WorksheetsGas Laws Practice
Total questions: 15
Worksheet time: 8mins
Based on Avagadro’s Priciple, which sample of a gas at STP has the same number of molecules as 4.5 L of neon, Ne, at STP
4.5 L of F2
8.0 g of He
4.5 g of Ar
22.4 L of H2
How many mole os gas would be found in a rigid 5.2 L cylinder at 10 atm of pressure and 15 °C?
0.40 mol
0.040 mol
2.20 mol
480 mol
When the volume of a gas decreases, what will happen to the temperature when the pressure remains constant?
No change in temperature
Increase in temperature
Decrease in temperature
Temperature will increase and then decrease
Convert 105 kPa to atm
104 atm
1.10 x 104 atm
1.04 atm
0.104 atm
At a constant pressure and 28.0°C a sample of gas occupies 5.0 L. At what temperature will the gas occupy 10.0 L?
56 °C
56 K
602 K
602 °C
What is the value of one of the universal gas constants?
8.314 atm x L / mol x K
8.314 kPa x dm3 / mol x K
8.314 mol x K / kPa x L
8.314 mol x K / atm x L
What is the pressure of oxygen when it is in a mixed tank of gas (oxygen, argon, and carbon dioxide) where the total pressure is 340.00 atm, the pressure of argon is 0.85 atm, and carbon dioxide is 55.00?
284.15 atm
395.85 atm
Not enough information
7.27 atm
At a pressure of 4.5 atm, a sample of gas occupies 50 L. What volume will the same sample occupy at 2.0 atm?
450 L
100 L
25 L
112.5 L
Each of these flasks contains the same number of gas molecules. In which flask would the pressure be the lowest?
Flask 1
Flask 2
Flask 3
Flask 4
Find the volume of 96 g of O2 at 30°C and 110.5 kPa.
0.07 dm3
0.68 dm3
68.39 dm3
6.77 dm3
At standard pressure, a sample of nitrogen occupies 400 mL. What volume does the gas occupy when the pressure doubles?
200 mL
400 mL
800 mL
2 mL
In a closed container at 6 atm, the temperature of a sample is raised from 200 K to 300 K. What will be the final pressure of the gas?
9 atm
3 atm
6 atm
12 atm
Convert -115 °C to Kelvin.
-158 K
158 K
388 K
-388 K
A gas is confined in a steel tank with a volume of 8.962 L. At 23.20 °C, the gas exerts a pressure of 6.732 atm. After heating the tank the pressure of the gas increases to 11.519 atm. What is the temperature of the heated gas?
50.00 °C
233.82 °C
123.46 °C
273.00 °C
The pressure in a container will ALWAYS increase when...
The number of molecules is decreased and temperature is decreased
The number of molecules is increased and the temperature is decreased
The number of molecules is decreased and the temperature is increased
The number of molecules is increased and the temperature is increased
