Question 1

If the temperature of a gas is decreased,either the pressure or the volume or both will increase.

Accepted Answer

A) True 
 B)False

Question 2

A gas sample has a volume of 500 mL at 20F1F1F1S1F1F1F10C.At what Celsius temperature would the gas have a volume half as large?

Accepted Answer

A) "10$\degree$C" 
B) "147$\degree$C" 
C) "-147$\degree$C" 
D) "-127$\degree$C" 
A) "10$\degree$C" 
B) "147$\degree$C" 
C) "-147$\degree$C" 
D) "-127$\degree$C"

Question 3

Which of the following pairs of gases would diffuse at essentially the same rate?

Accepted Answer

A) NO2 and NO 
B) O2 and Ar 
C) PH3 and C2H2 
D) N2O and CO2 
A) NO2 and NO 
B) O2 and Ar 
C) PH3 and C2H2 
D) N2O and CO2

Question 4

Near room temperature air has a density of 1.18 * 10-3 g/mL.What volume will 30.77 g of air occupy?

Accepted Answer

A) 2.61 * 104 mL 
B) 3.63 * 10-2 mL 
C) 3.83* 10-5 mL 
D) 3.08 * 101 mL 
A) 2.61 * 104 mL 
B) 3.63 * 10-2 mL 
C) 3.83* 10-5 mL 
D) 3.08 * 101 mL

Question 5

The expansion of mercury in a thermometer is an endothermic reaction.

Accepted Answer

A) True 
 B)False

Question 6

Which of the following correctly arranges the physical states of matter (gas - g,solid - s,liquid - l)in order of increasing energy of the particles (lowest to highest)?

Accepted Answer

A) g < l < s 
B) g < s < l 
C) l < g < s 
D) s < l < g 
A) g < l < s 
B) g < s < l 
C) l < g < s 
D) s < l < g

Question 7

In which of the following processes does the energy of the water increase?

Accepted Answer

A) water freezes 
B) steam condenses to liquid 
C) water evaporates 
D) more than one response is correct 
A) water freezes 
B) steam condenses to liquid 
C) water evaporates 
D) more than one response is correct

Question 8

Which of the following is not a standard condition (STP)for gas measurements?

Accepted Answer

A) 0$\degree$C 
B) 1.00 atm 
C) 273 K 
D) 1.00 torr 
A) 0$\degree$C 
B) 1.00 atm 
C) 273 K 
D) 1.00 torr

Question 9

Definite shape is a characteristic of which state of matter?

Accepted Answer

A) solid 
B) liquid 
C) gaseous 
D) more than one response is correct 
A) solid 
B) liquid 
C) gaseous 
D) more than one response is correct

Question 10

Which of the following is an exothermic process?

Accepted Answer

A) sublimation 
B) melting 
C) evaporation 
D) condensation 
A) sublimation 
B) melting 
C) evaporation 
D) condensation

Question 11

The addition of heat causes all substances to change from a solid to a liquid to a gas.

Accepted Answer

A) True 
 B)False

Question 12

Inhaling volatile materials has result in serious heath effects.Which of the following substances has been used for inhalant abuse?

Accepted Answer

A) propane cooking gas 
B) mercury metal 
C) sodium chloride solution 
D) steam 
A) propane cooking gas 
B) mercury metal 
C) sodium chloride solution 
D) steam

Question 13

The force resulting from particle motion is referred to as _____ .

Accepted Answer

A) cohesive 
B) chemical 
C) nuclear 
D) disruptive 
A) cohesive 
B) chemical 
C) nuclear 
D) disruptive

Question 14

Absolute zero is O$\degree$C.

Accepted Answer

A) True 
 B)False

Question 15

Which of the following specific temperatures is defined in terms of vapor pressure?

Accepted Answer

A) boiling point 
B) standard temperature 
C) decomposition temperature 
D) critical mass 
A) boiling point 
B) standard temperature 
C) decomposition temperature 
D) critical mass

Question 16

Which of the following pressure units is largest?

