Determine which of the following reactions at constant pressure represents surroundings that do work on the system: I. `4NH_(3)(g)+7O_(2)(g)rarr4NO_(2)(g)+6H_(2)O(g)` II. `CO(g)+2H_(2)(g)rarrCH_(3)OH(l)` III. `C(s,"graphite")+H_(2)O(g)rarrCO(g)+H_(2)(g)` IV. `H_(2)OrarrH_(2)O(l)`A. II,IVB. II and IIIC. II,IVD. I and II,IV

Determine which of the following reactions at constant pressure repres

1.	Determine which of the following reactions at constant pressure represents surroundings that do work on the system: I. `4NH_(3)(g)+7O_(2)(g)rarr4NO_(2)(g)+6H_(2)O(g)` II. `CO(g)+2H_(2)(g)rarrCH_(3)OH(l)` III. `C(s,"graphite")+H_(2)O(g)rarrCO(g)+H_(2)(g)` IV. `H_(2)OrarrH_(2)O(l)`A. II,IVB. II and IIIC. II,IVD. I and II,IV
Answer» Correct Answer - D

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