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The value of Kc for the reaction of hydrofloric acid in water to make the aqueous...

The value of Kc for the reaction of hydrofloric acid in water to make the aqueous hydronium ion and aqueous fluoride ion is 0.00001506. The concentration of HF(aq) is 1.2470 M with no products. What is the equilibrium concentration (in M) of the hydronium ion?

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