Question
A gas occupies 2 L at 150 kPa. At constant temperature its volume becomes 5 L. What is the new pressure?
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Correct Answer: A. 60 kPa
Explanation:
Boyle’s law gives P₁V₁ = P₂V₂.
P₂ = 150×2÷5 = 60 kPa.
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