If the pKa for formic acid is 3.75 the ratio of formate (A) to formic acid (HA) at pH 4.15 is 5:1. The pH of 1 liter of water to which is added 10 mL of 5.0 M HCI is 1.3. If an acid has a pka of 4.76 the Ka = 0.00001.

If the pKa for formic acid is 3.75 the ratio of formate (A) to formic acid (HA) at pH 4.15 is 5:1. The pH of 1 liter of water to which is added 10 mL of 5.0 M HCI is 1.3. If an acid has a pka of 4.76 the Ka = 0.00001.

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

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