Without performing any calculation indic...

Without performing any calculation indicate the process from the following list for which change of entropy will be positive

A

`H_(2)(g) +I_(2)(g) hArr 2HI (g)`

B

`HCl(g) +NH_(3)(g) hArr NH_(4)Cl (s)`

C

`NH_(4)NO_(3)(s)=N_(2)O(g)+2H_(2)O(g)`

D

`MgO(s)+H_(2)(g)=Mg(s)+H_(2)O(l)`
(s = solid, l = liquid, g = gas)

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