Ideal Gas Law Calculations

Ideal Gas Law Calculations:

 

1.  What is the pressure in atmospheres exerted by a 0.500 mol sample of nitrogen gas in a 10.0 L container at 298 K?

Answer:  1.22 atm

 

2.  How many grams of carbon dioxide gas are there in a 45.1 L container at 34ºC and 1.04 atm?  Answer:  81.9 g CO2

 

3.  A gas sample occupies 877 mL at 20ºC.  What is the pressure, in atmospheres, given that there are 1.45 mol of gas in the sample?  Answer:  3.98 atm

 

4.  What is the volume, in liters, of 0.250 mol of oxygen gas at 20.0ºC and 0.974 atm pressure?  Answer:  6.17 L O2

 

5.  What is the mass, in grams, of oxygen gas in a 12.5 L container at 45ºC and 7.22 atm?  Answer:  111 g O2

 

6.  What pressure, in atmospheres, is exerted by 0.655 grams of hydrogen gas in a 408 mL container at 35ºC?  Answer:  2.01 atm

 

7.  What mass of chlorine gas, Cl2, in moles, is contained in a 10.0 L tank at 27ºC and 3.50 atm of pressure?  Answer:  1.42 mol Cl2

 

8.  How many liters are ocupied by 25.45 grams of nitrogen at 125ºC and 684.76 mmHg pressure?  Answer:  33.0 L N2

 

9.  A sample that contains 4.38 mol of a gas at 250 K has a pressure of 0.857 atm.  What is the volume?  Answer:  105 L

 

10.  A sample of carbon dioxide with a mass of 0.30 g was placed in a 250 mL container at 400 K.  What is the pressure exerted by a gas in kpa?  Answer:  91.17 kpa