Which of these neutralization reactions has a pH 7 when equal moles of acid and base are mixed? A)CH₃CO₂H(aq)+ LiOH(aq)⇌ H₂O(l)+ LiCH₃CO₂(aq) B)HI(aq)+ C₅H₅N(aq)⇌ C₅H₅NHI(aq) C)HCl(aq)+ LiOH(aq)⇌ H₂O(l)+ LiCl(aq) D)H₂SO₄(aq)+ 2 KOH(aq)⇌2 H₂O(l)+ K₂SO₄(aq)

Question

Which of these neutralization reactions has a pH > 7 when equal moles of acid and base are mixed? A)CH₃CO₂H(aq)+ LiOH(aq)⇌ H₂O(l)+ LiCH₃CO₂(aq) B)HI(aq)+ C₅H₅N(aq)⇌ C₅H₅NHI(aq) C)HCl(aq)+ LiOH(aq)⇌ H₂O(l)+ LiCl(aq) D)H₂SO₄(aq)+ 2 KOH(aq)⇌2 H₂O(l)+ K₂SO₄(aq)

Quizplus · Accepted Answer

The reaction involving CH3COOH (a weak acid) and LiOH (a strong base) results in a solution with a pH greater than 7 because the weak acid does not completely dissociate in water, leading to an excess of OH- ions when neutralized by a strong base.

Which of These Neutralization Reactions Has a PH > 7