Question

Predict whether each of the following reactions contains mostly reactants or products at equilibrium: a. $\mathrm{H}_{3} \mathrm{PO}_{4}(a q)+\mathrm{H}_{2} \mathrm{O}(l) \rightleftarrows \mathrm{H}_{3} \mathrm{O}^{+}(a q)+\mathrm{H}_{2} \mathrm{PO}_{4}^{-}(a q)$ b. $\mathrm{CO}_{3}{ }^{2-}(a q)+\mathrm{H}_{2} \mathrm{O}(l) \rightleftarrows \mathrm{OH}^{-}(a q)+\mathrm{HCO}_{3}^{-}(a q)$ c. $\mathrm{HS}^{-}(a q)+\mathrm{F}^{-}(a q) \rightleftarrows \mathrm{HF}(a q)+\mathrm{S}^{2-}(a q)$

          Predict whether each of the following reactions contains mostly reactants or products at equilibrium:
a. $\mathrm{H}_{3} \mathrm{PO}_{4}(a q)+\mathrm{H}_{2} \mathrm{O}(l) \rightleftarrows \mathrm{H}_{3} \mathrm{O}^{+}(a q)+\mathrm{H}_{2} \mathrm{PO}_{4}^{-}(a q)$
b. $\mathrm{CO}_{3}{ }^{2-}(a q)+\mathrm{H}_{2} \mathrm{O}(l) \rightleftarrows \mathrm{OH}^{-}(a q)+\mathrm{HCO}_{3}^{-}(a q)$
c. $\mathrm{HS}^{-}(a q)+\mathrm{F}^{-}(a q) \rightleftarrows \mathrm{HF}(a q)+\mathrm{S}^{2-}(a q)$

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Added by Megan S.

Chemistry: Structure and Properties

Nivaldo Tro 2nd Edition

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Solved by Expert David Collins

05/02/2022

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$\mathrm{H}_{3} \mathrm{PO}_{4}(a q)+\mathrm{H}_{2} \mathrm{O}(l) \rightleftarrows \mathrm{H}_{3} \mathrm{O}^{+}(a q)+\mathrm{H}_{2} \mathrm{PO}_{4}^{-}(a q)$ This reaction involves the ionization of a weak acid (H3PO4) in water. At equilibrium, the reaction will Show more…

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Predict whether each of the following reactions contains mostly reactants or products at equilibrium: a. $\mathrm{H}_{3} \mathrm{PO}_{4}(a q)+\mathrm{H}_{2} \mathrm{O}(l) \rightleftarrows \mathrm{H}_{3} \mathrm{O}^{+}(a q)+\mathrm{H}_{2} \mathrm{PO}_{4}^{-}(a q)$ b. $\mathrm{CO}_{3}{ }^{2-}(a q)+\mathrm{H}_{2} \mathrm{O}(l) \rightleftarrows \mathrm{OH}^{-}(a q)+\mathrm{HCO}_{3}^{-}(a q)$ c. $\mathrm{HS}^{-}(a q)+\mathrm{F}^{-}(a q) \rightleftarrows \mathrm{HF}(a q)+\mathrm{S}^{2-}(a q)$

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