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AP Chemistry Gas Laws Practice!

Authored by Courtney Fuller

Chemistry

11th - 12th Grade

NGSS covered

Used 83+ times

AP Chemistry Gas Laws Practice!
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About

This quiz focuses on gas laws and gas behavior, which are fundamental concepts in Advanced Placement Chemistry. The questions assess students' understanding of Boyle's Law, Charles's Law, Gay-Lussac's Law, Dalton's Law of Partial Pressures, the Ideal Gas Law, and deviations from ideal gas behavior. Students need to master mathematical relationships between pressure, volume, temperature, and moles of gas, including the ability to manipulate equations and perform unit conversions. The problems require understanding of kinetic molecular theory, the properties of gases at the molecular level, and the conditions under which real gases deviate from ideal behavior. Students must also be comfortable with mole fraction calculations, partial pressure determinations, and density-molar mass relationships using the ideal gas equation. Created by Courtney Fuller, a Chemistry teacher in the US who teaches grades 11 and 12. This comprehensive practice quiz serves multiple instructional purposes, from reinforcing core gas law concepts after initial instruction to providing targeted review before AP Chemistry examinations. Teachers can utilize this assessment as a formative tool to identify areas where students need additional support, as homework to extend learning beyond the classroom, or as a warm-up activity to activate prior knowledge before advancing to more complex gas behavior topics. The quiz effectively addresses key standards including NGSS HS-PS1-3 (planning investigations of gas behavior) and AP Chemistry Learning Objectives related to gas laws, partial pressures, and ideal versus real gas behavior, providing students with essential practice in both conceptual understanding and mathematical problem-solving skills required for success in advanced chemistry coursework.

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12 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A sample of a gas (5.0 mol) at 1.0 atm is expanded at constant temperature from 10.0 L to 15.0 L. The final pressure is ___ atm.

1.5 atm

15 atm

0.67 atm

3.3 atm

7.5 atm

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Which of the following would increase the (gas) pressure of a system?

Increase the Temperature
Pump in more gas
Decrease the volume
All of these

Tags

NGSS.HS-PS1-6

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

A container is filled with H2, and H2O. Calculate the partial pressure of H2 when the pressure of water is 17torr. The total pressure of the gases is 750torr.

767.5torr
732torr
42.86torr

Tags

NGSS.HS-PS1-7

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Which container will have lower pressure?

left
right
they both have the same pressure

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Pick the best answer to explain all properties of gases....

They're fluids 
Can be compressed
Little space between particles 
They're solids 
Can be compressed
Lots of space between particles 
They're fluids 
Cannot be compressed
Lots of space between particles 
They're fluids 
Can be compressed
Lots of space between particles 

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

A sample of gas with a volume of 30.0 mL at 25.0oC is heated to 50.0oC.  What is the new volume of the gas?

60.0 mL
15.0 mL
27.5 mL
32.5 mL

Tags

NGSS.HS-PS1-5

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The density of an unknown gas is 2.00 grams per Liter at 3.00 atmosphere pressure and 127oC. What is the molar mass of this gas?

(254/3) R

188 R

(800/3) R

600 R

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