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A simple of 0.1 g of water at 100 ^...

A simple of 0.1 g of water at `100 ^(@)C ` and normal pressure `( 1.013 xx 10 ^(5) N*m ^(-2))` requires 54 cal of heat energy to convert to steam at `100 ^(@)C` . If the volume of the steam produced is `167.1 c c`, the change in internal energy of the sample , is

A

`42.2 J `

B

`208.7J`

C

`104.3 J`

D

`84.5J`

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