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Work done in case of free expansion is

This question belongs to Chemical Engineering Chemical Engineering Thermodynamics
Chemical Engineering Thermodynamics
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Work done in case of free expansion is

Answer & Solution
Correct Answer: Option B
Since in case of free expansion external pressure $$\left( {{P_{ext}} = 0} \right)$$   the expansion work done will be zero as $$W = \int {{P_{ext}}dV.} $$
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