The amino acid histidine has ionizable groups with pK, values of 1.8, 6.0, and 9.2, as shown. COOH COO COO coo H,N-CH H,
Posted: Mon May 23, 2022 2:01 am
The amino acid histidine has ionizable groups with pK, values of 1.8, 6.0, and 9.2, as shown. COOH COO COO coo H,N-CH H,N-CH H,N-CH H,N-CH CH₂ CH₂ 1.8 9.2 6.0 pk CH lonizable -COOH-COO NHANH, group -HisH -His A biochemist makes up 100 mL of a 0.15 M solution of histidine at a pH of 5.4. She then adds 60 m L of 0.10 M HCI. What is the pH of the resulting solution? 2.4 pH = Incorrect CH, H CH, H N