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Which one of the following has \(\Delta ...

Which one of the following has \(\Delta S^{o}\) greater than zero
(A) \(CaO(s)+CO_{2}(g)\rightleftharpoons CaCO_{3}\)(s)
(B) \(NaCl(aq)\rightleftharpoons NaCl(s)\)
(C) \(NaNO_{3}(s)\rightleftharpoons Na^{+}(aq)+NO_{3}^{-}\)(aq)
(D) \(N_{2}(g)+3H_{2}(g)\rightleftharpoons2NH_{3}\)(g)

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