determine-what-happens-to-the-ph-increases-decreases-or-remains-the-same-of-a-bu

Question

Determine what happens to the pH (increases, decreases, or remains the same) of a buffer solution containing equal concentrations of C₆H₇O₇⁻ and C₆H₆O₇²⁻on the addition of each of the following:
(a) K₃C₆H₅O₇
(b) NaBr
(c) C₆H₈O₇
(d) HCl
(e) K₂C₆H₆O₇
(f) NaOH

Accepted Answer

(a) increases(b) remains the same(c) decreases(d) decreases(e) increases(f) increases

Answer

(a) increases(b) remains the same(c) decreases(d) remains the same(e) decreases(f) increases

Answer

(a) increases(b) decreases(c) increases(d) remains the same(e) decreases(f) decreases

Answer

(a) decreases(b) remains the same(c) increases(d) decreases(e) decreases(f) increases