Draw the resulting molecule if the alkaline were to undergo Hydration. (Points)

Top left corner is [tex]^{ 87} Rb[/tex] ( Diagram B) represents the correct proportion of 87Rb to its decay product, 87Sr, after two half-lives.

To learn more about radioactive decay refer,

https://brainly.com/question/1160651

#SPJ1

The efficiency of the ramp is 0.25 or 25% if the input work is 96 J and output work is 24 J

This is the output-to-input ratio, which is frequently multiplied by 100 to get a percentage.

Given values: Input work = 96 J, Output work = 24 J

To find: Efficiency of a ramp= ?

Formula used: percent efficiency = (output work/input work) × 100

The efficiency will range from 24 J to 96 J because both the output and the input in this scenario take the form of work.

Percent efficiency = [tex]\frac{24}{96} \times 100[/tex]

                              = 25%

Learn more about the topic efficiency: https://brainly.com/question/4399149

#SPJ13

When the electric field is turned on, the dipole moment ends up aligned parallel to the external electric field.

In electromagnetism, dipoles come in two different varieties. In electromagnetic systems, the separation of positive and negative charges is handled by the electric dipole. A pair of charges of equal magnitude and opposing sign that are typically close together is a straightforward illustration of this system. (An electret is a permanent electric dipole.)

In the current system, a magnetic dipole is a closed circuit. A single wire loop with a constant current is a straightforward illustration. The vector quantity dipole moment can be used to describe an electric or magnetic dipole. The electric dipole moment, which in a basic electric dipole points from a negative charge to a positive charge, has a magnitude equal to the sum of the electric charge intensities times the separation between the charges.

When defining the dipole moment, the "dipole limit" should always be taken into account. For instance, in order to maintain the product, the generated charge spacing should converge toward 0 while the charge strength should diverge toward infinity. (Continuous positive)

Learn more about electric field:

https://brainly.com/question/14372859

#SPJ4

25 mL of 2.5 m HNO₃ contains enough nitric acid to dissolve an old copper penny with a mass of 3.94 g

Molarity is a measure of the concentration of a chemical species, especially a solute, in solution and is expressed as the amount of substance per unit volume of solution. The most commonly used unit of molarity in chemistry is moles per liter in SI units using the unit symbols mol/L or mol/dm³.

For the given case,

Molar mass HNO₃ = 63.0 g/mol

Number of moles = 3.94 / 63.0

= 0.0625 moles

Volume = moles / molarity

V = 0.0625 / 2.5

V = 0.025 x 1000

= 25 mL

To know more about molarity visit:

https://brainly.com/question/16727614

#SPJ4

Check all features below that you included in your Lewis structure.

Chlorine has a higher electronegativity than hydrogen but the attraction of the chlorine atom for electrons is not sufficient to remove an electron from hydrogen. distributed in Polar covalent bonds. Some atoms are exceptions to the octet rule because they have extended octets.

Hydrogen bonds are intermolecular forces acting between ammonia molecules. Due to the difference in electronegativity between the nitrogen and hydrogen atoms, a partial negative charge develops on the nitrogen atom and a partial positive charge develops on the hydrogen atom. Fluorine is the most electronegative of the group 17 elements, and iodine is the least electronegative. Therefore, the electronegativity difference between fluorine and iodine is the largest.

Learn more about Lewis's structure here:-https://brainly.com/question/20300458

#SPJ1

Answer: Conduction

Explanation: Conduction is the transfer of heat energy from one substance to another or within a substance. Have you ever left a metal spoon in a pot of soup being heated on a stove? After a short time, the handle of the spoon will become hot.

Answer: it is transferred by conduction.

Explanation:

I took the test

The maximum probably identification of this element is Beryllium.

Bromine and chlorine belong to the equal organization and consequently have similar chemical houses. The element with atomic wide variety 35 is bromine.

Chlorine and bromine belong to the identical group and consequently have similar residences. extraordinary numbers of neutrons affect the mass variety.

The mass number determines physical houses the atomic range determines chemical houses. consequently, isotopes have similar chemical residences but different bodily homes.

