Boyle's and Charles' Law

What is the formula Charles' Law?

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

What is 50 C in Kelvin?

• 223
• 323
• 100
• 50

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

Charles' Law deals with what quantities?

• pressure/temperature

• pressure/volume

• volume/temperature

• volume/temperature/pressure

If the Kelvin temperature of a gas is doubled, the volume of the gas will increase by ____.

• A factor of 2

• A factor of 1

• A factor of 3

• A factor of 0.5

1. A sample of oxygen gas occupies a volume of 250.mL at 740. torr pressure. What volume will it occupy at 800. torr pressure?

• 266 ML

• 245 ML

• 231 ML

• 217 ML

What happens to the volume if I decrease the pressure?

• Decreases
• Increases
• Stays the same
• Not enough information

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

How is pressure measured?

• kPa, mmHg, L
• kPa, mmHg, s
• kPa, mmHg, torr
• kPa, mmHg, torr, atm