Kc for the reaction H2(g) + Br2(g) ⇌ 2 HBr(g) at 400 K is 3.5 × 10^8

CHEMISTRY · Subjective · A Level · Chemistry · Chemical equilibria (Le Chatelier’s principle and Kc) · Chemical equilibria (Le Chatelier’s principle and Kc)

Problem

Kc for the reaction H2(g) + Br2(g) ⇌ 2 HBr(g) at 400 K is 3.5 × 10^8. State which species—reactants or products—are present in much greater concentration at equilibrium.

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