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Which of the following reaction would have a positive ∆S? NaClO3(s) → Na+(aq) + ClO3‒(aq) 2...

Which of the following reaction would have a positive ∆S?

NaClO3(s) → Na+(aq) + ClO3‒(aq)

2 K(s) + F2(g) → 2 KF(s)

2 NO(g) + O2(g) → 2NO2(g)

NH3(g) + HBr(g) → NH4Br(s)

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