Calculate the pH of a .5M solution of the amino acid, aspargine, that was prepared from the form of asparganine that has a net -1 charge. Ka(-COOH) = 6.92x10^-3 and Ka(-NH3+)=1.86x10^-9 A. 4.52 B. 1.23 C. 5.45 D. 11.22 E. 7.93 F. 10.42

Fundamentals Of Analytical Chemistry
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Chapter21: Potentiometry
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Problem 21.9QAP
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Calculate the pH of a .5M solution of the amino acid, aspargine, that was prepared from the form of asparganine that has a net -1 charge. Ka(-COOH) = 6.92x10^-3 and Ka(-NH3+)=1.86x10^-9

A. 4.52

B. 1.23

C. 5.45

D. 11.22

E. 7.93

F. 10.42

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