Two moles of helium gas expanded isothermally and irreversible at $27^{0} C$ form volume $1 d m^{3}$ to $1 m^{3}$ at a constant pressure of $100 K P a .$ Calculate the work done.

999 J

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99900 J

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35464.65 J

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34465.65 J

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Solution

The correct option is C 99900 J
Work done (W) $= P Δ V$

$= P (V_{2} - V_{1})$

$= 10^{5} (1 - 10^{- 3})$

Work done (W) $= 99900 J$

Hence, the correct option is $B$

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