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An insulated vessel contains 1mole of a ...

An insulated vessel contains 1mole of a liquid, molar volume `100mL` at 1bar. When liquid is steeply passed to `100`bar, volume decreases to `99mL`. Find `DeltaH` and `DeltaU` for the process.

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The correct Answer is:
9.8

`DeltaH -DeltaU = Delta(PV) = (P_(2)V_(2) -P_(1)V_(1))=(100 xx 99/1000 -1 xx 100/1000) =100/1000 xx 9.8 = 9.8` L-bar
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