4. What is the pH of a solution that has a 1:4 ratio of acetate ion to acetic acid? pKa acetic acid = 4.75. A. 0.6 B. 5.
Posted: Sun May 22, 2022 7:57 pm
4. What is the pH of a solution that has a 1:4 ratio of acetate ion to acetic acid? pKa acetic acid = 4.75. A. 0.6 B. 5.4 C. 4.1 D. 0.3 E. 4.8 5. Which ionic form of the amino acid below would predominate at pH 7.0? H2N-CH-C00 I CH2 | COO- H2N-CH-COOH 1 CH2 COOH A. D. + H3N-CH-COO 1 CH2 HIN-CH-COOH - CH2 COOH COO- B. E. HZN-CH-C00 CH2 COOH C. 6. What amino acid is represented in #2 above? A. Asn B. Gin C. Asp D. Glu E. Thr