The factors with the most comparable chemical homes are those in the same institution or row of the periodic desk. factors are ordered through atomic variety and become in vertical corporations with the same quantity of valence electrons, in order that they have comparable chemical residences.

Learn more about An unidentified element here:-https://brainly.com/question/17708442

#SPJ4

Warmer temperatures will more water evaporate and will lead to more clouds. These clouds will shade the earth the sun, leading to cooler temperatures.

Explain the term water evaporation.

A type of vaporization called evaporation takes place on the surface of a liquid as it transitions into the gas phase.  When humidity impacts the rate of evaporation of water, for example, a high concentration of the evaporating component in the surrounding gas considerably slows down evaporation. Depending on how they collide, the liquid's molecules transfer energy to one another during collisions. A molecule at the surface will escape and turn into a gas when it has enough energy to outpace the vapour pressure.  Evaporation results in cooling because the energy from the evaporated liquid is lost, which lowers the liquid's temperature.

To learn more about water evaporation:

https://brainly.com/question/3067264

#SP J4

Exit polls are one of the ways the media is able to predict the winners and losers of an election.

Exit polls have historically and in the course of the world been used as a test towards, and hard indicator of, the diploma of election fraud. some examples of this include the 2004 Venezuelan keep in mind referendum and the 2004 Ukrainian presidential election.

A benchmark poll is usually the first ballot taken in a marketing campaign. it's miles often taken before a candidate publicizes their bid for office, but every now and then it happens at once following that assertion after they have had a few possibilities to raise the budget. Polls help citizens study facts approximately each of the applicants. Polls tell the electorate the troubles that applicants assist. Polls discover the pinnacle candidates and the media interview those applicants.

Learn more about Exit polls here:-https://brainly.com/question/25035015

#SPJ4

Assuming that you wanted to find out how long Nina's has been doing her watering activities, you should just simply divide the total amount of barrel with its daily usage. 75/5 = 15 weeks.

Her rain barrel held 75 L of water when she began watering. This indicates that there were 75 L left when she started at 0 weeks.

The first coordinate will therefore be; (0, 75). the y-axis is 75 and the x-axis is 0.

We are informed that she utilised 5 L of water from her barrel each week. Since 5 litres were consumed each week until the barrel was empty, the time it took for the barrel to be empty was 75/5, or 15 weeks.

This indicates that after the water is finished, the y-axis will be 0 L and the x-axis will be 15 weeks (0, 15).

Learn more about activities:

https://brainly.com/question/1744272

#SPJ4

The noble gas neon is used for filling neon signs. Like other noble elements, it has a full octet that is complete outer energy level of electrons, which makes the gas unlikely to combine with the other elements.

The Neon is the noble gas.  according to the octet rule the element should contains the 8 valence electrons in the outer most shell to fulfill the octet rule and acquire the stability. the atomic number of the neon is 10 the electronic configuration is given as :

Neon atomic number 10 : [He] 2s² 2p⁶

so, the outermost electrons in the valence shell is 8 . so the noble gas itself very stable . neon does not react with any other elements to gain the stability.

To learn more about noble gas here

https://brainly.com/question/22824931

#SPJ4

The number of O₂ molecules required for cellular respiration of two glucose molecules would be 12.

Cellular respiration is the process by which biofuels are oxidized in the presence of inorganic electron acceptors, such as oxygen, to produce large amounts of energy and facilitate the mass production of ATP.

During aerobic respiration, 1 molecule of glucose is oxidized to 6 molecules of carbon dioxide with the help of 6 molecules of oxygen. Six water molecules are also formed in the process. Together, all three stages of cellular respiration generate up to 38 molecules of ATP from just one molecule of glucose.

First, let's look at the balanced breathing equation:

C₆H₁₂O₆ + 6O₂ → 6CO₂ + 6H₂O

From this formula, there are 6 moles of O₂ for every mole of glucose molecule required for full reaction.

Therefore, two glucose molecules require 6 x 2 = 12 mol of O₂.

To know more about cellular respiration visit:

https://brainly.com/question/13721588

#SPJ4

Answer:

The final state of the hydrogen atom is ground state after the emission of the photons.

