A lactic acid/sodium lactate (HC3H5O3/NAC3H5O3) buffer is prepared to 0.104 mol L-1 HC3H5O3 and 7.82x10-2 mol L-1 NAC3H5O3. The Ka for lactic acid is 1.4x10-4. What is the pH of the buffer solution?
A lactic acid/sodium lactate (HC3H5O3/NAC3H5O3) buffer is prepared to 0.104 mol L-1 HC3H5O3 and 7.82x10-2 mol L-1 NAC3H5O3. The Ka for lactic acid is 1.4x10-4. What is the pH of the buffer solution?
Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter15: Additional Aqueous Equilibria
Section: Chapter Questions
Problem 93QRT: When 40.00 mL of a weak monoprotic acid solution is titrated with 0.100-M NaOH, the equivalence...
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![A lactic acid/sodium lactate (HC3H5O3/NAC3H5O3) buffer is prepared to 0.104 mol L-1 HC3H5O3 and 7.82x10-2 mol L-1 NaC3H5O3. The Ka for lactic acid is 1.4x10-4. What is the
pH of the buffer solution?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd6697c79-d5f6-4965-ae9d-6d22c21a2cac%2F1e30ee27-533e-49da-8aec-e82377b35968%2Flvhzna8_processed.jpeg&w=3840&q=75)
Transcribed Image Text:A lactic acid/sodium lactate (HC3H5O3/NAC3H5O3) buffer is prepared to 0.104 mol L-1 HC3H5O3 and 7.82x10-2 mol L-1 NaC3H5O3. The Ka for lactic acid is 1.4x10-4. What is the
pH of the buffer solution?
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