A. What is the pH of a buffer solution that is composed of 50.0 mL of a 0.25M weak base, Phyllis amine (Ph-NH2) combined with 75.0 mL of 0.23 its salt Phyllis chloride (PhCI)? pKb = 4.65 B. Calculate the new pH of this buffer when 0.301 grams of solid sodium hydroxide is added to the solution. Assume there is no change in volume (MM sodium hydroxide = 40.00 g/mol) Show all work on a separate sheet and upload your work. Write your answers in the spaces below: A. The pH of this buffer = B. The new pH =

A. What is the pH of a buffer solution that is composed of 50.0 mL of a 0.25M weak base, Phyllis amine (Ph-NH2) combined with 75.0 mL of 0.23 its salt Phyllis chloride (PhCI)? pKb = 4.65 B. Calculate the new pH of this buffer when 0.301 grams of solid sodium hydroxide is added to the solution. Assume there is no change in volume (MM sodium hydroxide = 40.00 g/mol) Show all work on a separate sheet and upload your work. Write your answers in the spaces below: A. The pH of this buffer = B. The new pH =

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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