Version: TAKEHOME
1) The ionic compound below is soluble in water. Complete the following:
-Draw the interaction of the ionic compound and water in the proper orientation. 3pts
-On the line below discuss the strength of the interaction within the compound compared to the strength of interaction
between the compound and water.

Version: TAKEHOME1) The Ionic Compound Below Is Soluble In Water. Complete The Following:-Draw The Interaction

Answers

Answer 1

Answer:

The hydrogens of the water molecules around the bromide ion will need to be faced toward it, whereas the oxygens of the water molecules around the potassium ion will need to be faced toward it.

The strength of the interaction within the compound will supersede that of the interaction between the compound and water.

Explanation:

To answer this question, you need to be aware of the structure of a water molecule and its components. A water molecule has the chemical formula of H2O, and oxygen is inherently electronegative, meaning that it attracts electrons very strongly. As a result, when it is in H2O, it pulls the valence electrons of the H atoms very strongly, which results  in the H atoms being partially positively charged and the O atom being partially negatively charged. Therefore, the O atom is going to be attracted to the potassium ion, whereas the H atom is going to be attracted to the bromide ion.

The answer to the second part of the question is as written above because ionic bonds are stronger than ion-dipole bonds; that's just the way it is.  


Related Questions

Which of the above molecules? how did you know?

1. Sodium Nitrate
2. Carbonic Acid
3. Methane
4. Ammonia
5. Table salt
6. Carbon Dioxide
7. Atmospheric oxygen
8. Hydrochloric Acid
9. Hydrogen peroxide

Answers

Answer:

I know Sodium Nitrate,Methane,Carbon Dioxide,Atmospheric Oxygen and Hydrochloric Acid

Solution (a) has a hydrogen ion concentration of 2.7 x 10^-3 and solution (b) has a hydrogen ion concentration of 4.1 M. What are their pH and say if they are acids or bases.

Answers

Answer: a) pH = 2.56 , acidic

b) pH = 2.38, acidic

Explanation:

pH or pOH is the measure of acidity or alkalinity of a solution.

pH is calculated by taking negative logarithm of hydrogen ion concentration.

[tex]pH=-\log [H^+][/tex]

a) [tex][H^+]=2.7\times 10^{-3}[/tex]

Putting in the values:

[tex]pH=-\log[2.7\times 10^{-3}][/tex]

[tex]pH=2.56[/tex]

Thus as pH is less than 7, the solution is acidic.

b) [tex][H^+]=4.1\times 10^{-3}[/tex]

Putting in the values:

[tex]pH=-\log[4.1\times 10^{-3}][/tex]

[tex]pH=2.38[/tex]

Thus as pH is less than 7, the solution is acidic.

whivh of the following is an example of a synthesis reaction

Answers

Answer: hewo, there! your answer is  Below

d.) 2CuCl + Cl2yields 2CuCl2

Explanation:

A synthesis reaction, also known as a combination reaction, is where two (or more) compounds combine to form a single compound.

Hope this helps!!!

Have a great day!!

Plz Mark branilest!!!

d. 2 5. How many moles of HCl are needed to produce 25 moles of KCl in the presence of excess potassium permanganate? a. 16 b. 32 c. 5 d. 200​

Answers

Answer:

d. 200.

Explanation:

The reaction is:

2KMnO4 + 16HCl ----> 2KCl + 2MnCl2 + 8H2O + 5Cl2

So 2 moles of KCL are produced form  16 moles of HCL

So 25 moles KCL are made from   25 * (16/2) HCl.

= 25 * 8

= 200 moles. HCl.

Find the number of moles in 1.00 x 1023 atoms of chromium.

Answers

Answer:

0.17 moles

Explanation:

To find the number of moles in a substance given it's number of entities we use the formula

[tex]n = \frac{N}{L} \\[/tex]

where n is the number of moles

N is the number of entities

L is the Avogadro's constant which is

6.02 × 10²³ entities

We have

[tex]n = \frac{1.00 \times {10}^{23} }{6.02 \times {10}^{23} } = \frac{1}{6.02} \\ = 0.166112[/tex]

We have the final answer as

0.17 moles

Hope this helps you

the volume of alcohol present in 409ml of 11%

Answers

Answer:

Amount of Alcohol volume present in solution = 44.99 ml

Explanation:

Given:

Total volume of solution = 409 ml

Amount of Alcohol percentage present in solution = 11%  

Find:

Amount of Alcohol volume present in solution

Computation:

Amount of Alcohol volume present in solution = Total volume of solution x Amount of Alcohol percentage present in solution

Amount of Alcohol volume present in solution = 409 x 11%

Amount of Alcohol volume present in solution = 409 x 0.11

Amount of Alcohol volume present in solution = 44.99 ml

4NH3(g) + 6NO(g)→5N2(g) + 6H2O(g) Using the balanced equation calculate the mass of N2 produced from 100 grams of NH3 racing with an unlimited supply of NO.

