Gas Behavior Review

 
Behavior of Gases
 
Review
True or False: One mole of any gas,
regardless of size, temperature, or
pressure occupies 22.4L?
1.
True
2.
False
True or False: STP is at 0 Kelvin and
760mmHg.
1.
True
2.
False
Which of the following is not a main
idea of the kinetic molecular theory of
gases?
1.
The average kinetic energy of gas
particles is proportional to the
Kelvin temperature.
2.
Gases consist of molecules moving
at extremely high velocities.
3.
STP is at 0
o
 C and 1atm.
4.
The volume of the individual gas
molecules is huge compared to the
volume that the gas occupies.
If the total atmospheric pressure is
760mmHg, then all of the components
of the air (nitrogen, oxygen, …) have a
pressure of 760mmHg.
1.
True
2.
False
Why is a gas easier to compress
than a liquid or a solid?
1.
Its volume increases more under
pressure than an equal volume of
liquid does.
2.
Its volume increases more under
pressure than an equal volume of
solid does.
3.
The space between gas particles is
much less than the space between
liquid or solid particles.
4.
The volume of a gas’s particles is
small compared to the overall
volume of the gas.
How does the gas propellant move
when an aerosol can is used?
1.
from a region of high pressure to
a region of lower pressure
2.
from a region of high pressure to
a region of equally high pressure
3.
from a region of low pressure to
a region of higher pressure
4.
from a region of low pressure to
a region of equally low pressure
If a balloon is squeezed, what happens to
the pressure of the gas inside the balloon?
1.
It increases.
2.
It stays the same.
3.
It decreases.
4.
The pressure
depends on the type
of gas in the
balloon.
As the temperature of the gas in a balloon
decreases, which of the following occurs?
1.
The volume of the
balloon increases.
2.
The average kinetic
energy of the gas
decreases.
3.
The gas pressure inside
the balloon increases.
4.
all of the above
If 4 moles of gas are added to a container that
already holds 1 mole of gas, how will the
pressure change inside the container?
1.
The pressure will be
five times higher.
2.
The pressure will
double.
3.
The pressure will be
four times higher.
4.
The pressure will not
change.
Which of these changes would NOT cause an
increase in the pressure of a contained gas?
1.
The volume of the
container is increased.
2.
More of the gas is added to
the container.
3.
The temperature is
increased.
4.
The average kinetic energy
of the gas in increased.
When the Kelvin temperature of an enclosed gas
doubles, the particles of the gas ____.
1.
move faster
2.
strike the walls of
the container with
less force
3.
decrease in average
kinetic energy
4.
decrease in volume
The volume of a gas is doubled while the
temperature is held constant. How does the gas
pressure change?
1.
It is reduced by one
half.
2.
It does not change.
3.
It is doubled.
4.
It varies depending
on the type of gas.
In general, for a gas at a constant
volume, ____.
1.
the pressure of the gas is inversely
proportional to its temperature in
kelvins
2.
the volume of the gas is inversely
proportional to its temperature in
kelvins
3.
the volume of the gas is directly
proportional to its temperature in
kelvins
4.
the pressure of the gas is directly
proportional to its temperature in
kelvins
What happens to the partial pressure of oxygen
in a sample of air if the temperature is
increased?
1.
It increases.
2.
It stays the same.
3.
It decreases.
4.
The change cannot
be determined.
If oxygen is removed from a sample of air as iron
rusts, what happens to the total pressure of the
air?
1.
It increases.
2.
It stays the same.
3.
It decreases.
4.
The change cannot
be determined.
If the volume of a container of air is reduced by
one-half, what happens to the partial pressure
of oxygen within the container?
1.
It is reduced by one-
half.
2.
It does not change.
3.
It is doubled.
4.
It is reduced by one-
fourth.
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Review key concepts related to the behavior of gases, including characteristics of gases, properties at standard conditions, the kinetic molecular theory, and factors affecting gas pressure. Test your knowledge with true or false questions and learn about gas compression, gas movement in aerosol cans, and gas pressure changes in balloons.


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  1. Behavior of Gases Review

  2. True or False: One mole of any gas, regardless of size, temperature, or pressure occupies 22.4L? 1. True 2. False 0% 0% True False

  3. True or False: STP is at 0 Kelvin and 760mmHg. 1. True 2. False 0% 0% True False

  4. Which of the following is not a main idea of the kinetic molecular theory of gases? 1. The average kinetic energy of gas particles is proportional to the Kelvin temperature. 2. Gases consist of molecules moving at extremely high velocities. 3. STP is at 0oC and 1atm. 4. The volume of the individual gas molecules is huge compared to the volume that the gas occupies. 0% 0% 0% 0% STP is at 0o C... Gases consist ... The volume of ... The average ki...

