Question 2 please O left; decreaseQUESTION 2Which of the following is the best buffer at neutral pH (pH 7.0)?O Water, pKa = 14O Phosphoric acid, pKa1 = 2.15; pKa2 = 7.2; pKa3 = 12.35%3D%3D%3D%3DCarbonic acid, pKa1 = 3.6; pKa2 = 10.3%3DO Acetic acid, pKa = 4.76%3DQUESTION 3The pH of black tea is 5.5, while the pH of Coke is 2.5. Which of the following correctlyrelative H* concentrations in coffee and Coke?The HT concentration of tea is 1000x that of Coke.

Buffer solution are the solution which resist the change in pH on addition of small amount of acid…

QUESTION 2 Which of the following is the best buffer at neutral pH (pH 7.0)? Water, pKa = 14 %3D O Phosphoric acid, pKa1 = 2.15; pKa2 = 7.2; pKa3 = 12.35 %3D %3D Carbonic acid, pKa1 = 3.6; pKa2 = 10.3 %3D O Acetic acid, pKa = 4.76

QUESTION 2 Which of the following is the best buffer at neutral pH (pH 7.0)? Water, pKa = 14 %3D O Phosphoric acid, pKa1 = 2.15; pKa2 = 7.2; pKa3 = 12.35 %3D %3D Carbonic acid, pKa1 = 3.6; pKa2 = 10.3 %3D O Acetic acid, pKa = 4.76

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

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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