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(Solved by Expert Tutors) Second time posting this question first time the person gave the wrong


Muscles may ache after strenuous exercise because lactic acid is formed faster than it is metabolized to CO2 and H2O. What is the pH of the fluid in muscle when the lactic acid concentration reaches 1.0 x 10-3 molL-1. Ka (Lactic acid) = 8.4 x 10-4 [6]

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b) A 0.200 g sample of a solid monoprotic acid is dissolved in water to produce 15.00 mL of solution in which [H+] is 2.20 x 10-3 M. When this solution is titrated, it takes 16.82 mL of 0.100 M NaOH to reach the equivalence point. Determine the molar mass of this acid.

 


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Apr 19, 2020

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