The value of for dissociation of is

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

Problem

The value of KPK_P for dissociation of 2HI⇌H2+I22HI \rightleftharpoons H_2 + I_2 is 1.84×10−21.84 \times 10^{-2}. If the equilibrium concentration of H2H_2 is 0.4789 mol litre−10.4789 \text{ mol litre}^{-1}, calculate the concentration of HI at equilibrium.

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