During exercise when the body lacks an adequate supply of oxygen to support energy production, the pyruvate that is produced from the breakdown of glucose is converted into lactate. High lactate levels can lead to acidity in the muscle cells as some of the lactate hydrolyzes to lactic acid. The dissociation of lactic acid to lactate is shown in the reaction. Lactic acid has a pk, of 3.86. + H* OH OH OH Lactic acid Lactate A solution containing a mixture of lactic acid and lactate was found to have a pH of 4.01. Calculate the ratio of the lactate concentration to the lactic acid concentration in this solution. [lactate] [lactic acid]

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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During exercise when the body lacks an adequate supply of oxygen to support energy production, the pyruvate that is produced
from the breakdown of glucose is converted into lactate. High lactate levels can lead to acidity in the muscle cells as some of the
lactate hydrolyzes to lactic acid.
The dissociation of lactic acid to lactate is shown in the reaction. Lactic acid has a pk, of 3.86.
+ H*
HO
OH
OH
Lactic acid
Lactate
A solution containing a mixture of lactic acid and lactate was found to have a pH of 4.01. Calculate the ratio of the lactate
concentration to the lactic acid concentration in this solution.
[lactate]
[lactic acid]
Transcribed Image Text:During exercise when the body lacks an adequate supply of oxygen to support energy production, the pyruvate that is produced from the breakdown of glucose is converted into lactate. High lactate levels can lead to acidity in the muscle cells as some of the lactate hydrolyzes to lactic acid. The dissociation of lactic acid to lactate is shown in the reaction. Lactic acid has a pk, of 3.86. + H* HO OH OH Lactic acid Lactate A solution containing a mixture of lactic acid and lactate was found to have a pH of 4.01. Calculate the ratio of the lactate concentration to the lactic acid concentration in this solution. [lactate] [lactic acid]
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