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Which of the following chemical reactions is most likely to have the largest equilibrium constant K? A. CH3COOH(aq) + H2O(l) CH3COO- (aq) + H3O+(aq) B. HCl(aq) + H2O(l) H3O+(aq) + Cl-(aq) C. H3PO4(aq)
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Which of the following chemical reactions is most likely to have the largest equilibrium constant K?

A. CH3COOH(aq) + H2O(l) CH3COO- (aq) + H3O+(aq)
B. HCl(aq) + H2O(l) H3O+(aq) + Cl-(aq)
C. H3PO4(aq) + NH3(aq) H2PO4-(aq) + NH4+(aq)
D. CH3COO- (aq) + H2O(l) CH3COOH(aq) + OH-(aq)

User Pievis
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Answer:

The answer to this question is HCl(aq) + H2O(l) = H3O+(aq) + Cl-(aq). HCl is considered a strong acid meaning it is 100% ionized in solution. The equilibrium constant is therefore very large.

User Karpak
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