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Calculate the pH of a titration of 50.00 mL of 0.100 M Phenylacetic acid , Ka...

Calculate the pH of a titration of 50.00 mL of 0.100 M Phenylacetic acid , Ka = 4.9 x 10-5, with 0.100 M NaOH at the following points:

SHOW ALL WORK IN NEAT DETAIL ON A SEPARATE PAGE. (Be sure to write 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)?

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Expert Solution

queen_honey_blossom answered 1 year ago
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