What is a conjugate acid or base? Chemistry Acids and Bases Conjugate Acids and Conjugate Bases 1 Answer anor277 Jun 13, 2016 See here! Explanation: The conjugate base of water is #HO^-#. The conjugate acid of water is #H_3O^+#. What is the conjugate base of #HO^-# (this is a real species, but it does not exist in aqueous solution). Answer link Related questions How does a conjugate base differ from the acid hbr? How do you find conjugate base concentration? How do you identify conjugate acid base pairs? What conjugate base(s) will deprotonate water? What is the conjugate acid of #HCO_3^-#? Why is the conjugate base of a strong acid weak? What is the conjugate base of h2so4? Why are weak acids and bases poor electrical conductors? How can I identify conjugate acids and bases? How do strong acids react in water? See all questions in Conjugate Acids and Conjugate Bases Impact of this question 1765 views around the world You can reuse this answer Creative Commons License