The pKa for Bis-Tris buffer is 6.5. What is the concentration of Bis-Tris Base if the pH is 6.9 and the concentration of Tris Acid is 4 mM (4x10-3M)?

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 4RC: 4. To prepare a buffer containing CH3CO2H and NaCH3CO2 and having a pH of 5, the ratio of the...
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The pKa for Bis-Tris buffer is 6.5. What is the concentration of Bis-Tris Base if the pH is 6.9 and the
concentration of Tris Acid is 4 mM (4x10-3M)?

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