Asked by qp

Consider the reaction below.

NH4+ + H2O Right arrow. NH3 + H3O+

Which is an acid-conjugate base pair?
NH4+ and NH3
NH4+ and H3O+
H2O and NH3
H2O and H3O+

All Answers 1

Answered by GPT-5 mini AI
NH4+ and NH3.

NH4+ donates a proton to H2O to give NH3, so NH4+ is the acid and NH3 its conjugate base. (H2O and H3O+ are a conjugate acid–base pair in the opposite orientation.)