Chemistry Ideal Gas Law Practice Questions with Answers


Question 1

A sample of gas occupies 21 L under a pressure of 1.3 atm. What would the resulting volume be if the pressure were increased to 3.9 atm if the temperature did not change?

Question 2

A sample of CO2 occupies 248 ml at 373 K. At what temperature (in K) would it occupy 300 ml if the pressure did not change?

Question 3

A sample of Helium occupies 200 L at 30ºC under a pressure of 861 torr. What is the volume it occupies at standard temprature and pressure (STP)?

Question 4

Nitric acid, a very important industrial chemical, is made by dissolving the gas nitrogen dioxide (NO2) in water. Calculate the moles of gas produced in 2 L volume container, 775 torr and 50 ºC if the gas behaves as ideal:

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