Question 1

_____ is responsible for the fact that small insects can "walk" on water.

Accepted Answer

A)  Vapor pressure 
B)  Surface tension 
C)  Change in enthalpy 
D)  Density 
E)  Viscosity 
A)  Vapor pressure 
B)  Surface tension 
C)  Change in enthalpy 
D)  Density 
E)  Viscosity

Question 2

What are dipole-dipole interactions?

Accepted Answer

Molecules with a permanent dipole moment

Question 3

Which of the following refers to the amount of energy required to convert a liquid to a gas?

Accepted Answer

A)  Enthalpy of formation 
B)  Heat of fusion 
C)  Enthalpy of fusion 
D)  Heat of liquidation 
E)  Enthalpy of vaporization 
A)  Enthalpy of formation 
B)  Heat of fusion 
C)  Enthalpy of fusion 
D)  Heat of liquidation 
E)  Enthalpy of vaporization

Question 4

What are ionic solids? Explain with an example.

Accepted Answer

An ionic solid is a crystalline solid co

Question 5

The temperature at which the vapor pressure of a liquid equals the surrounding environmental pressure is called the _____.

Accepted Answer

A)  enthalpy of fusion 
B)  boiling point 
C)  melting point 
D)  enthalpy of vaporization 
E)  freezing point 
A)  enthalpy of fusion 
B)  boiling point 
C)  melting point 
D)  enthalpy of vaporization 
E)  freezing point

Question 6

When a liquid is introduced to a small-diameter tube of another substance, the liquid moves up or down in the tube, as if ignoring gravity. Which of the following terms specifically refers to this action?

Accepted Answer

A)  adhesion 
B)  capillary action 
C)  surface tension 
D)  cohesion 
E)  viscosity 
A)  adhesion 
B)  capillary action 
C)  surface tension 
D)  cohesion 
E)  viscosity

Question 7

Dipole-dipole interactions are generally weaker than dispersion forces.

Accepted Answer

A) True 
 B)False

Question 8

What are adhesion and cohesion? What are their impacts?

Accepted Answer

Adhesion is the tendency of a substance

Question 9

By referring to the plots of vapor pressure versus temperature provided in the text, identify the likely boiling point of water at 600 torr vapor pressure.

Accepted Answer

A)  92°C 
B)  98°C 
C)  56°C 
D)  69°C 
E)  78°C 
A)  92°C 
B)  98°C 
C)  56°C 
D)  69°C 
E)  78°C

Question 10

_____ are crystalline solids whose components are covalently bonded molecules.

Accepted Answer

The answer of _____ are crystalline solids whose components are...

Question 11

What kind of crystal would CH4 form in its solid state?

Accepted Answer

A)  ionic 
B)  molecular 
C)  amorphous 
D)  crystalline 
E)  covalent network 
A)  ionic 
B)  molecular 
C)  amorphous 
D)  crystalline 
E)  covalent network

Question 12

Explain the concept of capillary action.

Accepted Answer

Capillary action is the behavi

Question 13

The strongest intermolecular forces present in a H2S molecule are dispersion forces.

Accepted Answer

A) True 
 B)False

Question 14

What will happen to liquids when stored in zero gravity environments?

Accepted Answer

A)  Liquids take the shape of the container. 
B)  Liquids Harden and become solid particles. 
C)  Liquids float in such environments. 
D)  Liquids expand to become a larger mass. 
E)  Liquids evaporate to become gases. 
A)  Liquids take the shape of the container. 
B)  Liquids Harden and become solid particles. 
C)  Liquids float in such environments. 
D)  Liquids expand to become a larger mass. 
E)  Liquids evaporate to become gases.

Question 15

_____ refers to the amount of energy needed to change from a solid to a liquid or from a liquid to a solid.

Accepted Answer

The answer of _____ refers to the amount of energy...

Question 16

The ΔHvap for water is 40.68 kJ/mol and the ΔHfus is 6.010 kJ/mol. Calculate the ΔHsub.

Accepted Answer

A)  34.67 kJ/mol 
B)  46.69 kJ/mol 
C)  244.5 kJ/mol 
D)  69.34 kJ/mol 
E)  93.38 kJ/mol 
A)  34.67 kJ/mol 
B)  46.69 kJ/mol 
C)  244.5 kJ/mol 
D)  69.34 kJ/mol 
E)  93.38 kJ/mol

Question 17

The partial pressure of the vapor at equilibrium is called the vapor pressure of the liquid.

Accepted Answer

A) True 
 B)False

Question 18

H2O molecules experience hydrogen bonding.

