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The enthalpy of neutralisation of NH(4)O...

The enthalpy of neutralisation of `NH_(4)OH` and `CH_(3)COOH` is -10.5 kcal `mol^(-1)` and enthalpy of neutralisation of `CH_(3)COOH` with strong base is -12.5 kcal `mol^(-1)`. The enthalpy of ionisation of `NH_(4)OH` will be

A

`"4.0 kcal mol"^(-1)`

B

`"3.0 kcal mol"^(-1)`

C

`"1.2 kcal mol"^(-1)`

D

`"3.2 kcal mol"^(-1)`

Text Solution

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The correct Answer is:
C
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