At neutral pH (pH = 7): O a. the carboxyl group exists as -COOH and the amino group exists as -NH3+ O b. the carboxyl group exists as -COO- and the amino group exists as -NH3+ O c. the carboxyl group exists as -COO and the amino group exists as -NH2™ O d. the carboxyl group exists as -COOH and the amino group exists as -NH₂ O e. none of the above

Chemistry
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ISBN:9781133611097
Author:Steven S. Zumdahl
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Chapter22: Organic And Biological Molecules
Section: Chapter Questions
Problem 83E
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At neutral pH (pH = 7):
O a. the carboxyl group exists as -COOH and the amino group exists as -NH3+
O b. the carboxyl group exists as -COO and the amino group exists as -NH3*
O the carboxyl group exists as -COO and the amino group exists as -NH₂
O d. the carboxyl group exists as -COOH and the amino group exists as -NH₂
O e. none of the above
Transcribed Image Text:At neutral pH (pH = 7): O a. the carboxyl group exists as -COOH and the amino group exists as -NH3+ O b. the carboxyl group exists as -COO and the amino group exists as -NH3* O the carboxyl group exists as -COO and the amino group exists as -NH₂ O d. the carboxyl group exists as -COOH and the amino group exists as -NH₂ O e. none of the above
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