Calculate the pH of a buffer solution which contains the weak monoprotic acid, propanoic acid (CH3CH₂COOH), in concentration 0.1 mol/L and sodium propanoate in concentration 0.05 mol/L. K₂ of propanoic acid is 1.26 x 105 mol/L. Give equations to show how the above solution fulfills its buffer function. d) Calculate the pH of the solution after 0.01 moles of NaOH are added to 500 mL of PLEASE MAKE A COMMENT AFTER the solution. e) Calculate the pH of the solution after 0.01 moles of HCI are added to 500 mL of PLEASE MAKE A COMMENT AFTER the solution. f) Calculate the pH after 0.01 moles of NaOH is added to 500 mL of water. PLEASE MAKE A COMMENT AFTER

Calculate the pH of a buffer solution which contains the weak monoprotic acid, propanoic acid (CH3CH₂COOH), in concentration 0.1 mol/L and sodium propanoate in concentration 0.05 mol/L. K₂ of propanoic acid is 1.26 x 105 mol/L. Give equations to show how the above solution fulfills its buffer function. d) Calculate the pH of the solution after 0.01 moles of NaOH are added to 500 mL of PLEASE MAKE A COMMENT AFTER the solution. e) Calculate the pH of the solution after 0.01 moles of HCI are added to 500 mL of PLEASE MAKE A COMMENT AFTER the solution. f) Calculate the pH after 0.01 moles of NaOH is added to 500 mL of water. PLEASE MAKE A COMMENT AFTER

Principles of Modern Chemistry

8th Edition

ISBN:9781305079113

Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Chapter15: Acid–base Equilibria

Section: Chapter Questions

Problem 57P

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