Gas Laws 1 (Combined Gas Laws)

Gas Laws 1 (Combined Gas Laws)

by Lauren Bullock

Multiple Choice

When Pressure increases then the Volume must...

• Increase
• decrease

Multiple Choice

When Volume increases then Pressure must...

• Increase
• Decrease

Multiple Choice

A gas occupies 4.98 L at 2.6 atm of pressure. What volume does it occupy at 1.8 atm pressure?

• 12.9 L
• 0.72 L
• 7.2 L
• 3.44 L

Multiple Choice

(Charles Law) There are 65 liters of helium in a balloon at 35 K. If the temperature of the balloon is increased to 40 K, what will the new volume of the balloon be?

• 40 L

• 70 L

• 74.3 L

• 75.9 L

Multiple Choice

Tom Brady enjoys balloon animals from the carnival. He just received a balloon giraffe that has an initial temperature of 39.0°C and a volume of 1.28 L. If Gronkowski plays a trick on Tom, and puts his balloon giraffe into the freezer, what would be the new volume of the balloon if the temperature drops down to 8.0°C?
(Don’t forget about what must be done to temperatures!)

• 1.42 L
• 6.85 x 10⁴ L
• 3.78 L
• 1.15 L

Multiple Choice

If a gas at 25.0 °C occupies 3.60 liters at a pressure of 1.00 atm, what will be its volume at a pressure of 2.50 atm (at the same temperature)?

• 9 L
• .69 L
• 1.44 L

Multiple Choice

A sample of a gas has a volume of 852 mL at 298 K. What temperature is necessary for the gas to have a volume of 945 mL?

• 57.5 °C
• 57.5 °K
• 330.5 K
• 330.5°C