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For an isothermal free expansion of an i...

For an isothermal free expansion of an ideal gas,

A

`DeltaS_(sys)gtDeltaS_("surr")`

B

`DeltaS_(sys)ltDeltaS_("surr")`

C

`DeltaS_(sys)=DeltaS_("surr")`

D

`DeltaS_(sys)=-DeltaS_("surr")`

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The correct Answer is:
D
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During an isothermal expansion of an ideal gas

Statement-1 : The amount of heat change during the isothermal free expansion of an ideal gas is zero. Statement-2: There are no intermolecular forces of attraction among the gas molecules, in case of real gas at given pressure.

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TARGET PUBLICATION-CHEMICAL THERMODYNAMICS AND ENERGETICS -EVALUATION TEST
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