Final Rview Question Preview (ID: 25763)
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If the volume of a container of gas is reduced, what will happen to the pressure inside the container?
a) The pressure will increase.
b) The pressure will not change.
c) The pressure will decrease.
d) The pressure depends on the type of gas.
As the temperature of the gas in a balloon decreases, which of the following occurs?
a) The volume of the balloon increases.
b) The average kinetic energy of a gas decreases.
c) The gas pressure inside the balloon increases.
d) The density of the balloon decreases.
Which of these changes would cause a decrease in the pressure of a contained gas?
a) The volume of the container is increased.
b) More of the gas is added to the container.
c) The temperature is increased.
d) The average kinetic energy of the gas in increased.
Boyle's law states that the ____.
a) volume of a gas varies inversely with pressure
b) volume of a gas varies directly with pressure
c) temperature of a gas varies inversely with pressure
d) temperature of a gas varies directly with pressure
Charles's law states that the ____.
a) pressure of a gas is inversely proportional to its temperature in kelvins
b) volume of a gas is directly proportional to its temperature in kelvins
c) pressure of a gas is directly proportional to its temperature in kelvins
d) volume of a gas is inversely proportional to its temperature in kelvins
A gas occupies a volume of 2.4 L at 14.1 kPa. What volume will the gas occupy at 84.6 kPa?
a) 497 L
b) 2.5 L
c) 14 L
d) 0.40 L
A sample of gas occupies 17 mL at -112 C. Assuming the pressure is held constant, what volume does the sample occupy at 70 C?
a) 10.6 mL
b) 27 mL
c) 36 mL
d) 8.0 mL
What does the ideal gas law allow a scientist to calculate that the other gas laws do not?
a) number of moles
b) pressure
c) volume
d) temperature
The volume of a gas is 250 mL at 340.0 kPa pressure. What will the volume be when the pressure is reduced to 50.0 kPa, assuming the temperature remains constant?
a) 1500 L
b) 1.7000 L
c) 1700 L
d) 800 L
The gaseous product of a reaction is collected in a 25.0-L container at 27C. The pressure in the container is 300.0 kPa and the gas has a mass of 96.0 g. How many moles of the gas are in the container?
a) 1.5 moles
b) 30 moles
c) 15 moles
d) 3.0 moles
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