Question: Predict whether the entropy change is positive or negative for each of these reactions: (a) Zn(s) + 2HCl(aq) ZnCl2(aq) + H2(g) positive negative (b) O(g)

Predict whether the entropy change is positive or negative for each of these reactions: (a) Zn(s) + 2HCl(aq) ZnCl2(aq) + H2(g) positive negative (b) O(g) + O(g) O2(g) positive negative (c) NH4NO3(s) N2O(g) + 2H2O(g) positive negative

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