Boyle's and Charles's Gas Laws

What is the new volume of the gas if the pressure on 350. L of oxygen at 720. mm Hg is decreased to 600. mm Hg when the temperature remains constant?

• 420. L

• 29.2 L

• 4200.0 L

• 292 L

A gas occupies 4.98 L at 2.6 atm of pressure. What volume will it occupy at a new pressure of 1.8 atm when temperature remains constant?

• 13 L

• 0.72 L

• 7.2 L

• 3.4 L

Which container will have a higher pressure?

• left

• right

• they both have the same pressure

• I don't know

A sample of gas with a volume of 30.0 mL at 25.0^oC is heated to 50.0^oC. What is the new volume of the gas if the pressure is constant?

• 60.0 mL

• 15.0 mL

• 27.5 mL

• 32.5 mL

Determine the initial temperature of a gas at constant pressure when its initial volume of 2.20 L is cooled to 88.0 K resulting in a new volume of 0.850 L.

• 0.0290 K

• 0.0210 K

• 228 K

• 34.0 K

A student takes a balloon with helium from the freezer (⁰C) to the park (25 ⁰C). The student should expect

• the balloon's volume to increase

• the balloon's volume to decrease

• the balloon's moles to increase

• the balloon's moles to decrease

If 200. mL of a gas at 27 °C is cooled to -33°C at a constant pressure, the new volume will be

• 250 mL

• 204 mL

• 196 mL

• 160. mL

A gas at a volume of 4 liters is at a pressure of 2 atm. The volume is changed to 16 Liters, what will the new pressure if the temperature is kept constant?

• 2.0 atm

• 12 atm

• 10 atm

• 0.5 atm