Thermodynamics Question 200

Question: One mole of O2 gas having a volume equal to 22.4 litres at 0oC and 1 atmospheric pressure in compressed isothermally so that its volume reduces to 11.2 litres. The work done in this process is

[MP PET 1993; BVP 2003]

Options:

A) 1672.5 J

B) 1728 J

C) 1728J

D) 1572.5 J

Show Answer

Answer:

Correct Answer: D

Solution:

W=μRTlogeV2V1=1×8.31×(273+0)loge(22.411.2)

=8.31×273×loge2

=1572.5J [

loge2=0.693 ]



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