Question

the pressure of gas having volume 100 Litres originally occupying 75 dm cube at 700 mm pressure..

Answer 1

P1 = 700 ÷760 = 0.921 atm

P1 v1 = p2 v2
P2 = p1 v1 ÷ v2
P2 = 0.921 × 75 ÷ 100
P2 = 0.6907 atm

Or p2 = 0.6907 × 760 = 525 torr


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