In which of the following changes is ∆S negative ?
...In which of the following changes is ∆S negative ?
H2O(l) → H2O(s)
C(s) + 1/2O2,/sub>(g) → CO(g)
PCI5(g) → PCl3(g) + Cl2(g)
NaCl(s) + aq →Na+ (aq) + Cl- (aq)
NH3(g) + HCl(g)
Correct answer is A
No explanation has been provided for this answer.
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