Question 1

The number of moles of oxygen that are present in a 15-L container at STP is ________.

Accepted Answer

A)  0.1 
B)  0.67 
C)  0.89 
D)  336 
A)  0.1 
B)  0.67 
C)  0.89 
D)  336

Question 2

In the Ideal gas law, temperature is measured in K.

Accepted Answer

A) True 
 B)False

Question 3

The molar volume of water vapor at its boiling point is 22.4 L.

Accepted Answer

A) True 
 B)False

Question 4

947 mbar is equal to 0.933 atm. 1 atm= 1.015 bar.

Accepted Answer

A) True 
 B)False

Question 5

The molar volume of any gas whether diatomic or monatomic is 22.4 L at STP.

Accepted Answer

A) True 
 B)False

Question 6

Which of the following gases occupy the smallest volume at STP?

Accepted Answer

A)  4.032 g H₂ 
B)  1.000 mol of carbon dioxide 
C)  35.45 g CL₂ 
D)  6.022 × 1023 molecules of O₂ 
A)  4.032 g H₂ 
B)  1.000 mol of carbon dioxide 
C)  35.45 g CL₂ 
D)  6.022 × 1023 molecules of O₂

Question 7

The value of the gas constant R is equal to ________ L∙atm/ K∙mole.

Accepted Answer

A)  0.0821 
B)  8.21 
C)  82.1 
D)  0.00821 
A)  0.0821 
B)  8.21 
C)  82.1 
D)  0.00821

Question 8

A pressure of 76.0 cm Hg would be equivalent to what height of a water column? The density of mercury = 13.6 g/mL.

Accepted Answer

A)  5.59 cm 
B)  55.9 cm 
C)  0.18 cm 
D)  1030 cm 
A)  5.59 cm 
B)  55.9 cm 
C)  0.18 cm 
D)  1030 cm

Question 9

30.19 inches of Hg is equal to 1.009 atm.

Accepted Answer

A) True 
 B)False

Question 10

88.0 g of carbon dioxide gas will occupy ________ at STP.

Accepted Answer

A)  11.2 L 
B)  22.4 L 
C)  44.8 L 
D)  67.2 L 
A)  11.2 L 
B)  22.4 L 
C)  44.8 L 
D)  67.2 L

Question 11

Match the event to the corresponding consequence .
-At constant temperature and for the same gas, as density decreases, ________.

Accepted Answer

A) the density increases 
B) the pressure increases 
C) the pressure decreases 
D) the density decreases 
A) the density increases 
B) the pressure increases 
C) the pressure decreases 
D) the density decreases

Question 12

Match each gas with its corresponding density, at STP.
-oxygen

Accepted Answer

A) 0.900 g/L 
B) 2.86 g/ L 
C) 1.43 g/L 
D) 3.93 g/L 
E) 1.34 g/L
F)0.760 g/ L 
A) 0.900 g/L 
B) 2.86 g/ L 
C) 1.43 g/L 
D) 3.93 g/L 
E) 1.34 g/L
F)0.760 g/ L

Question 13

0.0309 atm is equal to 23.5 cm Hg.

Accepted Answer

A) True 
 B)False

Question 14

76 cm Hg is equal to 1 atm.

Accepted Answer

A) True 
 B)False

Question 15

The density of carbon tetrachloride at 0.94 atm and 398 K is ________.

Accepted Answer

A)  1.11 g/L 
B)  2.21 g/L 
C)  4.43 g/L 
D)  8.86 g/L 
A)  1.11 g/L 
B)  2.21 g/L 
C)  4.43 g/L 
D)  8.86 g/L

Question 16

For an ideal gas, which pairs of the variables below are directly proportional to each assuming all other variables are kept constant?

Accepted Answer

A)  P and n 
B)  n and T 
C)  V and P 
D)  all of the above 
A)  P and n 
B)  n and T 
C)  V and P 
D)  all of the above

Question 17

The term elastic indicates that no kinetic energy is transferred during a collision.

Accepted Answer

A) True 
 B)False

Question 18

Assuming that the pressure and quantity of a gas sample remain constant, what will be the final volume of a 4.86 L sample of a gas at 281 °C which is cooled to 225 °C?

Accepted Answer

A)  5.19 L 
B)  4.37 L 
C)  2.92 L 
D)  2.78 L 
A)  5.19 L 
B)  4.37 L 
C)  2.92 L 
D)  2.78 L

Question 19

A gas occupies a volume of 0.500 L at 125 °C and 0.443 atm. What mathematical expression will yield the correct temperature at 0.750 L and 0.689 atm?

