Consider the titration of 100.0 mL of 0.200 M acetic acid (Ka = 1.8 10-5) by 0.100 M KOH. Calculate the pH of the resulting solution after the following volumes of KOH have been added. Enter all answers to two decimal places.
(a) 0.0 mL
(b) 50.0 mL
(c) 100.0 mL
(d) 150.0 mL
(e) 200.0 mL
(f) 250.0 mL