The given parameters;

wavelength of the photon absorbed, λ₁ = 92.05 nm = 92.05 x 10⁻⁹ m

wavelength of the photon emitted, λ₂ = 1736 nm = 1736 x 10⁻⁹ m

The change in the energy of the photon is calculated as follows;

ΔE = hf₂ - hf₁

The new energy level is calculated as follows using Borh's model;

Thus, the final state of the hydrogen atom is ground state after the emission of the photons.

Explanation:

London dispersion and dipole-dipole interaction make up the bulk of the intermolecular forces in ethyl acetate liquid.

Hexane, an alkane having a straight chain and six carbons but no double or triple bonds, is represented by the chemical formula C6H14. The only intermolecular forces that exist between this molecule and other molecules are London-dispersion forces, which are the least powerful intermolecular forces that exist between any two molecules.

Due to the fact that C=O, ethyl acetate is a polar substance. Additionally, because C-O bonds are polar, their bond dipole moments do not cancel one another out.

To know more about ethyl acetate visit:-

https://brainly.com/question/13386859

#SPJ4

Answer:

C. a substance made of two oxygen atoms for each carbon atom

When a 25.0-ml sample of HCl is titrated with 0.350 m KOH. 34.6 ml of the base are required to reach the equivalence point. The concentration of HCl is 0.4844 M

The concentration of a substance is the amount of solute contained in a given volume of solution. Concentration is usually expressed in terms of molarity, expressed as the number of moles of solute in 1 L of solution. Solution concentration is the degree to which a solute is dissolved in a given amount of solvent or solution. An enriched response is a response that contains a very large amount of solute.

Concentration of HCl can be calculate as follows:

Titration is the process of determining the amount of substance A by adding measured increments of substance B, the titrant with which it reacts, until exact chemical equivalence is reached (equivalence point).

The formula (Macid x V acid =Mbase x Vbase ) represents the titration formula in chemistry.

M acid x V acid =Mbase x Vbase

Macid  =Mbase x Vbase

                  V acid

Macid  = 0.350 M x 34.6mL

                  25mL

M HCl = 0.4844 M

Therefore, when a 25.0-ml sample of HCl is titrated with 0.350 m KOH. 34.6 ml of the base are required to reach the equivalence point. The concentration of HCl is 0.4844 M

learn more about concentration here https://brainly.com/question/29109830

#SPJ4

Water weighs is 12.371 g.

Mevoporation dish weighs 1.135 g.

Mevoporating dish plus a sample of MHydrate equals 25.637g

Mfirst heated sample plus Mevoporating dish = 16.428g

Mevoporation dish plus a second hot sample equals 13.266g

Serving of mevoporating = 1.135g

Mhydrated sample + Mevoporating dish = 25.637g

Mevoporating dish g = 25.637-1.135g=24.502g where Mhydrate sample is equal to 25.637g.

Serving of mevoporating = 1.135g

Second heated sample from a mevoporating dish weighs 13,266g

Msalt anhydrous = Msecond heated sample = 13.266-Mevoporating dish g = 13.266-1.135g = 12.131g

Msalt anhydrous = 24.502-12.131g=12.371g where Mwater = Mhydrate sample

12.371 g for Mwater

The sample and the dish have a combined mass of 13.266 g following a second heating session. After the second time, the pupil ends the heat/cool/weigh cycle.

To know more about Water salt visit:-

https://brainly.com/question/5306491

#SPJ4

The latest estimate for the annual number of photos taken is 1.72 trillion.

People are taking more images all around the world, and Rise Above Research, a consulting organization that conducts market research for the digital imaging sector, predicts that the total number of photos taken worldwide will reach 1.5 trillion in 2022.

Around the world, 1.72 trillion images are taken annually, or 54,400 each second or 4.7 billion per day. Every year, around 2.3 trillion pictures will be taken by 2030. Photutorial research indicates that 1.2 trillion photos were shot globally in 2021. In 2022, the amount will rise to 1.72 trillion.

To know more about  photographs visit:-

https://brainly.com/question/25379778

#SPJ4

Any substance that is resistant to breakdown by common chemical reactions.

