AP Chemistryeasymcq1 pt
A gas occupies 5.0 L at 2.0 atm. What volume does it occupy at 1.0 atm at constant temperature?
A.10 L
B.2.5 L
C.5.0 L
D.20 L
Explanation
Core Concept
Boyle's law: P₁V₁ = P₂V₂, so V₂ = (2.0 atm × 5.0 L) ÷ 1.0 atm = 10 L. Halving the pressure doubles the volume.
Correct Answer
A10 L
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