Answers

H⁣⁣⁣⁣ere's l⁣⁣⁣ink t⁣⁣⁣o t⁣⁣⁣he a⁣⁣⁣nswer:

bit.[tex]^{}[/tex]ly/3a8Nt8n

10 examples of salt in chemistry​

Answers

1. Sodium Chloride
2. Ammonium Dichlorate
3. Magnesium Sulfate
4. Sodium Bicarbonate
5. Copper Sulfate
6. potassium bitartrate
7. monosodium glutamate


those are all I know , hope this helps !! :)

Answer:

nacl cacl kcl mgcl k2so4 na2co3 na2so4 kno3 nahco3 naco3

Explanation:

what do molecules and elements have in common

Answers

Answer:

 They both are made up of atoms and having bonds linking their atoms together.molecules and compounds also share the qualities of being both pure and homogeneous substances.

Explanation:

Hope this helped!!!

Weather along most fronts is usually cloudy with precipitation because the warm air along most fronts usually

A) sinking and cooling, causing water to evaporate

B) sinking and warming, causing water to evaporate

C) rising and cooling, causing water vapor to condense

D) rising and warming, causing water vapor to condense

Answers

C - rising and cooling, causing water vapor to condense

Cloudy with precipitation occurs due to rising and cooling causing water vapor to condense.

Causes of cloudy with precipitation

Weather along most fronts is usually cloudy with precipitation because the warm air present along most fronts usually rising and cooling which causes water vapor to condense. Warm fronts often bring stormy weather as the warm air rises above the cool air mass that makes clouds and storms.

These clouds form in the warm air that is located high above the cool air. As the front passes over a region, the clouds become lower which leads to rainfall so we can conclude that cloudy with precipitation occurs due to rising and cooling causing water vapor to condense.

Learn more about precipitation here: https://brainly.com/question/1373907

Learn more: https://brainly.com/question/22960434

What is the complete ionic equation for Hydrochloric acid and sodium hydroxide

Answers

Hydrochloric acid: HCl(aq)

Sodium hydroxide: NaOH(aq)

The two substances react in an acid-base neutralization reaction to produce aqueous sodium chloride and liquid water.

The complete ionic equation is:

H⁺(aq) + Cl⁻(aq) + Na⁺(aq) + OH⁻(aq) → Na⁺(aq) + Cl⁻(aq) + H₂O(l).

Help, please :)

What type of bond is being shown here?

A. Single covalent
B. Double covalent
C. Triple covalent
D. None

Answers

Answer:

Double bond, Double Covalent

Explanation:

Hope this helps!

What is the correct formula for the compound made of magnesium and nitrogen

Answers

Answer:

Mg3N2

Explanation:

it has an inorganic compound for Magnesium and Nitrogen. if you put this two together it will the compound Magnesium nitride.

Michelle learns in science class that simple machines such as an inclined plane can change the amount of force needed to lift heavy objects. She decides to test this with an experiment.



Michelle chooses a 10 kg weight. She sets up a ramp made of smooth metal that makes an angle θ with the floor. She attaches a spring scale to the weight and the top of the ramp in order to hold the weight in place. She records the force from the spring scale, then changes θ and records it again. She repeats this several times.


In this experiment, what is the outcome variable (dependent variable)?

A.

the angle θ between the ramp and the ground

B.

the mass of the weight

C.

the material the ramp is made of

D.

the amount of force on the spring scale

PLEASE I NEED HELP ON THIS RN AND IT'S DUE TODAY!!!!!!!!

IF YOU POST ANY LINKS THAT ARE PERM-BLOCKED, I WILL REPORT YOU, TAKE YOUR POINTS AWAY, DELETE YOUR ANSWER, AND PROBABLY BAN YOU! IF YOU DO NOT KNOW, DON'T ANSWER!!!!!!!

Answers

Answer: the amount of force on the spring scale

Explanation:

If red is the color on the top of the spectrum being emitted from the prism, what is the color on the bottom?
violet
yellow
green
blue

Answers

Answer:

violet

Explanation:

hope this helps!

