Use the standard reaction enthalpies given below to determine ΔH°rxn for the following reaction:
P4(g) + 10 Cl2(g) → 4PCl5(s), ΔH°rxn = ?
Given:
PCl5(s) → PCl3(g) + Cl2(g), ΔH°rxn= +157 kJ
P4(g) + 6 Cl2(g) → 4 PCl3(g), ΔH°rxn = -1207 kJ
1 answer
-1835 kJ