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WorksheetsM7D4 Worksheet: Ideal Gas Laws
Total questions: 10
Worksheet time: 21mins
Name
Class
Date
1.
In the ideal gas law, which variable represents the gas constant?
a)
n
b)
R
c)
T
d)
V
2.
Determine the number of moles in a container of gas at STP with a volume of 99.2 L.
a)
2222.08 moles
b)
4.43 moles
c)
22.4 moles
d)
76.8 moles
3.
If the pressure exerted by a gas at 25 degrees C in a volume of 0.044 L is 3.81 atm, how many moles of gas are present?
a)
.002766 mole
b)
.0069 mol
c)
2.766 mol
d)
9.887 mol
4.
In order to solve gas law calculations, temperature must be measured in:
a)
Fahrenheit
b)
Celsius
c)
Kelvin
d)
It doesn't matter
5.
Calculate the volume that a 0.323-mol sample of a gas will occupy at 265 K and a pressure of 0.900 atm.
a)
7.18 L
b)
7.81 L
c)
4.63 L
d)
4.36 L
6.
Determine the Kelvin temperature required for 0.0470 mol of gas to fill a balloon to 1.20 L under .998 atm pressure.
a)
0 K
b)
107 K
c)
207 K
d)
307 K
7.
What is the pressure exerted by 5.00 moles of nitrogen gas contained in a 30.0 Liter container at 25.0 °C?
a)
3670 atm
b)
0.245 atm
c)
4.08 atm
d)
605 atm
8.
At 17 °C, a 0.80 mole sample of a gas exerts a pressure of 1.2 atmospheres. What is the volume of the container?
a)
22.9 Liters
b)
2355 Liters
c)
0.0630 Liters
d)
15.9 Liters
9.
How many moles of oxygen must be placed in a 3.00 liter container in order to exert a pressure of 2.00 atmospheres at 25 °C?
a)
146.8 moles
b)
0.245 moles
c)
21778 moles
d)
4.08 moles
10.
At what temperature (in Kelvin) would 4.0 moles of hydrogen gas in a 100 liter container exert a pressure of 1.00 atmospheres?
a)
0.0305 K
b)
0.487 K
c)
32.8 K
d)
304.5 K
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