WorksheetsKMT, Molar Volume and Ideal Gas Law Quiz
Total questions: 40
Worksheet time: 59mins
Which of the following equations represents the Ideal Gas Law?
What volume would a sample of gas have if the pressure is 8.2 atm, the number of gas particles is 2.0 moles, and the temperature is –73 degrees Celsius?
4.0
4.9
9.7
11
How many grams are in a sample of oxygen gas if the pressure is 1,520 mm Hg, the volume is 8,200 ml, and the temperature is –73 degrees Celsius?
32
16
8.0
4.0
An ideal gas follows all the assumptions of KMT
True
False
What volume would be occupied by 100. g of oxygen gas at a pressure of 1.50 atm and a temperature of 25 °C?
51
25
12
6.0
We use two R values: 0.0821 and 8.314. How do you know which to use for a problem?
The units for pressure
The units for temperature
The units of volume
The amount of moles
What is the temperature of natural gas in an oil pipeline if we know there are 0.91 moles of the gas in the pipeline and the volume of the pipeline is 5.43 L and the gas is exerting a pressure of 4.21 atm?
306 °C
579 °C
33.4 °C
- 19.3 °C
What is the pressure, in atm, of 4.75 L of gas containing .860 mol at 27.0 °C?
PV=nRT
1.52 atm
2.23 atm
4.46 atm
7.89 atm
If I have 1.90 moles of gas held at a pressure of 5.00 atm and in a 5.00 L container, what is the temperature of the gas?
160 K
1.60 x104 K
273 K
146 K
What is the volume occupied by 1.00 mole of any gas at STP?
44.8 L
22.4 L
16.8 L
20.4 L
In the following, what will be the value for R:
What is the volume of a balloon if it contains 3.2 moles of helium at a temperature of 20⁰C and 1.2 atm?
0.0821 L⋅atm ∕ mol⋅K
8.314 L⋅kPa ∕ mol⋅K
293 K
1.2 atm
If 22.00 g of CO2 has a volume of 50.00 L and a pressure of 0.8210 atm. What must be the temperature of the gas.
1000
100.0
10.00
1.000
What is the temperature and pressure at STP ?
25 0C and 100 atm
0 0C and 100 atm
0 0C and 1 atm
none of these
How many moles are in a 18 L tank of nitrogen gas at STP?
0.9 moles
1.0 mole
0.80 moles
0.75 moles
States that equal volume of gases at the same temperature and pressure contain equal numbers of particles
absolute zero
Avogadro's principle
ideal gas constant
molar volume
The conditions for a gas to behave ideally are high temperature and low pressure
False
True
What is the volume of 5.00 moles of oxygen gas at STP?
112 L
22.4 L
78.8 L
114.24 L
Calculate the mass of 0.500 L of argon, Ar. Assume STP.
0.892 g Ar
0.280 g Ar
447 g Ar
40.0 g Ar
Determine the Kelvin temperature required for 0.0470 mol of gas to fill a balloon to 1.20 L under .998 atm pressure.
0.00 K
108 K
207 K
310 K
What about gases could be measured or calculated?
Pressure and Volume
Temperature, Volume, and Pressure
Volume and Temperature
Pressure, Temperature, Volume, and Moles
An ideal gas is an imaginary gas whose particles are infinitely small and interact with each other
True
False
The assumptions of an Ideal Gas don't hold true at
extremely high temperatures.
extremely low temperatures.
extremely low pressures.
extremely large volumes.
As temperature of gas particles increase, the average KE energy increases, and the speed of particles decreases
True
False
What volume does 13.6 g of O2 gas at 37°C and 135 kPa occupy?
6.22 L
8.11 L
10.54 L
12.73 L
A real gas follows the assumptions of the KMT.
True
False
Temperature and average KE energy are directly propotional
False
True
Calculate the volume in liters of 7.50 mol of helium gas at STP.
0.335 L He
168 L He
4.52 x 1024 L He
30.0 L He
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?
.0028 mole
.0069 mol
2.86 mol
9.9 mol
At 250.0 k and 1.750 atm, a gas has a mass of 15.30 g and occupies 5,600. mL. What is the molar mass of the gas?
32.04
42.15
48.91
54.28
