Gas Laws Quiz

Assume that 5.6 L H2 at STP reacts with excess CuO according to the following equation:

CuO (s) + H₂ (g) ---> Cu (aq) + H₂O (l)

How many moles of Cu are produced?

• 0.250 mol

• 2.50 mol

• 25.0 mol

• 25.00000 mol

How many liters of NH₃ are needed to react completely with 30.0L of NO?

4NH₃(g) + 6NO (l)--> 5N₂ (g) + 6H₂O (l)

• 5.0 L

• 20.0 L

• 7.5 L

• 120.0 L

A sample of gas has a volume of 3.0 L at 300 K. If the temperature is increased to 600 K while the pressure remains constant, what will be the new volume of the gas?

• 1.5 L

• 6.0 L

• 3.0 L

• 9.0 L

Tags

DOK Level 2: Skill/Concept

A 5.0 L container holds a gas at 2.0 atm and 300 K. If the gas is compressed to 2.5 L and the temperature is increased to 600 K, what will be the new pressure of the gas?

• 4.0 atm

• 8.0 atm

• 2.0 atm

• 1.0 atm

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DOK Level 3: Strategic Thinking

What is the pressure of a car tire that had an initial pressure of 1.8 atm but was heated from 38°C to 123°C?

• 0.9 atm

• 2.1 atm

• 1.6 atm

• 3.4 atm

A gas occupies a volume of 2.0 L at a pressure of 1.0 atm. If the pressure is increased to 2.0 atm while the temperature remains constant, what will be the new volume of the gas?

• 1.0 L

• 2.0 L

• 4.0 L

• 0.5 L

Tags

DOK Level 2: Skill/Concept