For $3\mathrm{Fe}(\mathrm{s})+4\mathrm{H}{}_2\mathrm{O}(\mathrm{g})\rightleftharpoons \mathrm{Fe}{}_3\mathrm{O}{}_4(\mathrm{s})+4\mathrm{H}{}_2(\mathrm{g})$, the unit of $K_c$ is

More questions on Heterogeneous equilibria and simultaneous equilibria

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