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Which of the following can be predicted from the law of mass action?
I. At equilibrium, the ratio of concentrations of products to reactants, each raised to a power corresponding to the stoichiometric coefficient in the balanced reaction equation, will have a constant value at a given temperature.
II. The direction of the reaction given values for the reactant and product concentrations and the equilibrium constant.
III. The amounts of products that can be produced from a given amount of reactants.
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