Determine which of the following reaction at constant pressure represent systems that do work on the surrounding environment
(I) `CaO (s) + CO_(2) (g) rarr CaCO_(3) (s)`
(II) `NH_(4)Cl (s) rarr NH_(3) (g) + HCl (g)`
(III) `2NH_(3) (g) rarr N_(2) (g) + 3H_(2) (g)`

Determine which of the following reactions at constant pressure represent systems that do work on the surrounding environment I. Ag^(+) (aq) + Cl^(-) (aq) rarr AgCl(s) II. NH_(4)Cl(s) rarr NH_(3) (g) + HCl (g) III. 2NH_(3)(g) rarr N_(2)(g) + 3H_(2)(g)

Determine which of the following reactions at constant pressure represent systems that do work on the surrounding environment I. Ag^(+) (aq) + Cl^(-) (aq) rarr AgCl(s) II. NH_(4)Cl(s) rarr NH_(3) (g) + HCl (g) III. 2NH_(3)(g) rarr N_(2)(g) + 3H_(2)(g)

Determine which of the following reactions taking place at constant pressure represents system that do work on the surrounding environment (I) Ag^(+)(aq)+Cl^(-)(aq)rarrAgCl(s)" (II) NH_(4)Cl(s)rarrNH_(3)(g)+HCl(g) " (III) 2NH_(3)(g)rarrN_(2)(g)+3H_(2)(g)

Determine which of the following reactions taking place at constant pressure represents system that do work on the surrounding environment Ag^(+)(aq)+Cl^(-)(aq)rarrAgCl(s)" " (II) NH_(4)Cl(s)rarrNH_(3)(g)+HCl(g) " " (III) 2NH_(3)(g)rarrN_(2)(g)+3H_(2)(g)

Determine which of the following reactions taking place at constant pressure represents system that do work on the surrounding environment Ag^(+)(aq)+Cl^(-)(aq)rarrAgCl(s)" " (II) NH_(4)Cl(s)rarrNH_(3)(g)+HCl(g) " " (III) 2NH_(3)(g)rarrN_(2)(g)+3H_(2)(g)

Determine which of the following reactions at constant pressure represent surrounding that do work on the system environment : (P) 4NH_(3)(g) + 7O_(2)(g) to 4 NO_(2) (g) + 6H_(2)O(g) (Q) CO(g)+ 2H_(2)(g) to CH_(3)OH(l) (R) C("s,graphite")+H_(2)O(g) to CO(g)+H_(2)(g) (S) H_(2)O(s) to H_(2)O(l)

For the reaction : 2 NH_(3)(g) rarr N_(2)(g) + 3 H_(2)(g)

Determine which of the following reactions at constant pressure represent surrounding that do work on the system environment : (P) 4NH_(3)(g) + 7O_(2)(g) to 4 NO_(2)+ 6H_(2)O(g) (Q) CO.O(g)+ 2H_(2)(g) to CH_(3)OH(l) (R) C("s,graphite")+H_(2)O(g) to CO(g)+H_(2)(g) (S) H_(2)O(s) to H_(2)O(l)

Determine which of the following reactions at constant pressure represent surrounding that do work on the system environment : (P) 4NH_(3)(g) + 7O_(2)(g) to 4 NO_(2)+ 6H_(2)O(g) (Q) CO.O(g)+ 2H_(2)(g) to CH_(3)OH(l) (R) C("s,graphite")+H_(2)O(g) to CO(g)+H_(2)(g) (S) H_(2)O(s) to H_(2)O(l)