Question

Which reactions has a positive change in entropy.
I. 2 N2(g) + O2(g) → 2 N2O(g)
II. CaCO3(s) → CaO(s) + CO2(g)
III. Zn(s) + 2 HCl(aq) → ZnCl2(aq) + H2(g)

Answer 1

Answer:

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