  5. If the total atmospheric pressure is 760mmHg, then all of the components of the air (nitrogen, oxygen, ) have a pressure of 760mmHg. 1. True 2. False 0% 0% True False

  6. Why is a gas easier to compress than a liquid or a solid? 1. Its volume increases more under pressure than an equal volume of liquid does. Its volume increases more under pressure than an equal volume of solid does. The space between gas particles is much less than the space between liquid or solid particles. The volume of a gas s particles is small compared to the overall volume of the gas. 2. 3. 4. 0% 0% 0% 0% Its volume increases mo.. The space between gas p... Its volume increases mor... The volume of a gas&#8...

  7. How does the gas propellant move when an aerosol can is used? 1. from a region of high pressure to a region of lower pressure from a region of high pressure to a region of equally high pressure from a region of low pressure to a region of higher pressure from a region of low pressure to a region of equally low pressure 2. 3. 4. 0% 0% 0% 0% from a region of high pr... from a region of high pr... from a region of low pre... from a region of low pre...

  8. If a balloon is squeezed, what happens to the pressure of the gas inside the balloon? 1. It increases. 2. It stays the same. 3. It decreases. 4. The pressure depends on the type of gas in the balloon. 0% 0% 0% 0% It increases. It decreases. It stays the same. The pressure depends o...

  9. As the temperature of the gas in a balloon decreases, which of the following occurs? 1. The volume of the balloon increases. 2. The average kinetic energy of the gas decreases. 3. The gas pressure inside the balloon increases. 4. all of the above 0% 0% 0% 0% all of the above The gas pressure inside ... The volume of the ballo.. The average kinetic ener..

  10. If 4 moles of gas are added to a container that already holds 1 mole of gas, how will the pressure change inside the container? 1. The pressure will be five times higher. 2. The pressure will double. 3. The pressure will be four times higher. 4. The pressure will not change. 0% 0% 0% 0% The pressure will double. The pressure will be five... The pressure will be four... The pressure will not ch...

  11. Which of these changes would NOT cause an increase in the pressure of a contained gas? 1. The volume of the container is increased. More of the gas is added to the container. The temperature is increased. The average kinetic energy of the gas in increased. 2. 3. 4. 0% 0% 0% 0% The temperature is incre... The volume of the conta... The average kinetic ener.. More of the gas is added...

  12. When the Kelvin temperature of an enclosed gas doubles, the particles of the gas ____. 1. move faster 2. strike the walls of the container with less force 3. decrease in average kinetic energy 4. decrease in volume 0% 0% 0% 0% move faster decrease in volume decrease in average kine... strike the walls of the c...

  13. The volume of a gas is doubled while the temperature is held constant. How does the gas pressure change? 1. It is reduced by one half. 2. It does not change. 3. It is doubled. 4. It varies depending on the type of gas. 0% 0% 0% 0% It is doubled. It does not change. It is reduced by one half. It varies depending on t..

  14. In general, for a gas at a constant volume, ____. 1. the pressure of the gas is inversely proportional to its temperature in kelvins the volume of the gas is inversely proportional to its temperature in kelvins the volume of the gas is directly proportional to its temperature in kelvins the pressure of the gas is directly proportional to its temperature in kelvins 2. 3. 4. 0% 0% 0% 0% the pressure of the gas is... the pressure of the gas is... the volume of the gas is ... the volume of the gas is ...

  15. What happens to the partial pressure of oxygen in a sample of air if the temperature is increased? 1. It increases. 2. It stays the same. 3. It decreases. 4. The change cannot be determined. 0% 0% 0% 0% It decreases. It increases. It stays the same. The change cannot be d...

  16. If oxygen is removed from a sample of air as iron rusts, what happens to the total pressure of the air? 1. It increases. 2. It stays the same. 3. It decreases. 4. The change cannot be determined. 0% 0% 0% 0% It decreases. It increases. It stays the same. The change cannot be d...

  17. If the volume of a container of air is reduced by one-half, what happens to the partial pressure of oxygen within the container? 1. It is reduced by one- half. 2. It does not change. 3. It is doubled. 4. It is reduced by one- fourth. 0% 0% 0% 0% It is doubled. It does not change. It is reduced by one-half. It is reduced by one-fourth.

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