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Standard enthalpy of vaporization of wat...

Standard enthalpy of vaporization of water at `1 atm` pressure and `100°C` is `40.66 kJ mol^(-1)`. The internal energy change of vaporization of 2 moles of water at `100°C` (in kJ) is

A

`36.21`

B

`75.12`

C

`701.2`

D

Zero

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