Accepted Answer

A) one torr 
B) one mm Hg 
C) one psi 
D) one atm 
A) one torr 
B) one mm Hg 
C) one psi 
D) one atm

Question 17

The boiling point of a liquid is the temperature at which the vapor pressure and atmospheric pressure are the same.

Accepted Answer

A) True 
 B)False

Question 18

Two objects are moving with the same velocity,but one has twice the kinetic energy of the other.How does the mass of the object with higher kinetic energy compare to the other object's mass?

Accepted Answer

A) It is larger by a factor of 2 
B) It is smaller by a factor of 2 
C) It is larger by a factor of 4 
D) It is smaller by a factor of 4 
A) It is larger by a factor of 2 
B) It is smaller by a factor of 2 
C) It is larger by a factor of 4 
D) It is smaller by a factor of 4

Question 19

Calculate the kinetic energy of a 0.500 g particles traveling at 5.50 cm/s.

Accepted Answer

A) 2.75 g cm2/s2 
B) 7.56 g cm2/s2 
C) 51.1 g cm2/s2 
D) 6.88 g cm2/s2 
A) 2.75 g cm2/s2 
B) 7.56 g cm2/s2 
C) 51.1 g cm2/s2 
D) 6.88 g cm2/s2

Question 20

Which of the following physical properties would be impossible to determine for a material in the gas state?

Accepted Answer

A) thermal expansion 
B) viscosity 
C) density 
D) surface tension 
A) thermal expansion 
B) viscosity 
C) density 
D) surface tension

Exam 6: The States of Matter

If the temperature of a gas is decreased,either the pressure or the volume or both will increase.

A gas sample has a volume of 500 mL at 20C.At what Celsius temperature would the gas have a volume half as large?

Which of the following pairs of gases would diffuse at essentially the same rate?

Near room temperature air has a density of 1.18 * 10-3 g/mL.What volume will 30.77 g of air occupy?

The expansion of mercury in a thermometer is an endothermic reaction.

Which of the following correctly arranges the physical states of matter (gas - g,solid - s,liquid - l)in order of increasing energy of the particles (lowest to highest)?

In which of the following processes does the energy of the water increase?

Which of the following is not a standard condition (STP)for gas measurements?

Definite shape is a characteristic of which state of matter?

Which of the following is an exothermic process?

The addition of heat causes all substances to change from a solid to a liquid to a gas.

Inhaling volatile materials has result in serious heath effects.Which of the following substances has been used for inhalant abuse?

The force resulting from particle motion is referred to as _____ .

Absolute zero is O °\degree° C.

Which of the following specific temperatures is defined in terms of vapor pressure?

Which of the following pressure units is largest?

The boiling point of a liquid is the temperature at which the vapor pressure and atmospheric pressure are the same.

Two objects are moving with the same velocity,but one has twice the kinetic energy of the other.How does the mass of the object with higher kinetic energy compare to the other object's mass?

Calculate the kinetic energy of a 0.500 g particles traveling at 5.50 cm/s.

Which of the following physical properties would be impossible to determine for a material in the gas state?

Matter, measurements, and Calculations

Atoms and Molecules

Electronic Structure and the Periodic Law

Forces Between Particles

Chemical Reactions

Solutions and Colloids

Reaction Rates and Equilibrium

Acids, bases, and Salts

Radioactivity and Nuclear Processes

Organic Compounds: Alkanes

Unsaturated Hydrocarbons

Alcohols, phenols, and Ethers

Aldehydes and Ketones

Carboxylic Acids and Esters

Amines and Amides

Carbohydrates

Lipids

Proteins

Enzymes

Nucleic Acids and Protein Synthesis

Nutrition and Energy for Life

Carbohydrate Metabolism

Lipid and Amino Acid Metabolism

Body Fluids

Filters

Near room temperature air has a density of 1.18 * 10^-3 g/mL.What volume will 30.77 g of air occupy?

Absolute zero is O $\degree$ C.