Unit 13: Gas Laws

When Temperature of a gas increases, the Volume will ____________________

• Increase

• Decrease

• Stay the Same

When Temperature of a gas increases, the Pressure will ____________________

• Increase

• Decrease

• Stay the Same

When Volume of a gas increases, the Pressure will ______________

• Increase

• Decrease

• Stay the Same

What does the unit atmosphere, atm, measure?

• Pressure

• Temperature

• Volume

• Moles

What is the Standard for Temperature and Pressure?

• 273 K and 1 atm

• 273 C and 1 kPa

• 273 F and 1 mmHg

• 273 K and 1 Torr

A hot air balloon is heated with fire till the balloon expands and rises.

What does this show the relationship between?

• pressure and volume

• temperature and volume

• particles and pressure

• temperature and pressure

A deep sea diver swims slowly to the surface to avoid air bubbles from expanding too large in her veins.

What does this show the relationship between?

• pressure and volume

• temperature and volume

• particles and pressure

• temperature and pressure

What does the unit Kelvin, K, measure?

• Pressure

• Volume

• Mass

• Temperature

The pressure on a tank containing 0.3 moles of oxygen is 4.5 atm, and the temperature is 150 K. What is the volume of the gas?

(R = 0.0821)

• 0.821 L

• 8.21 L

• 82.1 L

• 821 L

If you have 40 L of a gas at 6 atm, and 275K, how many moles will you have?

(R = 0.0821)

• 10.6 mol

• 0.1 mol

• 150.5 mol

• 81.2