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NH(4)CI(s) + aq rarr NH(4)^(+)(aq) + CI^...

`NH_(4)CI(s) + aq rarr NH_(4)^(+)(aq) + CI^(-1)(aq)`
`DeltaH=+15.1 KJ mol^(-1) NH_(4)CI(s)` dissolves in water according to above equation

A

Dissolution of `NH_(4) CI(s)` in water in a spontaneous reverssible process

B

Gibbs free energy and entropy both are negative.

C

Above process is reverssible in which driving force for dissolution is increasing in entropy

D

`DeltaG, DeltaH` and `DeltaS` all are positive.

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The correct Answer is:
C
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