Lussac Law

Determine the pressure change when a constant volume of gas at 1.00 atm is heated from 20.0 ˚C to 30.0 ˚C.

• .75 atm

• .93 atm

• 1.03 atm

• 2.96 atm

A container of gas is initially at 0.500 atm and 25˚C. What will the pressure be at 125˚C?

• .419 atm

• .668 atm

• .765 atm

• .974 atm

A gas container is initially at 47 mm Hg and 77 K (liquid nitrogen temperature.) What will the pressure be when the container warms up to room temperature of 298 K?

• 182 mmHg

• 245 mmHg

• 316 mmHg

• 419 mmHg

A gas thermometer measures temperature by measuring the pressure of a gas inside the fixed volume container. A thermometer reads a pressure of 248 kPa at 0˚C. What is the temperature when the thermometer reads a pressure of 345 kPa?

• 380 K

• 420 K

• 460 K

• 580 K

A gas is collected at 22.0˚C and 745.0 mm Hg. When the temperature is changed to 0˚C, what is the resulting pressure?

• 456 mmHg

• 521 mmHg

• 689 mmHg

• 725 mmHg

If a gas is cooled from 323.0 K to 273.15 K and volume is kept constant what final pressure would result if the original pressure was 750.0 mm Hg?

• 125 mmHg

• 245 mmHg

• 528 mmHg

• 634 mmHg

The temperature of a sample of gas in a steel tank at 300 kPa is increased from –100.0˚C to 25.0˚C. What is the final pressure inside the tank?

• 245 kPa

• 385 kPa

• 517 kPa

• 685 kPa