
Concept explainers
(a)
Interpretation:
The concentration of H+ ion and the pH of the solutions have to be calculated.
Concept Introduction:
For all strong monobasic acids, the concentration of the acid is the concentration of
For strong dibasic acid, the concentration of
The acidity or alkalinity of a solution is expressed by determining pH of the solution. pH of a solution is defined as negative logarithm of the concentration of
(a)

Answer to Problem 41A
[
Explanation of Solution
For all strong monobasic acids, the concentration of the acid is the concentration of
For strong dibasic acid, the concentration of
Concentration of H2SO4 solution = 1.50 M
[
Thus, pH of H2SO4 solution is -0.477.
(b)
Interpretation:
The concentration of H+ ion and the pH of the solutions have to be calculated.
Concept Introduction:
For all strong monobasic acids, the concentration of the acid is the concentration of
For strong dibasic acid, the concentration of
The acidity or alkalinity of a solution is expressed by determining pH of the solution. pH of a solution is defined as negative logarithm of the concentration of
(b)

Answer to Problem 41A
[H+] in HBr solution is 9.47 × 10-4 M and PH of HBr solution is 3.02.
Explanation of Solution
For all strong monobasic acids, the concentration of the acid is the concentration of
For strong dibasic acid, the concentration of
Concentration of HBr solution = 9.47 × 10-4 M
[
Thus, pH of HBr solution is 3.02.
(c)
Interpretation:
The concentration of H+ ion and the pH of the solutions have to be calculated.
Concept Introduction:
For all strong monobasic acids, the concentration of the acid is the concentration of
For strong dibasic acid, the concentration of
The acidity or alkalinity of a solution is expressed by determining pH of the solution. pH of a solution is defined as negative logarithm of the concentration of
(c)

Answer to Problem 41A
Concentration of
Explanation of Solution
For all strong monobasic acids, the concentration of the acid is the concentration of
For strong dibasic acid, the concentration of
Concentration of HNO3 solution = 1.63× 10-3 M
[H+] in HNO3 solution = 1.63 × 10-3M
Thus, pH of HNO3 solution is 2.79.
(d)
Interpretation:
The concentration of H+ ion and the pH of the solutions have to be calculated.
Concept Introduction:
For all strong monobasic acids, the concentration of the acid is the concentration of
For strong dibasic acid, the concentration of
The acidity or alkalinity of a solution is expressed by determining pH of the solution. pH of a solution is defined as negative logarithm of the concentration of
(d)

Answer to Problem 41A
[
Explanation of Solution
For all strong monobasic acids, the concentration of the acid is the concentration of
For strong dibasic acid, the concentration of
Concentration of HCl solution = 5.58× 10-2 M
[
The pH of HCl solution is 1.25.
Chapter 16 Solutions
World of Chemistry, 3rd edition
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