H2SO4 + 2 NaOH →
Na2SO4 + 2 H20
What mass of H2SO4 would be required to react with 2.25 mol of NaOH?

Answers

Answer:

110.25grams

Explanation:

The balanced chemical equation is as follows:

H2SO4 + 2NaOH → Na2SO4 + 2H20

Based on the balanced chemical equation of the reaction given above, 1 mole of sulphuric acid (H2SO4) is required to react with 2 moles of sodium hydroxide (NaOH).

Hence, if 1 mol of H2SO4 is needed to react with 2 moles of NaOH

Then, 2.25mol of NaOH will be required to react with;

= 2.25/2

= 1.125mol of H2SO4

Using the formula, mole = mass/molar mass, we can convert the molar value of H2SO4 to its mass value.

Molar mass of H2SO4 = 1(2) + 32 + 16(4)

= 2 + 32 + 64

= 34 + 64

= 98g/mol

Therefore, mole = mass/molar mass

1.125 = mass/98

mass = 98 × 1.125

mass = 110.25grams of H2SO4

. What is the OH- concentration of a neutral solution?

Answers

A neutral solution is one that is neither acidic nor basic. The hydrogen ion concentration equals the hydroxide ion concentration, and both equal 1 X 10-7 M. In a neutral solution, then, pH = pOH = 7.

Lance wants to separate out the salt from a solution of salt water how can he do this

Answers

*☆*――*☆*――*☆*――*☆*――*☆*――*☆*――*☆*――*☆**☆*――*☆*――*☆*――*☆

Answer: Boiling the water

I hope this helped!

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If you have a mixture of baking soda and water, what separation technique would you use?

Answers

Answer:

I believe you can evaporate the water.

Explanation:

If you evaporate the water, it leaves the baking soda particles.

If 5.0 g of copper metal reacts with a solution of silver nitrate, how many grams of silver metal are recovered?
Cu + Ag(NO3)2=Cu(NO3)2 + Ag

Answers

Answer:

16.9g

Explanation:Cu+2AgNO3→2Ag+Cu(NO3)2  

Cu will likely have a +2 oxidation state. It is higher in the activity series than Ag, so it is a stronger reducing agent and will reduce Ag in a displacement reaction. Then you need to balance the coefficients knowing than NO3 is -1 and Ag is +1.

Then to calculate the theoretical yield you need to compare moles of the reactants:

m(Cu)=5g

M(Cu)=63.55

n(Cu)=5/63.55=0.0787

By comparing coefficients you require twice as much silver: 0.157mol

n(Ag)=0.157

M(Ag)=107.86

m(Ag)=0.157x107.86=16.9g

Hence, the theoretical yield of this reaction would be 16.9g

A balloon has a volume of 5.0 L at a pressure of 0.863 atm. What is the volume of the balloon in
liters if the atmospheric pressure is reduced to 0.321 atm?

Answers

Answer:

V₂ = 13.44 L

Explanation:

Given that,

Initial volume, V₁ = 5 L

Initial pressure, P₁ = 0.863 atm

Final pressure, P₂ = 0.321 atm

We need to find the final volume of the balloon. The relation between the volume and pressure is given by :

[tex]P_1V_1=P_2V_2[/tex]

Where

V₂ is the volume of the balloon

So,

[tex]V_2=\dfrac{P_1V_1}{P_2}\\\\V_2=\dfrac{0.863 \times 5}{0.321 }\\\\V_2=13.44\ L[/tex]

So, the final volume of the balloon is equal to 13.44 L.

3. Look at the reaction below:

H2O + C —— CO+ H2

AH = +130kJ mol^-1

Explain what happens to the position of equilibrium if we:
a. increase the pressure

b. increase the concentration of hydrogen gas

c. increase the temperature

d. add a catalyst

Answers

Explanation:

a. pressure always favors the side with fewer molecules. in this reaction as both the sides have equal number of molecules, there won't be any change in the position of the equilibrium.

b. when the concentration of the hydrogen gas is increased. more particles would take place in the reaction and so, the rate of reaction would increase favoring the reaction concerning hydrogen gas molecules (backward reaction in this case) therefore, equilibrium would shift to the backward reaction (left).

c. as forward reaction is endothermic, when temperature is increased the equilibrium will shift to the forward reaction (right).

d. catalyst would not have any effect on the position of the equilibrium. it will only increase the rate of reaction.

hope it helps. :)

Convert 25 g CO2 to moles CO2

Answers

Start off with the given then Find molar mass of co2 then you are using the table method multiply the top numbers then divide by the bottom numbers to get the moles

For the reaction 1Pb(NO3)2 + 2KI −−> 1PbI2 + 2KNO3, how many moles of lead iodide (PbI2) are produced from 300.00 g of potassium iodide (KI)?

