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Predict which of the following reaction ...

Predict which of the following reaction `(s)` has a positive entropy change?
`I` . `Ag^(+)(aq)+Cl^(-)(aq)rarrAgCl(s)`
`II` . `NH_(4)Cl(s)rarrNH_(3)(g)+HCl(g)`
`III` . `2NH_(3)(g)rarrN_(2)(g)+3H_(2)(g)`

A

I and II

B

III

C

II and III

D

II

Text Solution

Verified by Experts

The correct Answer is:
c
`Deltan_(g)" is "+ve`
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