Question 1

What property of a liquid such as mercury is used in a liquid-in-glass thermometer?

Accepted Answer

A) density 
B) compressibility 
C) thermal expansion 
D) more than one response is correct 
A) density 
B) compressibility 
C) thermal expansion 
D) more than one response is correct

Question 2

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 3

A mixture of helium, argon and krypton is made and stored in a cylinder at a total pressure of 2.80 atm. The partial pressure of helium is 900 torr, and that of argon is 250 torr. What is the partial pressure of krypton in the mixture?

Accepted Answer

A) 1.18 atm 
B) 1.51 atm 
C) 1150 torr 
D) 978 torr 
A) 1.18 atm 
B) 1.51 atm 
C) 1150 torr 
D) 978 torr

Question 4

How does the kinetic energy of a particle change if the particle's velocity is increased by a factor of 3?

Accepted Answer

A) kinetic energy increases by a factor of 3 
B) kinetic energy decreases by a factor of 3 
C) kinetic energy increases by a factor of 9 
D) kinetic energy increases by a factor of 2 
A) kinetic energy increases by a factor of 3 
B) kinetic energy decreases by a factor of 3 
C) kinetic energy increases by a factor of 9 
D) kinetic energy increases by a factor of 2

Question 5

The reason that helium can be used in balloons to make them rise in air is that helium expands a great deal more than is predicted by the ideal gas law.

Accepted Answer

A) True 
 B)False

Question 6

Convert a temperature of 45 ° C into Kelvin.

Accepted Answer

A) − 45 K 
B) − 228 K 
C) 228 K 
D) 318 K 
A) − 45 K 
B) − 228 K 
C) 228 K 
D) 318 K

Question 7

The figure below is an example of which gas law?

Accepted Answer

A) Charles' 
B) Boyle's 
C) Avagadro's 
D) Dalton's 
A) Charles' 
B) Boyle's 
C) Avagadro's 
D) Dalton's

Question 8

The temperature of a liquid is decreased. What happens to the vapor pressure of the liquid as a result?

Accepted Answer

A) it increases 
B) it decreases 
C) it is not changed 
D) varies over time 
A) it increases 
B) it decreases 
C) it is not changed 
D) varies over time

Question 9

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?

Accepted Answer

A) 10 ° C 
B) 147 ° C 
C) − 147 ° C 
D) − 127 ° C 
A) 10 ° C 
B) 147 ° C 
C) − 147 ° C 
D) − 127 ° C

Question 10

What volume in liters is occupied by 8.22 g of SO2 gas confined at a pressure of 1200 torr at 75.0 ° C?  (hint: R = 0.0821 liter atm\mol K)

Accepted Answer

A) 0.499 
B) 4.22 × 101 
C) 2.32 
D) 32.1 
A) 0.499 
B) 4.22 × 101 
C) 2.32 
D) 32.1

Question 11

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 12

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 13

Which of the following influence the vapor pressure of liquids?

Accepted Answer

A) polarity of liquid molecules 
B) mass of liquid molecules 
C) temperature of liquid 
D) more than one response is correct 
A) polarity of liquid molecules 
B) mass of liquid molecules 
C) temperature of liquid 
D) more than one response is correct

Question 14

Using d = m\V, what is the volume (V)of a solid that has a density of 3.14g\cm3 and has a mass of 7.04 grams?

Accepted Answer

A) 22.1 cm3 
B) 22.11 cm3 
C) 2.24 cm3 
D) 2.242 cm3 
A) 22.1 cm3 
B) 22.11 cm3 
C) 2.24 cm3 
D) 2.242 cm3

Question 15

In terms of boiling point, what is the effect of moving water to a point 1500 meters higher than the starting point?

Accepted Answer

A) Boiling point will increase. 
B) Boiling point will decrease. 
C) Boiling point will remain the same. 
D) Insufficient information is given. 
A) Boiling point will increase. 
B) Boiling point will decrease. 
C) Boiling point will remain the same. 
D) Insufficient information is given.

Question 16

There is no such thing as an ideal gas, although helium and nitrogen come close.

Accepted Answer

A) True 
 B)False

Question 17

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 18

Which individual developed a relationship showing that PV = k ?

Accepted Answer

A) Charles 
B) Boyle 
C) Avogadro 
D) Dalton 
A) Charles 
B) Boyle 
C) Avogadro 
D) Dalton

Question 19

A sample of gas collected at 21.0 ° C and a pressure of 660 torr has a volume of 1.83 liters. What volume in liters will the gas occupy at 38.0 ° C under a pressure of 500 torr?

Accepted Answer

A) 2.56 
B) 4.37 
C) 2.28 
D) 1.33 
A) 2.56 
B) 4.37 
C) 2.28 
D) 1.33

Question 20

You have a patient that is currently experience extreme discomfort after eating a large quantity of beans. The pain is being caused by the build up of gas pressure in the large intestines. If you were able to put a pressure gauge in to the patient, which of the following would be a reasonable pressure that you might observe.

Accepted Answer

A) 860 torr 
B) 860 psi 
C) 860 pascal 
D) 860 atm 
A) 860 torr 
B) 860 psi 
C) 860 pascal 
D) 860 atm

Exam 6: The States of Matter

What property of a liquid such as mercury is used in a liquid-in-glass thermometer?

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

A mixture of helium, argon and krypton is made and stored in a cylinder at a total pressure of 2.80 atm. The partial pressure of helium is 900 torr, and that of argon is 250 torr. What is the partial pressure of krypton in the mixture?

How does the kinetic energy of a particle change if the particle's velocity is increased by a factor of 3?

The reason that helium can be used in balloons to make them rise in air is that helium expands a great deal more than is predicted by the ideal gas law.

Convert a temperature of 45 ° C into Kelvin.

The figure below is an example of which gas law?

The temperature of a liquid is decreased. What happens to the vapor pressure of the liquid as a result?

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?

What volume in liters is occupied by 8.22 g of SO2 gas confined at a pressure of 1200 torr at 75.0 ° C? (hint: R = 0.0821 liter atm\mol K)

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

Definite shape is a characteristic of which state of matter?

Which of the following influence the vapor pressure of liquids?

Using d = m\V, what is the volume (V)of a solid that has a density of 3.14g\cm3 and has a mass of 7.04 grams?

In terms of boiling point, what is the effect of moving water to a point 1500 meters higher than the starting point?

There is no such thing as an ideal gas, although helium and nitrogen come close.

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

Which individual developed a relationship showing that PV = k ?

A sample of gas collected at 21.0 ° C and a pressure of 660 torr has a volume of 1.83 liters. What volume in liters will the gas occupy at 38.0 ° C under a pressure of 500 torr?

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

What volume in liters is occupied by 8.22 g of SO₂ gas confined at a pressure of 1200 torr at 75.0 ° C? (hint: R = 0.0821 liter atm\mol K)

Using d = m\V, what is the volume (V)of a solid that has a density of 3.14g\cm³ and has a mass of 7.04 grams?