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 is the name of this instrument, which is used to measure atmospheric pressure?

• barometer

• thermometer

• anemometer

• voltmeter

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

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

A sealed container holds a mixture of Neon and Helium. The Neon has a Pressure of 2.25 atm. If the total Pressure in the container is 7 atm, what is the Partial Pressure of Helium?

• 4.75 atm

• 9.25 atm

• 3.11 atm

• 15.75 atm

8 L of Helium gas are stored under a pressure of 3.3 atm. If there are 9.4 moles of Helium, what is the temperature of this sample of gas?

(R = 0.0821)

• 34.2 K

• 100 K

• 273 K

• 20.4 K

Tags

NGSS.HS-PS3-2

NGSS.HS-PS3-1

Gas particles are in constant motion. They travel in straight lines, and they constantly bounce off the walls of any container that holds them.

What does this constant bombardment of particles against the walls of the container create?

• Pressure

• Density

• Temperature

• Magnetism