CP Gas Law Practice

What is the formula for Boyle's Law?

• P₁V₁=P₂V₂

• P₁V₁/P₂V₂

• P₁V₂=P₂V₁

• P₁/V₁=P₂/V₂

When Pressure increases then the Volume must...

• Increase
• decrease

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

What type of relationship to pressure and volume have?

• direct
• inverse
• no relationship
• I don't know

Which container will have a lower pressure?

• left
• right
• they both have the same pressure
• I don't know

The relationship of which two variables are compared in Boyle's Law?

• pressure & volume
• volume & temperature
• temperature & pressure
• volume & moles (amount of gas)

What is 50 ^oC in Kelvin?

• 223

• 323

• 100

• 50

What is the formula Charles' Law?

• V = T
• VT = VT
• T₁ / V_{1 =} T₂ / V₂
• V₁ / T₁ = V₂ / T₂

There are 40 liters of helium in a balloon at a temperature of 100 K. If the temperature of the balloon is increased to 200 K, what will be the new volume of the balloon?

• 80 L

• 45 L

• 54 L

• 45.33 L

A sample of argon gas is at a temperature of 20 °C. The temperature is increased to 30°C so that the volume is now 373 mL. What was the original volume?

• 360 mL

• 411 mL

• 254 mL

• 249 mL