For the lactic acid solution which has the total molar analytical concentration (CT = CHA + CA) 0.120 M, if do is 0.640, what is the pH of this solution? (Ka lactic acid: 1.38x10-4) A. 2.61 B. 1.28 C. 3.30 D. 3.61 E. 5.00

Chemistry: Principles and Reactions
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ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:William L. Masterton, Cecile N. Hurley
Chapter14: Equilibria In Acid-base Solutions
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For the lactic acid solution which has the total molar analytical concentration (CT = CHA + CA)
0.120 M, if dois 0.640, what is the pH of this solution? (Ka lactic acid: 1.38x104)
A. 2.61
B. 1.28
C. 3.30
D. 3.61
E. 5.00
Transcribed Image Text:For the lactic acid solution which has the total molar analytical concentration (CT = CHA + CA) 0.120 M, if dois 0.640, what is the pH of this solution? (Ka lactic acid: 1.38x104) A. 2.61 B. 1.28 C. 3.30 D. 3.61 E. 5.00
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