Calculate the pH of a titration of 50.00 mL of 0.100 MPhenylacetic acid , Ka = 4.9 x 10-5, with 0.100 M NaOH at thefollowing points:
SHOW ALL WORK IN NEAT DETAIL ON A SEPARATE PAGE. (Be sure towrite chemical equations and Ka or Kb expressions when needed.)
a. (4 Pts) Before any NaOH is added.
b. (4 Pts) After 18.7 mL of NaOH are added.
c. (4 Pts) After 25.00 mL of NaOH are added.
d. (4 Pts) After 50.00 mL of NaOH are added.
e. (4 Pts) After 53.00 mL of NaOH are added.
f. (1 Pt) What is the pKa of the acid (show calculation)?