Accepted Answer

A) True 
 B)False

Question 19

Which of the following terms refer to the solid-to-gas change of compounds?

Accepted Answer

A)  Boiling 
B)  Normalization 
C)  Solidification 
D)  Deposition 
E)  Sublimation 
A)  Boiling 
B)  Normalization 
C)  Solidification 
D)  Deposition 
E)  Sublimation

Question 20

_____ is an intermolecular force caused by the instantaneous position of an electron in a molecule.

Accepted Answer

The answer of _____ is an intermolecular force caused by...

_____ is responsible for the fact that small insects can "walk" on water.

What are dipole-dipole interactions?

Which of the following refers to the amount of energy required to convert a liquid to a gas?

What are ionic solids? Explain with an example.

The temperature at which the vapor pressure of a liquid equals the surrounding environmental pressure is called the _____.

When a liquid is introduced to a small-diameter tube of another substance, the liquid moves up or down in the tube, as if ignoring gravity. Which of the following terms specifically refers to this action?

Dipole-dipole interactions are generally weaker than dispersion forces.

What are adhesion and cohesion? What are their impacts?

By referring to the plots of vapor pressure versus temperature provided in the text, identify the likely boiling point of water at 600 torr vapor pressure.

_____ are crystalline solids whose components are covalently bonded molecules.

What kind of crystal would CH₄ form in its solid state?

Explain the concept of capillary action.

The strongest intermolecular forces present in a H₂S molecule are dispersion forces.

What will happen to liquids when stored in zero gravity environments?

_____ refers to the amount of energy needed to change from a solid to a liquid or from a liquid to a solid.

The ΔH_vap for water is 40.68 kJ/mol and the ΔH_fusis 6.010 kJ/mol. Calculate the ΔH_sub.

The partial pressure of the vapor at equilibrium is called the vapor pressure of the liquid.

H₂O molecules experience hydrogen bonding.

Which of the following terms refer to the solid-to-gas change of compounds?

_____ is an intermolecular force caused by the instantaneous position of an electron in a molecule.

What Is Chemistry

Measurements

Atoms, Molecules, and Ions

Chemical Reactions and Equations

Stoichiometry and the Mole

Gases

Energy and Chemistry

Electronic Structure

Chemical Bonds

Solutions

Acids and Bases

Chemical Equilibrium

Oxidation and Reduction

Nuclear Chemistry

Organic Chemistry

Filters

Exam 10: Solids and Liquids

_____ is responsible for the fact that small insects can "walk" on water.

What are dipole-dipole interactions?

Which of the following refers to the amount of energy required to convert a liquid to a gas?

What are ionic solids? Explain with an example.

The temperature at which the vapor pressure of a liquid equals the surrounding environmental pressure is called the _____.

When a liquid is introduced to a small-diameter tube of another substance, the liquid moves up or down in the tube, as if ignoring gravity. Which of the following terms specifically refers to this action?

Dipole-dipole interactions are generally weaker than dispersion forces.

What are adhesion and cohesion? What are their impacts?

By referring to the plots of vapor pressure versus temperature provided in the text, identify the likely boiling point of water at 600 torr vapor pressure.

_____ are crystalline solids whose components are covalently bonded molecules.

What kind of crystal would CH4 form in its solid state?

Explain the concept of capillary action.

The strongest intermolecular forces present in a H2S molecule are dispersion forces.

What will happen to liquids when stored in zero gravity environments?

_____ refers to the amount of energy needed to change from a solid to a liquid or from a liquid to a solid.

The ΔHvap for water is 40.68 kJ/mol and the ΔHfus is 6.010 kJ/mol. Calculate the ΔHsub.

The partial pressure of the vapor at equilibrium is called the vapor pressure of the liquid.

H2O molecules experience hydrogen bonding.

Which of the following terms refer to the solid-to-gas change of compounds?

_____ is an intermolecular force caused by the instantaneous position of an electron in a molecule.

What Is Chemistry

Measurements

Atoms, Molecules, and Ions

Chemical Reactions and Equations

Stoichiometry and the Mole

Gases

Energy and Chemistry

Electronic Structure

Chemical Bonds

Solutions

Acids and Bases

Chemical Equilibrium

Oxidation and Reduction

Nuclear Chemistry

Organic Chemistry

Filters

What kind of crystal would CH₄ form in its solid state?

The strongest intermolecular forces present in a H₂S molecule are dispersion forces.

The ΔH_vap for water is 40.68 kJ/mol and the ΔH_fusis 6.010 kJ/mol. Calculate the ΔH_sub.

H₂O molecules experience hydrogen bonding.