Which of the following reactions have a positive ΔS rxn?
a) 2 A(g) + B(s) → 3 C(g)
b) 2 A(g) + B(g) → C(g)
c) A(g) + B(g) → C(g)
d) 2 A(g) + 2 B(g) → 5 C(g)
e) More than one of the above
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