Elements                   No. of atoms

[tex]$2 \mathrm{CH}_4$[/tex]                          2- Carbon and 8-Hydrogen                            

[tex]$10 \mathrm{Mg}(\mathrm{OH})_2$[/tex]                 10-Magnesium, 20-Oxygen and 20-Hydrogen

[tex]$5 \mathrm{Al}_2\left(\mathrm{SO}_4\right)_3$[/tex]                 10- Aluminum, 15- Sulfur and 60- Oxygen

[tex]$3 \mathrm{H}_2 \mathrm{O}$[/tex]                           6- Hydrogen and 3- Oxygen

To learn more about element, refer to

brainly.com/question/6258301

#SPJ1

Peptide bonds are amide connections between two amino acids' -carboxyl and -amino groups.

The covalent link created by the dehydration reaction (loss of a water molecule) between the carboxyl group of one amino acid and the amino group on the next is known as a peptide bond. Peptide bonds are created in polypeptides through a condensation reaction between the carboxyl groups of one amino acid and the amino groups of the following amino acid, all while removing water. When the carboxyl group of one molecule combines with the amino group of the other molecule, releasing a molecule of H2O as a result, a peptide bond is created between the two molecules.

Learn more about peptide here-

https://brainly.com/question/13151387

#SPJ4

The statement from which investigation is an example of repetition is investigation 4. Option D.

Instructions are available in written or recorded form. The purpose of the statement is to summarize the information provided by those involved and prevent it from altering the story of what was witnessed. A hypothesis is a possible answer to a question. It is based on their own observations, existing theories, and information gleaned from other sources.

Scientists use hypotheses to make predictions. This is a testable statement that describes what the outcome of the investigation will be. A theory is a well-documented explanation of an observation. A scientific law is a statement that summarizes the relationships between variables. Experiments are controlled methods of testing hypotheses. A research study is a comprehensive set of techniques used to uncover secrets hidden.

Learn more about Investigation here:-https://brainly.com/question/25257437

#SPJ1

13.11 moles of methane is present in 7.9×[tex]10^{24}[/tex] molecules of methane

The number of moles of a substance is nothing but the the ratio of its given mass in the chemical reaction to the mass of one mole of the substance. One mole of any substance equals Avogadro's number, that is, 6.023×[tex]10^{23}[/tex]. It is also used to express concentration units such as mole per liter or also molecular weight.

Avogadro's number, is the  number of units in one mole of any substance , is equal to 6.02214076 × [tex]10^{23}[/tex]. The units can  be electrons, atoms, ions, or molecules, depending on the nature of the substance and the character of the reaction as well.

According to Avogadro's law we can say that;

6.023×[tex]10^{23}[/tex] molecules of methane  will contain 1 mole of methane.

Then we can calculate the number of moles present in 7.9×[tex]10^{24}[/tex] molecules.

⇒ 7.9×[tex]10^{24}[/tex] = 13.11 moles

6.023×[tex]10^{23}[/tex]

Therefore 13.11 moles are present in the above given question.

To know more about moles

https://brainly.com/question/15061430

#SPJ4

15.13g is the mass of sodium formate, nahco2, must be dissolved in 250.0 ml of 0.100 m formic acid (hco2h) to yield a buffer solution of ph. 3.88

The sodium salt of formic acid, HCOOH, is sodium formate, HCOONa. It typically appears as a fine, white powder. Since formic acid can be produced cheaply and in large quantities by carbonylating methanol and hydrolyzing the ensuing methyl formate, sodium formate is often made by neutralizing formic acid with sodium hydroxide. In the final phase of the production of pentaerythritol and in the crossing Cannizzaro reaction of formaldehyde with the aldol reaction result trimethylol acetaldehyde [3-hydroxy-2,2-bis(hydroxymethyl)propenal], sodium formate is also inevitably produced as a by-product.

pH = pKa + log [base/acid]

3.88 = 3.752 + log (x / 1)  {1 comes from the 1.00 M formic acid}

log x = 0.128

x = -0.89 M (molarity)

MV = g/molar mass

(0.89 mol/L) (0.250 L) = x / 68.0069 g/mol

x =  15.13 g

To know more about sodium formate, visit:

https://brainly.com/question/24106296

#SPJ4

The label requirements are portion size, carbohydrate, total Calories, you may see how many calories constitute one serving of the product. This figure is directly related to serving size.

