9. (a) What is the pH of () 0.10 М КОН (ад) (ii) 0.15 M HNO3(aq) (iii) The solution resulting from the addition of 15 mL of 0.10 M KOH(aq) to 20 mL of 0.15 M HNO:(aq). (b) What is the color of the solutions given (a) when two drops of thymol blue are added? pH < 1.2 pH = 1.2 - 2.8 pH 2.8 8.0 pH = 8.0-9.6 pH > 9.6 %3D %3D Thymol blue Red Orange Yellow Green Blue

9. (a) What is the pH of () 0.10 М КОН (ад) (ii) 0.15 M HNO3(aq) (iii) The solution resulting from the addition of 15 mL of 0.10 M KOH(aq) to 20 mL of 0.15 M HNO:(aq). (b) What is the color of the solutions given (a) when two drops of thymol blue are added? pH < 1.2 pH = 1.2 - 2.8 pH 2.8 8.0 pH = 8.0-9.6 pH > 9.6 %3D %3D Thymol blue Red Orange Yellow Green Blue

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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Concept explainers

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.

Question

(a) What is the pH of
() 0.10 М КОН(ад)
(ii) 0.15 M HN03(aq)
(iii) The solution resulting from the addition of 15 mL of 0.10 M KOH(aq) to 20 mL of
0.15 M HNO:(aq).
(b) What is the color of the solutions given (a) when two drops of thymol blue are added?
pH <1.2
pH 1.2 2.8
pH 2.8 - 8.0
pH = 8.0-9.6 pH > 9.6
%3D
%3D
%3D
Thymol
blue
Red
Orange
Yellow
Green
Blue

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