At what temperature is the following reaction at equilibrium when all substances are at standard pressure? Assume that entropies and enthalpies of reaction do not vary with temperature.
PCl₃(g) + Cl₂(g) ⇌ PCl₅(g)

Question

At what temperature is the following reaction at  equilibrium when all substances are at standard pressure? Assume that entropies  and enthalpies of reaction do not vary with temperature.
PCl3(g) + Cl2(g)  ⇌ PCl5(g)

Accepted Answer

Correct answer: A.

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