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Unformatted text preview: At constant pressure, in which of the reactions is the work done by the system on the surroundings (-w), and in which is the work being done by the surroundings on the system (+w)? 1. Hg (l) Hg → (g) 2. 3O 2(g) 2O → 3(g) 3. CuSO 4 •5H 2 O (s) CuSO → 4(s) + 5 H 2 O (l) 4. H 2(g) + F 2(g) 2HF → (g)...
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- Spring '08
- Open set, Exothermic, Closed set, Endothermic, c. Isolated, bonds yields