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The work done on the system when one mol...

The work done on the system when one mole of an ideal gas is compressed isothermally to a final volume of `0.01 m^(3)` at constant external pressure of 5 bar is 20 kJ. What is initial volume of the gas?

A

`0.05 m ^(3)`

B

`0.025 m ^(3)`

C

`0.04 m ^(3)`

D

`0.03 m ^(3)`

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