Gas Laws – AP Chemistry | ShowMeClass

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Gas Laws

AP Chemistry · Unit 3: Intermolecular Forces & Properties

Learning Objectives

Apply Boyle's, Charles's, Gay-Lussac's laws

Use the Ideal Gas Law PV = nRT

Relate molecular speed to temperature (KMT)

Apply Dalton's Law of partial pressures

Key Laws

R values

R = 0.08206 L·atm/mol·K
R = 8.314 J/mol·K
STP: T=273K, P=1atm
V = 22.4 L/mol at STP

Gas LawsIdeal GasAP Chemistry

Boyle's Law

Charles's Law

Gay-Lussac's

Ideal Gas

Dalton's Law

Boyle's Law: P₁V₁ = P₂V₂

📝 Quick Quiz▼

1. A gas at 2 atm occupies 4 L. At constant T, if P doubles to 4 atm, the new V is:

8 L 4 L 2 L 1 L

2. At STP, 1 mole of ideal gas occupies:

22.4 mL 22.4 L 24.0 L 11.2 L

3. A gas at 300 K is heated to 600 K at constant P. Its volume:

Stays the same Doubles Halves Quadruples