1.

The heat of formation of H_(2)O(l) is - 68.0 kcal, the heat of formation of H_(2)O(g) is likely to be

Answer»

`- 68.0` kcal
`- 67.4` kcal
80.0 kcal
`- 58.3` kcal

Solution :When `H_(2)O_((L))` is convert to form `H_(2)O_((G))`, HEAT is absorbed hence `DeltaH_(1) gt DeltaH_(2)`.


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