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ThermodynamicsMCQ

Consider the following reactions I 2 NO2(g) → N2(g) + 2 O2(g) II 2 IBr(g) → I2(s) + Br2(l) For whichThermodynamics Chemistry Question

Question

Consider the following reactions
I 2 NO2(g) → N2(g) + 2 O2(g)
II 2 IBr(g) → I2(s) + Br2(l)
For which reaction is ΔS° < 0?

A.

I only

B.

II only

✓ Correct
C.

Both I and II

D.

Neither I nor II

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