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Two moles of helium gas expanded isother...

Two moles of helium gas expanded isothermally and irreversibly at `27^(@)C` from volume `1 dm^(3)` to `1 m^(3)` at constant pressure of 100 k Pa. Calculate the work done.

A

99900 J

B

`-99900 J`

C

`34464.65 J`

D

`-34464.65 J`

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The correct Answer is:
B
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