In the Reaction: 2H₂O(l) $\leftrightharpoons$ H₃O⁺(aq) + OH^- (Aq) the Conjugate Acid-Base Pairs Are
A)

Multiple Choice

In the reaction: 2H₂O(l) $\leftrightharpoons$ H₃O⁺(aq) + OH^- (aq) the conjugate acid-base pairs are

A) pair 1: H₂O and H₂O; pair 2: H₃O⁺ and OH^-
B) pair 1: H₃O⁺ and OH^-; pair 2: H₃O⁺ and H₂O
C) pair 1: H₃O⁺ and OH^-; pair 2: OH^- and H₂O
D) pair 1: H₂O and OH^-; pair 2: H₂O and H₃O⁺
E) pair 1: H₃O⁺ and HO^-: pair 2: OH^- and H₃O⁺