a.
Interpretation : The pH of the solution is to be found.
Concept Introduction : The negative logarithm of the concentration of hydrogen ions is the pH of a solution. The formula to calculate pH is given as:
a.
Answer to Problem 63A
The pH of the solution is
Explanation of Solution
The concentration of hydroxide ion is
The formula to calculate pH is given as:
The concentration of hydrogen ions is given by rearranging the formula of the ion product constant for water
To calculate the concentration of hydrogen ions, substitute the values in the above formula:
To calculate the pH of the solution, substitute the values in the pH formula:
Since the pH is
b.
Interpretation : The pH of the solution is to be found.
Concept Introduction : The negative logarithm of the concentration of hydrogen ions is the pH of a solution. The formula to calculate pH is given as
b.
Answer to Problem 63A
The pH of the solution is
Explanation of Solution
The concentration of hydrogen ions is
The formula to calculate pH is given as
To calculate the pH of the solution, substitute the values in the above formula:
Since the pH is
Chapter 19 Solutions
Chemistry 2012 Student Edition (hard Cover) Grade 11
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