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A container with insulating walls is divided into equal parts by a partition fitted with a valve. One part is filled with an ideal gas at a pressure P and temperature T, whereas the other part is completely evacuated. If the valve is suddenly opened, the pressure and temperature of the gas will be ?

A container with insulating walls is divided into equal parts by a partition fitted with a valve. One part is filled with an ideal gas at a pressure P and temperature T, whereas the other part is completely evacuated. If the valve is suddenly opened, the pressure and temperature of the gas will be ?

Grade:11

1 Answers

Saksham
13 Points
6 years ago
As it is a free expansion, the temperature remains the same.Now, P1 V1=P2 V2 PV/2=P2 V P2=P/2 Initially the volume is V/2 and after the valve is opened, the volume becomes V.

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