Answers

Answer:

moles PbI₂ produced = = 0.9 mole (1 sig. fig.)

Explanation:

Given                   Pb(NO₃)₂  +    2KI     −−>    PbI₂ + 2KNO₃

                                                  300g         ?moles

moles KI = 300g KI/166g/mol = 1.81 mole KI

Rxn ratio for KI and PbI₂ => 2:1

∴ moles PbI₂ produced = 1/2(1.81 mole) = 0.9036144 mole (calculator answer)

= 0.9 mole (1 sig. fig.)

Plz help I need help plz

Answers

8. It’s a bit difficult to see, especially in the third image, but all the particles are in fact in constant motion. Even in a solid, its particles are constantly moving in place about their axes. So, the answer would be B.

9. Of the choices here, a gas has only a definite mass, but it doesn’t have a definite shape or volume; a gas will take the shape and volume of its container. So, the answer here would be A.

10. This is a trick question unless you can pick more than one answer. Particles in both a liquid and a gas are not fixed in place and can move from one place to another. So, the correct answer(s) can be either or both B and C.

10. A change in either pressure or temperature can affect the space between gas particles, i.e., the gas’s volume. So, the correct answer here would be C.

5.
Cr(NO3)3 (aq)
+
Ba (s)
Complete lonic:
I
Net lonic:

Answers

Answer:

Complete ionic: 2Cr(3+) + 6(NO3)- + 3Ba = 2Cr + 3Ba(2+) + 6(NO3)-

Net ionic; 2Cr(3+) + 3Ba = 2Cr + 3Ba(2+)

Explanation:

We are given;

Cr(NO3)3 (aq) + Ba (s)

Let's first find the product of this reaction before getting the complete and net ionic equations.

2Cr(NO3)3 + 3Ba = 2Cr + 3Ba(NO3)2

The complete ionic equation will be;

2Cr(3+) + 6(NO3)- + 3Ba = 2Cr + 3Ba(2+) + 6(NO3)-

The net ionic equation is gotten by eliminating the spectator ions from both left and right hand sides of the equation.

Thus, net ionic equation is;

2Cr(3+) + 3Ba = 2Cr + 3Ba(2+)

mass of 12 helium atom​

Answers

48.024 grams is the correct mass, because helium has an atomic mass of 4.002g, so all you have do is multiply 12 by 4.002 to get your mass of 12 helium atoms.

1. How is extinction different from mass extinction?

Answers

Answer:

Extinction is the elimination of one species whereas mass extinction results in multiple animals to become extinct.

32. Explain why carbon shows versatile nature why it forms so many organic compounds.​

Answers

Answer:

Carbon is a versatile element and is found in many different chemical compounds, including those found in space. Carbon is versatile because it can form single, double, and triple bonds. It can also form chains, branched chains, and rings when connected to other carbon atoms.

Explanation:

meaning of versatile: capable of or adapted for many different uses, skills, etc. 2 variable or changeable.

The versatile nature of carbon can be best understood with its features such as, tetravalency and catenation. In this section let us learn more about versatility of carbon.

Carbon is a versatile element and is found in many different chemical compounds, including those found in space. Carbon is versatile because it can form single, double, and triple bonds. It can also form chains, branched chains, and rings when connected to other carbon atoms.

The two characteristic features seen in carbon, that is, tetravalency and catenation, put together give rise to a large number of compounds. Many have the same non-carbon atom or group of atoms attached to different carbon chains.

Catenation: The property of forming long chains by self-linking with other carbon atoms to form long chains, rings, double or triple bonds is called catenation.

Isomerism: Compounds with same molecular formula but different structural formula are called isomers. An isomerism commonly seen is due to difference in the arrangement of atoms or groups of atoms & is called structural isomerism. The 4 types of structural isomerism are:

 Chain isomerism

 Position

 Functional

Metamerism

Tetravalency: Carbon has 4 electrons in its valence shell. Energy considerations do not allow it to gain or lose 4 electrons; therefore it forms covalent bonds with other elements to complete its octet. This accounts for its tetravalency and explains its ability to form a variety of compounds.

i need help i got these wrong on my first attempt

Answers

Meteorite: One the surface of Earth

Meteoroid: In outer space

Meteor: Entering Earths atmosphere

Explanation:

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