1.

The enthalpy change under standard condition for which of the reactions below would be equal to the `DeltaH_(f)^(@)` of NaOH(s)?A. `Na(s)+H_(2)O(l)to NaOH(s)+(1)/(2)H_(2)(g)`B. `Na(s)+(1)/(2)O_(2)(g)+(1)/(2)H_(2)(g)to NaOH(s)`C. `Na(s)+(1)/(2)H_(2)O_(2)(l)to NaOH(s)`D. `Na^(+)(aq)+OH^(-)(aq)toNaOH(s)`

Answer» Correct Answer - b


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