Worksheet for Gay-Lussac’s Law Problems

Directions: Show given information, formula, plug into formula, unit cancellation, correct answer.

1. Prior to a trip the pressure in a truck tire was 1.8 atm when the temprature was 20.^oC. When the trip was over the pressure was 1.9 atm. Assuming constant volume, what was the temperature?

Answer: 36 ^oC Soln

2. A sample of a gas has a pressure of 1.07 atm at a temperature of 120.^oC. What will the pressure be at a temperature of 205^oC if the volume remains the same?

Answer: 1.30 atm Soln

3. A sample of a gas has a pressure of 1.20 atm at 22^oC. What will be Celsius temperature be at a pressure of 2.00 atm assuming constant volume?

Answer: 219^oC Soln

4. At 47^oC a gas exerts a pressure of 0.329 atm. If the gas is heated to 77^oC at constant volume, what will the pressure be?

Answer: 0.360 atm Soln

5. The pressure of a gas is measured to be 0.625 atm and its temperature was 27^oC. What will the temperature be at 1.125 atm if the volume is held constant?

Answer: 540^oK Soln

6. At 84^oC a gas in a container exerts a pressure of 0.503 atm. Assuming the size of the container has not changed, at what Celsius temperature would the pressure be 1.20 atm?

Answer: 579^oC Soln