For Which of the Following Equilibria Does K_c Correspond to the Acid-Ionization

question 68

Multiple Choice

For which of the following equilibria does K_c correspond to the acid-ionization constant,K_a,of HCO₃^-?

• A)HCO₃^-(aq)+ OH^-(aq) CO₃^2-(aq)+ H₂O(l)
• B)H₂CO₃(aq)+ H₂O(l) HCO₃^-(aq)+ H₃O⁺(aq)
• C)HCO₃^-(aq)+ H₂O(l) H₂CO₃(aq)+ OH^-(aq)
• D)HCO₃^-(aq)+ H₃O⁺(aq) H₂CO₃(aq)+ H₂O(l)
• E)HCO₃^-(aq)+ H₂O(l) CO₃^2-(aq)+ H₃O⁺(aq)

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