Determine the pH during the titration of 21.6 mL of 0.406 M hydrocyanic acid (Ka =…

Determine the pH during the titration of 21.6
mL of 0.406 M hydrocyanic acid
(Ka = 4.0_0-10) by
0.429 M NaOH at the following
points.

(a) Before the addition of any NaOH _______

(b) After the addition of 5.30 mL of
NaOH _________

(c) At the half-equivalence point (the titration midpoint)
________

(d) At the equivalence point ________

(e) After the addition of 30.7 mL of
NaOH ________