228- Considering the equilibrium reaction: $\mathrm{FeO(s) + CO(g) \rightleftharpoons Fe(s) + CO_2(g)}$, which occurs at a certain temperature in a closed vessel of one liter, and starting from one mole of each reactant, if the mole fraction of CO gas is 0.5 at equilibrium, the equilibrium constant and the amount of $\mathrm{Fe(s)}$ present at equilibrium, how many grams? (Read the options from right to left.) $$(\mathrm{Fe = 56\ g.mol^{-1}})$$ (1) $5/32\ ,\ 0/95$ (2) $53/2\ ,\ 0/95$ (3) $5/32\ ,\ 19$ (4) $53/2\ ,\ 19$
\textbf{228-} Considering the equilibrium reaction: $\mathrm{FeO(s) + CO(g) \rightleftharpoons Fe(s) + CO_2(g)}$, which occurs at a certain temperature in a closed vessel of one liter, and starting from one mole of each reactant, if the mole fraction of CO gas is 0.5 at equilibrium, the equilibrium constant and the amount of $\mathrm{Fe(s)}$ present at equilibrium, how many grams? (Read the options from right to left.)
$$(\mathrm{Fe = 56\ g.mol^{-1}})$$
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(1) $5/32\ ,\ 0/95$ \hspace{1.5cm} (2) $53/2\ ,\ 0/95$ \hspace{1.5cm} (3) $5/32\ ,\ 19$ \hspace{1.5cm} (4) $53/2\ ,\ 19$
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