A biochemist working with bacteria requires a culture buffered at a pH of 3.6. Which of the following acid/conjugate base pairs is best for preparing this solution? O HCO2H/KCO2H; Ka = 1.8x10-4 HC2H3O2/NAC2H3O2; Ką = 1.8x1o-5 KH2PO4/K2HPO4; Ka2 = 6.2x10-8 %3D O H2CO3/NaHCO3; Ka1 = 4.5x10-7 %3D
A biochemist working with bacteria requires a culture buffered at a pH of 3.6. Which of the following acid/conjugate base pairs is best for preparing this solution? O HCO2H/KCO2H; Ka = 1.8x10-4 HC2H3O2/NAC2H3O2; Ką = 1.8x1o-5 KH2PO4/K2HPO4; Ka2 = 6.2x10-8 %3D O H2CO3/NaHCO3; Ka1 = 4.5x10-7 %3D
Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter14: Acids And Bases
Section14.8: Acid-base Reactions Of Salts
Problem 14.21CE
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![A biochemist working with bacteria requires a culture buffered at a pH of 3.6. Which
of the following acid/conjugate base pairs is best for preparing this solution?
НCО2Н/КСO2Н; Ка - 1.8х10-4
HC2H3O2/NAC2H3O2; Ka = 1.8x10-5
KH2PO4/K2HP04; Ka2 = 6.2x108
O H2CO3/NAHCO3; Ka1 = 4.5x10-7](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F58e34b7a-1a63-4f47-9def-f0666a842414%2F4cd935d9-0b86-405d-bed0-f752c8d428dd%2F5j3v5a6_processed.png&w=3840&q=75)
Transcribed Image Text:A biochemist working with bacteria requires a culture buffered at a pH of 3.6. Which
of the following acid/conjugate base pairs is best for preparing this solution?
НCО2Н/КСO2Н; Ка - 1.8х10-4
HC2H3O2/NAC2H3O2; Ka = 1.8x10-5
KH2PO4/K2HP04; Ka2 = 6.2x108
O H2CO3/NAHCO3; Ka1 = 4.5x10-7
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