three-unknown-acids-were-titrated-against-a-strong-base-and-the-following-ph-val

Question

Three unknown acids were titrated against a strong base and the following pH values were noted when the equivalence points were reached:

Acid 1: 7.23

Acid 2: 9.12

Acid 3: 8.57

Which is the strongest and the weakest acid?

Accepted Answer

Strongest: Acid 1; Weakest Acid 2

Answer

Strongest: Acid 1; Weakest Acid 3

Answer

Strongest: Acid 2; Weakest Acid 3

Answer

Strongest: Acid 3; Weakest Acid 1

Three unknown acids were titrated against a strong base and the following pH values were noted when the equivalence points were reached:Acid 1: 7.23Acid 2: 9.12Acid 3: 8.57Which is the strongest and the weakest acid?