Calculate the pH of a 0.154 M solution of ethylenediamine (H2NCH2CH2NH2). The pKa values for the acidic form of ethylenediamine (H3 NCH, CH, NH) are 6.848 (pKa1) and 9.928 (pKa2). pH = 11.51 Correct Answer Calculate the concentration of each form of ethylenediamine in this solution at equilibrium. 4.12 x10-3 [H2NCH2CH2NH3] = = Incorrect Answer [HNCH2CH2NH3] = 7.05 x10-8 Correct Answer M M
Calculate the pH of a 0.154 M solution of ethylenediamine (H2NCH2CH2NH2). The pKa values for the acidic form of ethylenediamine (H3 NCH, CH, NH) are 6.848 (pKa1) and 9.928 (pKa2). pH = 11.51 Correct Answer Calculate the concentration of each form of ethylenediamine in this solution at equilibrium. 4.12 x10-3 [H2NCH2CH2NH3] = = Incorrect Answer [HNCH2CH2NH3] = 7.05 x10-8 Correct Answer M M
Chapter15: Complex Acid/base Systems
Section: Chapter Questions
Problem 15.16QAP
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