For the reaction shown below, which of the following correctly represents a conjugate acid-base pair? HCO2H(aq) + H2O(l)
H3O+(aq) + HCO2−(aq)
A) HCO2H/H3O+
B) HCO2H/H2O
C) H2O/HCO2-
D) H3O+/HCO2-
E) HCO2H/HCO2−
Correct Answer:
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