a 50 kg object moving at a velocity of 2 m/s:

KE = 1/2 * 50 kg * (2 m/s)^2

KE = 1/2 * 50 kg * 4 m^2/s^2

KE = 100 J (Joules)

So, the kinetic energy of the 50 kg object moving at a velocity of 2 m/s is 100 Joules.

It is worth noting that kinetic energy is a scalar quantity, meaning it does not have a direction.

It is also important to know that the kinetic energy of an object increases as the square of its velocity, so as the velocity increases, the kinetic energy increases rapidly.

In summary, kinetic energy is the energy an object possesses due to its motion, the formula to calculate kinetic energy is 1/2 * m * v^2, where m is the mass of the object and v is the velocity of the object. In this example, a 50 kg object moving at a velocity of 2 m/s has a kinetic energy of 100 Joules.

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Blood alcohol content (bac) is sometimes reported in weight-volume percent and, when it is, a bac of 0. 10% corresponds to 0. 10 g of ethyl alcohol per 100 ml of blood. In many jurisdictions, a person is considered legally intoxicated if his or her bac is 0. 10%. Suppose that a 68 kg person has a total blood volume of 5. 4 l and breaks down ethyl alcohol at a rate of 10. 0 grams per hour. How many 145 ml glasses of wine, consumed over three hours, will produce a bac of 0. 10% in this 68 kg person? assume the wine has a density of 1. 01 g/ml and 11. 5% ethyl alcohol by mass.

Answers

2 , 145 ml glasses of wine, consumed over three hours, will produce a bac of 0. 10% in this 68 kg person.

What Is Blood Alcohol Concentration (BAC)?

The quantity of alcohol in a person's bloodstream is known as blood alcohol content, or BAC, and it can be determined 30 to 70 minutes after ingestion. Contrary to common opinion, coffee, cold showers, and downing glasses of water won't help you sober up any faster. The only thing that can lower BAC is time.

Given, 68kg person

5,4L blood  i.e. 5400ml

Breaks down ethyl alcohol at a rate of 10. 0 grams per hour

To produce a bac of 0. 10% in this 68 kg person over three hours,

(0.10g/100ml)*5400ml   +  (10g/h *3h)   i.e. 30.54g of ethyl alcohol

For  a 11,5% of wine ,

Where density of ethyl alcohol is 1.01g/mL:

30.54*(1/1.01)*(100/11.5) i.e. 262.909mL wine

Therefore, he need to consume:

262.909/145 i.e. 1.8 ≈ 2 glasses of wine

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how do calculated frequencies compared to the frequency settings

Answers

Answer:

Calculated frequencies refer to the frequencies that are determined or calculated through various methods, such as measuring or analyzing signals or data. Frequency settings, on the other hand, refer to the specific frequencies that are programmed or set on a device or system. The relationship between calculated frequencies and frequency settings depends on the context in which they are being used. In some cases, calculated frequencies may be used to adjust or optimize frequency settings, while in other cases, frequency settings may be used to generate or analyze calculated frequencies.

which product besides radiation do radioactive atoms give off when they decay?

Answers

When a radioactive atom decays, it emits energy in the form of radiation as well as charged matter particles. These particles may be alpha or beta in nature.

The nuclei of the atoms are unstable during radioactive decay, but when they emit radiation, they become more stable. It is a nuclear reaction rather than a chemical reaction because it only involves the nuclei of atoms. One element may change into another during a nuclear reaction.

There are three types of radioactive decay: alpha, beta, and gamma decay. Both alpha and beta decay alter the number of protons in an atom's nucleus, causing the atom to change elements.

The nucleus loses two protons during alpha decay. The nucleus either loses or gains a proton during beta decay. Because there is no change in proton number in gamma decay, the atom does not become a different element.

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how are solar eruptions influenced by the sunspot cycle

Answers

Solar eruptions are strongly influenced by the sunspot cycle. Solar eruptions, such as solar flares and coronal mass ejections, are more frequent and intense during the peak of the sunspot cycle. This is because sunspots are areas of intense magnetic activity, and solar eruptions are caused by the sudden release of magnetic energy. As the sunspot cycle progresses, the magnetic fields become increasingly more complex and intense, leading to more frequent and intense solar eruptions.

changes in the Sun's magnetism produce a greater number of sunspots, more energy and cause solar eruptions of particles

compare and contrast a current through a circuit with a static discharge

Answers

Compare between a static discharge and a current flowing via a circuit, A voltage source provides a constant current to a circuit. In a static discharge, the transfer of charge happens very quickly and discontinuously.

