Chemistry: Unit 3 Review

How many atoms of Argon are there in a container that takes up 22.4 L of space at STP?

• 39.948

• 6.02 x 10²³

• 3.01 x 10²³

• 273

Which of the following show an inverse relationship?

• Charles' Law

• Boyle's Law

• Gay-Lussac's Law

• Avogadro's Law

According to Charles' Law, as temperature increases...

• pressure increases

• pressure decreases

• volume increases

• volume decreases

How many moles are in 8.0 g of Helium (He) gas?

• 1

• 2

• 3

• 4

What happens as you go up a mountain?

• Temperature increases

• Volume increases

• Pressure decreases

• Number of gas molecules increases

Which of the following is associated with clouds and rainfall?

• Warm Temperatures

• Low water vapor density

• High pressure systems

• Low pressure systems

According to Boyle's Law, what happens as pressure exerted on a gas decreases?

• Temperature increases

• Temperature decreases

• Volume increases

• Volume decreases

Which of the following causes gas pressure?

• Collisions between gas molecules and the container

• Gas molecules moving

• Decreasing the temperature of a gas

• Decreasing the number of gas molecules

According to Gay-Lussac's Law, as temperature increases...

• volume increases

• volume decreases

• pressure increases

• pressure decreases

What is true about a rigid container?

• It has flexible sides

• Its volume will not change

• Its temperature cannot increase

• It can get bigger or smaller easily