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A sample of liquid in a thermally insula...

A sample of liquid in a thermally insulated container is stirred for 1h by a mechanical attachment to a motor in the surroundings, which of the following thermodynamic quantity for the system is zero ?

A

Work (W)

B

Change in internal energy `(DeltaE)`

C

Change in enthalpy `(DeltaH)`

D

None of the above

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The correct Answer is:
D
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