Question

For which of the following equilibria does Kccorrespond to the acid-ionization constant, Ka,of HC2O4-?
A) HC2O4-(aq) + H2O(l) H2C2O4(aq) + OH-(aq)
B) H2C2O4(aq) + H2O(l) H3O+(aq) + HC2O4-(aq)
C) HC2O4-(aq) + H2O(l) H3O+(aq) + C2O42-(aq)
D) HC2O4-(aq) + OH-(aq) C2O42-(aq) + H2O(l)
E) HC2O4-(aq) + H3O+(aq) H2C2O4(aq) + H2O(l)

Answer

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