Answered: Which of the following aqueous…

Which of the following aqueous solutions will have the highest pH? 0.1 M CH3COOH = 4.7 0.1 M CuCl2 0.1 M HBrO 0.1 M HF 0.1 M HCN A. B. C. D. E. pka: pka = 7.5 pka = 8.6 pKa = 3.5 pka = 9.3

Chemistry: Principles and Practice

3rd Edition

ISBN:9780534420123

Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer

Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer

Chapter15: Solutions Of Acids And Bases

Section: Chapter Questions

Problem 15.91QE

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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

100%

The answer is E. Please explain. Thanks.

Which of the following aqueous solutions will have the highest pH?
0.1 M CH3COOH
pka = 4.7
0.1 M CuCl2
pka = 7.5
0.1 M HBrO
pka = 8.6
0.1 M HF
pKa = 3.5
0.1 M HCN
pka = 9.3
<BUDE
A.
B.
C.
D.
E.

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Step 1: Ostwald's dilution law!

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Step 2: Derivation of the formula required to calculate the pH!

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Step 3: Finding out the pH of copper chloride solution!

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Step 4: Finding out the pH of HBrO solution!

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Step 5: Finding out the pH of HF solution!

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Step 6: Finding out the pH of acetic acid solution!

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Step 7: Finding out the pH of HCN solution!

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