Suppose 1.00 mol of CgH;COOH and 0.500 mol C,H;COONA are added to water and diluted to 1.00 L. The K, of C,H,COOH is 6.3×10-5. a) Calculate the pH of the solution. b) Is the solution in part (a) better at buffering strong acid or strong base? c) Calculate the pH of the resulting solution if 0.10 mol of HCl is added to the solution in part (a).

Chemistry & Chemical Reactivity
9th Edition
ISBN:9781133949640
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter17: Principles Of Chemical Reactivity: Other Aspects Of Aqueous Equilibria
Section17.2: Controlling Ph: Buffer Solutions
Problem 4CYU: Calculate the pH of 0.500 L of a buffer solution composed of 0.50 M formic acid (HCO2H) and 0.70 M...
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Suppose 1.00 mol of C,H,COOH and 0.500 mol C,H,COONA are added to
water and diluted to 1.00 L. The K, of C,H,COOH is 6.3x10-5,
a) Calculate the pH of the solution.
b) Is the solution in part (a) better at buffering strong acid or strong
base?
c) Calculate the pH of the resulting solution if 0.10 mol of HCl is added
to the solution in part (a).
Transcribed Image Text:Suppose 1.00 mol of C,H,COOH and 0.500 mol C,H,COONA are added to water and diluted to 1.00 L. The K, of C,H,COOH is 6.3x10-5, a) Calculate the pH of the solution. b) Is the solution in part (a) better at buffering strong acid or strong base? c) Calculate the pH of the resulting solution if 0.10 mol of HCl is added to the solution in part (a).
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