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Questions  

An open vessel contains a gas at 60°C. To what temperature should the gas be heated so that 1/4th of the mass of gas is expelled ?

a
444°C
b
273°C
c
171°C
d
333°C

detailed solution

Correct option is C

Open vessel P and V constantm∝T−1m1m2=T2T1m3m/4=T2333T2=333×43=444K=171∘C

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