How are static discharges and electric currents different from one another?Since the charges in static electricity are at rest and build up on the inductor's surface, this is the main distinction between static electricity and current electricity. The conductor's internal flow of electrons is what generates the current's electricity.Distinguish between a static discharge and a current flowing via a circuit. The transfer of electrons from a negative to a positive charge occurs in both cases. A voltage source provides a constant current to a circuit. In a static discharge, the transfer of charge happens very quickly and discontinuously.Compare between a static discharge and a current flowing via a circuit, A voltage source provides a constant current to a circuit. In a static discharge, the transfer of charge happens very quickly and discontinuously.          

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Which of the following statements is not an intensive
property?
A chemical reaction requires 10.00 g of carbon.
The density of water at 25°C is 1.00 g/mL..
Solid copper (II) sulfate pentahydrate is blue colored.
The boiling point of water is 373.15 K.

Answers

The intensive properties is ;

The density of water at 25°C is 1.00 g/mL..

What is an intensive property?

Intensive properties are properties of a substance that do not depend on the amount of the substance present, but only on its temperature, pressure, and other conditions.

We have to note that the density does not depend on the amount of the substance that is present then it follows that the density that we have is an intensive property.  It does not depend on the amount of the substances that we have here.

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Find the molecular formula for a compound made up of 85.6 % carbon and 14.4%
hydrogen by mass that has a molar mass of 70.15 g/mol.

Answers

85.7 g of such carbon dioxide and 14.3 g of hydrogen are found in 100 g of the molecule. C and H have atomic weights of 12g and 1g, respectively. As a result, the compound's chemical formula is C3H6. It is an alkene with a double bond by the name of propene.

What does molecular formula mean?

The chemical formula is an equation that specifies how many atoms of the each element there are in a single compound's molecule. It displays the precise amount of atoms present in a molecule. Propane, for instance, has the chemical formula C4H10. The given compound has a formula of 4 carbon elements and 10 h atoms.

A molecular formula Why is it?

In a molecular formula, each sort of atom's number and composition are specified. A molecule contains atoms. No prefix is used if there is just one element of a certain kind. A subscript is added to the symbol for an atom if it contains four or more of the certain type of atom.

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Chemistry: Balancing Chemical Equations

Answers

The balanced chemical equation is the equation where the atoms in the reactant side is equals to the atoms in the product side.

The steps to balance the chemical equation is given as :

1) Count each the type of atom in the reactants and products.  The  number of each atom on both sides are equal or not and If not, then the equation is not balanced.

2) Place coefficients, in front of the symbols or the formulas to increase the number of atoms or the molecules of the substances. write the smallest coefficients possible. do not  the subscripts in chemical formulas.

3) Repeat steps until you get the balanced equation.

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One of the variables required for the
experiment is volume of gas the
container can hold.

A sealed container held 62.8 mL of
water. What is the volume of the
container in liters?

Answers

The container has a volume of 0.0628 L.

To convert mL (milliliters) to L (liters), we need to divide by 1000 since 1 L is equivalent to 1000 mL.

Therefore, the volume of the container in liters can be calculated as follows:

Volume of container = Volume of water in mL / 1000

Volume of container = 62.8 / 1000

Volume of container = 0.0628 L

Therefore, the volume of the container is 0.0628 L.

It is important to note that when conducting experiments, it is essential to accurately measure the volume of the container as it directly impacts the results of the experiment.

In this case, knowing the volume of the container is crucial as it is one of the variables required for the experiment. Any error or imprecision in the measurement of the volume can lead to inaccurate results and potentially affect the outcome of the experiment.

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Answer: The container has a volume of 0.0628 L.

Explanation:

nebula can form either an average star, or_______ ______________. that is about the size of our sun, or a ____________ star which can be over 3 times as big as our sun!

Answers

A nebula can form either an average star, or a massive star, that is about the size of our sun, or a supergiant star which can be over 3 times as big as our sun!

What do you mean by stars?

Stars are giant spheres of hot gas, primarily composed of hydrogen and helium, that generate energy through nuclear fusion reactions. They are found in vast numbers throughout the universe and are the building blocks of galaxies.

A star's energy is generated by nuclear fusion reactions that take place in its core. This energy is responsible for the star's brightness and for the formation of the various elements in the star.

Stars come in different sizes, colors, and temperatures. The size of a star is described by its mass and radius, the color of a star is determined by its temperature, with the hottest stars being blue and the coolest stars being red. The temperature of a star also determines its luminosity, that is, how bright it appears in the night sky.

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