Answer to Question #123244 in General Chemistry for queen

Question #123244

A 20.0 L volume of gas at 120 kPa expands to 30.0 L with no temperature change. The final pressure is *

a) 80.0 kPa
b) 180 kPa
c) 110 kPa
d) 720 kPa

Expert's answer

using Gas law;

P₁V₁=P₂V₂

so P₂= P₁V₁/V₂

P₂="20*120\/30"

P₂= 80kPa

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