For the equilibrium H₂(g) ⇌ 2 H(g) at a certain temperature, Kc = 4.00

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

Problem

For the equilibrium H₂(g) ⇌ 2 H(g) at a certain temperature, Kc = 4.00. Which particle distribution in a fixed-volume container is most consistent with this value of Kc? (a) 4 H2 molecules and 8 H atoms4\ \text{H}_2\text{ molecules and }8\ \text{H atoms} (b) 1 H2 molecule and 2 H atoms1\ \text{H}_2\text{ molecule and }2\ \text{H atoms} (c) 1 H2 molecule and 4 H atoms1\ \text{H}_2\text{ molecule and }4\ \text{H atoms} (d) 4 H2 molecules and 1 H atom4\ \text{H}_2\text{ molecules and }1\ \text{H atom}

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