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Chemistry, 16.11.2020 03:20 star296

Use the standard reaction enthalpies given below to determine ΔH°rxn for the following reaction: P4(g) + 10 Cl2(g) → 4 PCl5(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

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