@
A balloon is filled with a gas to a pressure of 1.9
atm. It has a volume of 2.7 L. The pressure is
decreased to 75 mmHg. What is the new volume
of the balloon?
ξ 65 L
Ж 27 L
50 L
¥
An unknown gas has a volume of 200L at 1.7atm.
What is its volume at STP?
€ 210 L
▲ 280 L
340 L
A flexible container with a volume of 37 L is
filled with Nitrogen gas to a pressure of 210
mmHg. What is the pressure (in mmHg) if the
gas contracts to 25 L?
б 220 mmHg
ψ 310 mmHg
ќ 430 mmHg
A 600mL balloon is filled with helium at
700mm Hg barometric pressure. The balloon is
released and climbs to an altitude where the
barometric pressure is 400mm Hg. What will
the volume of the balloon be if, during the
ascent, if the temperature remains the same?
∑ 950 mL
& 1050 mL
◄ 1150 mL
£
A flexible container with a volume of 25L is filled
with Nitrogen gas to a pressure of 210atm. What
is the pressure if the gas is expands to 37L?
© 217 atm
≤ 119 atm
Ω 142 atm
A balloon filled with Nitrogen has a volume of 5.3
L at a temperature of 223K. What will be the new
volume if the temperature is increased to 255K?
6.1 L
љ 4.2 L
â 12.7 L
♂
A balloon is filled with a gas to a pressure of 34
mmHg. It has a volume of 0.81 L. The pressure
is increased to 55 mmHg. What is the new
volume (in L) of the balloon?
♀ 1.0 L
♫ 0.50 L
╬ 0.25 L
ψ
An accordion has 5.0 L of gas in it at 22 °C.
When it is cooled, its volume goes to 1.5 L. What
is the final temperature in degrees Celsius?
‼ -75 °C
-235 °C
ω
-185 °C
&
A balloon filled with Hydrogen has a volume of 2.5
L at a temperature of 215K. What will be the new
volume (in L) if the temperature is increased to
275K?
▼ 3.2 L
5.7 L
♪ 8.2 L
Ω
A sample of 25 L of NH3 gas at 10 °C is heated at
constant pressure until it fills a volume of 50 L.
What is the new temperature?
β
µ
☼
566 K
645 K
730 K
A flexible sphere containing 7.83 L of Neon gas
is heated from 16.0 °C. The volume increases to
9.37 L. What is the new temperature (in K)?
#
∞
250 K
124 K
346 K
♫
A soda bottle is flexible enough that the volume of
the bottle can change even without opening it. If you
have an empty soda bottle (volume of 2 L) at room
temperature (25C), what will the new volume be if
you put it in the freezer (-4C)?
λ 1.81 L
0.57 L
3.25 L
ω
Determine the pressure change when a constant
volume of gas at 1.00 atm is heated from 20.0C
to 30.0C
2.64 atm
1.03 atm
ö
A gas container is initially at 47 mm Hg and 77 K
(liquid nitrogen temperature.) What will the
pressure be when the container warms up to room
temperature of 25C?
╪ 88 mmHg
182 mmHg
Ę 319 mmHg
0.23 atm
▼
A gas is collected at 22.0C and 745.0 mm Hg. When
the temperature is changed to 0C, what is the
resulting pressure?
± 425 mmHg
% 689 mmHg
ў 826 mmHg
∞
A gas has a pressure of 699.0 mm Hg at 40.0C.
What is the temperature at standard pressure (1
atm = 760 mmHg)?
ġ 460 K
≈ 340 K
156 K
β
A gas thermometer measures temperature by measuring
the pressure of a gas inside the fixed volume container.
A thermometer reads a pressure of 248 kPa at 0C.
What is the temperature when the thermometer reads a
pressure of 345 kPa?
♣ 465 K
☻273 K
π 380 K
A balloon with a volume of 4.00 L is known to
contain 0.200 moles of gas. How many moles of
gas remain if some of the gas is released and the
new volume is 3.25 L. Assume temperature and
pressure remain constant.
0.163 moles
$ 2.596 moles
4.253 moles
λ
The temperature of a sample of gas in a steel tank
at 30.0 kPa is increased from –100.0C to 25.0C.
What is the final pressure inside the tank?
51.7 kPa
∫
∩
38.1 kPa
65.1 kPa
Propane storage tanks are designed with a piston so that
pressure remains constant and volume can be used to
indicate the amount. When 10.0 moles of propane are
placed in a tank, the volume is 250.0 L. What would be
the volume (at the same temperature) if enough propane
is used so that only 7.25 moles remain in the tank.
я
160.3 L
90.7 L
§ 181 L
≈
%
A balloon holds 5.00 moles of gas with a volume
of 125L. If enough gas is added to expand the
volume to 175 L, how many moles of gas are now
in the balloon? Assume temperature and pressure
are constant.
□
7.00 moles
14.72 moles
2.56 moles
A 6.0 L sample at 25 °C and 2.00 atm of pressure
contains 0.50 moles of a gas. If an additional 0.25 moles
of gas at the same pressure and temperature are added,
what is the final total volume of the gas?
♪
®
α
1.6 L
16.0 L
9.0 L
π
5.00 L of a gas is known to contain 0.965 mol. If
the amount of gas is increased to 1.80 mol, what
new volume will result (at an unchanged
temperature and pressure)?
θ
ў
12.67 L
7.05 L
9.32 L
A cylinder with a movable piston contains 2.00 mol of
helium, He, at room temperature. More helium was
added to the cylinder, but temperature and pressure
remained constant. How many moles of helium are now
in the cylinder, if the volume was changed from 2.00 L
to 2.70 L?
ж
∂
1.63 mol
4.00 mol
2.70 mol
§
If I initially have a gas at a pressure of 12 atm, a
volume of 23 liters, and a temperature of 200 K,
and then I raise the pressure to 14 atm and increase
the temperature to 300 K, what is the new volume
of the gas?
э 46.9 L
29.6 L
15.6 L
A gas takes up a volume of 17 liters, has a
pressure of 2.3 atm, and a temperature of 299 K.
If I raise the temperature to 350 K and lower the
pressure to 1.5 atm, what is the new volume of
the gas?
@ 30.5 L
¿ 9.2 L
œ 54.7 L
If I have 17 liters of gas at a temperature of 67°C
and a pressure of 88.89 atm, what will be the
pressure of the gas if I raise the temperature to
94°C and decrease the volume to 12 liters?
≥ 198 atm
* 98 atm
¥ 136 atm
If I have 2.9 L of gas at a pressure of 5 atm and a
temperature of 50°C, what will be the
temperature of the gas if I decrease the volume of
the gas to 2.4 L and decrease the pressure to 3
atm?
ё 100 K
£ 160 K
√ 230 K
α
I have an unknown volume of gas held at a
temperature of 115 K in a container with a pressure
of 60 atm. If by increasing the temperature to 225
K and decreasing the pressure to 30 atm causes the
volume of the gas to be 29 liters, how many liters
of gas did I start with?
♠ 20.76 L
7.41 L
▲ 15.73 L
A gas that has a volume of 28 liters, a temperature of
45°C, and an unknown pressure has its volume
increased to 34 liters and its temperature decreased to
35°C. If I measure the pressure after the change to be
2.0 atm, what was the original pressure of the gas?
♂ 2.51 atm
0.56 atm
Ş 4.68 atm