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Question 26

From Chemistry HL Paper 1 (May 2024, TZ2)

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  1. 1.2 mol of X are mixed with 0.6 mol of Y and allowed to reach equilibrium in a 1.0 dm3 container at a certain temperature.
    2X(g) + Y(g) ⇌ 2Z(g)
    There was 1.0 mol of Z present in the container at equilibrium.
    What is the value of Kc at this temperature?