Taking the pka for acetic acid as 4.75, calculate the concentration of acetate if 4 g of acetic acid is put into water and the pH adjusted to 6.4. Which buffer substances are commonly used at the following pHs? a. 5 to 6 b. 7 to 8 c. 9 to 10
Taking the pka for acetic acid as 4.75, calculate the concentration of acetate if 4 g of acetic acid is put into water and the pH adjusted to 6.4. Which buffer substances are commonly used at the following pHs? a. 5 to 6 b. 7 to 8 c. 9 to 10
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
Section: Chapter Questions
Problem 15PS: A buffer is composed of formic acid and its conjugate base, the formate ion. (a) What is the pH of a...
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