Accepted Answer

A)  (0.689 × 0.750 × 125)/(0.443 × 0.500) 
B)  (0.443 × 0.500 × 398)/(0.689 × 0.750) 
C)  (0.443 × 0.500)/(0.689 × 0.750 × 398) 
D)  (0.689 × 0.750 × 398)/(0.443 × 0.500) 
A)  (0.689 × 0.750 × 125)/(0.443 × 0.500) 
B)  (0.443 × 0.500 × 398)/(0.689 × 0.750) 
C)  (0.443 × 0.500)/(0.689 × 0.750 × 398) 
D)  (0.689 × 0.750 × 398)/(0.443 × 0.500)

Question 20

Increasing the temperature of a gas from 100 K to 200 K will cause the volume to double.

Accepted Answer

A) True 
 B)False

The number of moles of oxygen that are present in a 15-L container at STP is ________.

In the Ideal gas law, temperature is measured in K.

The molar volume of water vapor at its boiling point is 22.4 L.

947 mbar is equal to 0.933 atm. 1 atm= 1.015 bar.

The molar volume of any gas whether diatomic or monatomic is 22.4 L at STP.

Which of the following gases occupy the smallest volume at STP?

The value of the gas constant R is equal to ________ L∙atm/ K∙mole.

A pressure of 76.0 cm Hg would be equivalent to what height of a water column? The density of mercury = 13.6 g/mL.

30.19 inches of Hg is equal to 1.009 atm.

88.0 g of carbon dioxide gas will occupy ________ at STP.

Match the event to the corresponding consequence . -At constant temperature and for the same gas, as density decreases, ________.

Match each gas with its corresponding density, at STP. -oxygen

0.0309 atm is equal to 23.5 cm Hg.

76 cm Hg is equal to 1 atm.

The density of carbon tetrachloride at 0.94 atm and 398 K is ________.

For an ideal gas, which pairs of the variables below are directly proportional to each assuming all other variables are kept constant?

The term elastic indicates that no kinetic energy is transferred during a collision.

Assuming that the pressure and quantity of a gas sample remain constant, what will be the final volume of a 4.86 L sample of a gas at 281 °C which is cooled to 225 °C?

A gas occupies a volume of 0.500 L at 125 °C and 0.443 atm. What mathematical expression will yield the correct temperature at 0.750 L and 0.689 atm?

Increasing the temperature of a gas from 100 K to 200 K will cause the volume to double.

What Is Chemistry

The Numerical Side of Chemistry

The Evolution of Atomic Theory

The Modern Model of the Atom

Chemical Bonding and Nomenclature

The Shape of Molecules

Intermolecular Forces and the Phases of Matter

Chemical Reactions

Stoichiometry and the Mole

Electron Transfer in Chemical Reactions

Solutions

When Reactants Turn Into Products

Chemical Equilibrium

Electrolytes, Acids, and Bases

Nuclear Chemistry

The Chemistry of Carbon

Synthetic and Biological Polymers

Filters

Exam 11: What If There Were No Intermolecular Forces - the Ideal Gas

The number of moles of oxygen that are present in a 15-L container at STP is ________.

In the Ideal gas law, temperature is measured in K.

The molar volume of water vapor at its boiling point is 22.4 L.

947 mbar is equal to 0.933 atm. 1 atm= 1.015 bar.

The molar volume of any gas whether diatomic or monatomic is 22.4 L at STP.

Which of the following gases occupy the smallest volume at STP?

The value of the gas constant R is equal to ________ L∙atm/ K∙mole.

A pressure of 76.0 cm Hg would be equivalent to what height of a water column? The density of mercury = 13.6 g/mL.

30.19 inches of Hg is equal to 1.009 atm.

88.0 g of carbon dioxide gas will occupy ________ at STP.

Match the event to the corresponding consequence . -At constant temperature and for the same gas, as density decreases, ________.

Match each gas with its corresponding density, at STP. -oxygen

0.0309 atm is equal to 23.5 cm Hg.

76 cm Hg is equal to 1 atm.

The density of carbon tetrachloride at 0.94 atm and 398 K is ________.

For an ideal gas, which pairs of the variables below are directly proportional to each assuming all other variables are kept constant?

The term elastic indicates that no kinetic energy is transferred during a collision.

Assuming that the pressure and quantity of a gas sample remain constant, what will be the final volume of a 4.86 L sample of a gas at 281 °C which is cooled to 225 °C?

A gas occupies a volume of 0.500 L at 125 °C and 0.443 atm. What mathematical expression will yield the correct temperature at 0.750 L and 0.689 atm?

Increasing the temperature of a gas from 100 K to 200 K will cause the volume to double.

What Is Chemistry

The Numerical Side of Chemistry

The Evolution of Atomic Theory

The Modern Model of the Atom

Chemical Bonding and Nomenclature

The Shape of Molecules

Intermolecular Forces and the Phases of Matter

Chemical Reactions

Stoichiometry and the Mole

Electron Transfer in Chemical Reactions

Solutions

When Reactants Turn Into Products

Chemical Equilibrium

Electrolytes, Acids, and Bases

Nuclear Chemistry

The Chemistry of Carbon

Synthetic and Biological Polymers

Filters