Sugar molecules make up carbohydrates, or carbs. Carbohydrates are one of the three primary nutrients included in meals and beverages, along with proteins and fats.

Glucose is created through your body's breakdown of carbs. The primary source of energy for the cells, tissues, and organs in your body is glucose, sometimes known as blood sugar.

Carbohydrate-rich foods are a crucial component of a balanced diet. The body receives glucose from carbohydrates, which is then transformed into energy for maintaining biological processes and engaging in physical activity.

Thus,  Cholesterol, Saturated and trans fats. Sodium, fiber and sugar are included in the total carbohydrates, along with protein, vitamins, and other nutrients.

To learn more about carbohydrate, follow the link;

https://brainly.com/question/14614055

#SPJ1

Energy flow in a device that warms food without using a flame or electricity is because of infrared radiation

When food or liquid become hot their molecule absorb energy and begin vibrating rapidly and start to bounce off each other and as they collide heat energy is produced and transferred which warm and cook our food and infrared radiation waves travel in any direction at the speed of light quickly heat food and mainly absorbed at the surface of whatever you are preparing and there are three process conduction and convention and radiation

Know more about flame

https://brainly.com/question/18116727

#SPJ9

Bond breaking is exothermic if more energy is released when we break the bond.

We know that a bond is able to hold two or more atoms together. Thus when a bond must be supplied with energy if we want to break the bond. Given that a bond can only be broken when we apply energy to it, we also have to consider the energy difference between the breaking and the making of the bond.

If the energy that is released at the breaking of the bond is higher than the energy that is required to make the bond then the process of the breaking of the bond is exothermic.

Learn more about bond breaking:https://brainly.com/question/14997036

#SPJ1

At the end of the citric acid cycle most of the energy originally present in at in glucose is now found in NADH , FADH₂ .

At the end of the citric acid cycle most of the energy stored in the glucose found in NADH , FADH₂ . for each glucose molecule 10 NADH and 2 molecules of FADH₂  those are taken for the electron transport chain. At the end of the citric acid cycle the carbon originally present in glucose at CO₂.

Thus, At the end of the citric acid cycle most of the energy originally present in at in glucose is now found in NADH , FADH₂.

To learn more about citric acid cycle here

https://brainly.com/question/24836085

#SPJ4

To create 50 grams of sodium sulfate, 28.16 grams of sodium hydroxide are needed.

The International System of Units (SI) defines the gram as a unit of mass that is one thousandth of a kilogram. Another concept connected to mass is the gram.

The amount of matter that makes up a substance or an object is truly measured by its mass. The kilogram (kg) is the fundamental SI unit for mass, but lesser quantities are typically measured in grams (g). You would use a balance or perhaps a scale to measure mass.

According to the answer to the previous question, 80 grams of sodium hydroxide and 142 grams of sulfuric acid react to form sodium sulfate. So the amount of sodium hydroxide needed to make 50 grams of sodium sulfate is as follows:

80 × 50 / 142  = 28.16 grams.

To know more about gram visit:

brainly.com/question/11260752

#SPJ4

The correct answer with the correct number of significant figures is 1.554 * 10²⁴; the correct option is B.

Significant figures refer to each of the digits of a number that are used to express the given number to the required degree of accuracy, beginning from the first non-zero digit.

Significant figures are used to express the accuracy of a given calculation.

Significant figures are also used in the approximation of numbers.

In determining the number of significant figures to be used for a calculation, the level of accuracy required as well as the highest number of significant figures used in the calculation are considered.

Considering the given calculation:

6.022 × 1023 × 2.58

The highest significant figures of number in the calculation is four significant figures.

Hence, the answer will have four significant figures.

6.022 × 10²³ × 2.58 = 1.554 * 10²⁴

Learn more about significant figures at: https://brainly.com/question/24491627

#SPJ1

Answer:

a: milliliters and grams | b: heat | c: force | d: solid | e: attraction

Explanation:

A: milliliters are cubic and grams are weight.

b: heat make particles go faster

c: thus more collisions and temperature and force

d: solid, they can't move, just vibrate

e: attraction