Gas Laws Review

What is 50 C in Kelvin?

• 223

• 323

• 100

• 50

A gas occupies 4.31 liters at a pressure of 0.755 atm. Determine the volume if the pressure is increased to 1.25 atm.

• 2.6L

• 2.6mL

• 2.6kL

• 260L

If the pressure exerted by a gas at 25 degrees C in a volume of 0.044 L is 3.81 atm, how many moles of gas are present?

• .002766 mole
• .0069 mol
• 2.766 mol
• 9.887 mol

A nitrogen gas has a volume of 600mL at a pressure of 1atm. What volume will the gas occupy at a pressure of 3atm, assuming the temperature remains constant? 

• 125mL
• 300mL
• 200mL
• 400mL

A sample of Argon gas occupies a volume of 1.8 L at 2.8 atm.  What will its volume be at 1.2 atm?

• .77 L
• 1.87 L
• 3.0 L
• 4.2 L

Calculate the approximate volume of a 1.50 mol sample of gas at 300.K & a pressure of 1.50 atm

• 22.4 L

• 8.314 L

• 24.6 L

• 41mL

V₁= 150 mL, P₁=1.00 atm, P₂= 3.00 atm, V₂=?

• 300 mL

• 50 mL

• 450 mL

• 50L

V₁= 150 mL, P₁=1.00 atm, P₂= 3.00 atm, V₂=?

• 300 mL

• 50 mL

• 450 mL

• 50L

2 moles of gas with a volume of 30.8 Liters and a Temperature of 100^oC must be at what pressure (in atmospheres)?

• 1.99 atm

• 1.45 atm

• 3.42 atm

• 9.76 atm