(a)
Interpretation: The amount of hydrogen peroxide,
Concept Introduction: The concentration of solute in an aqueous solution is expressed by using the term volume percentage. Volume percentage is the ratio of the volume of a solute to the total volume of the solution and then multiplied by a hundred to make the value in percentage.
The formula used for the determination of concentration or volume percentage is,
(a)
Answer to Problem 89A
The amount of hydrogen peroxide present in a
Explanation of Solution
The volume percentage of a solution details the ratio of the volume of solute and the total volume of solution.
So, a 3%
For a
That is,
(b)
Interpretation: The molarity of a
Concept Introduction: Molarity is the ratio of the number of moles of solute to the volume of solution in liters. It is denoted by
The expression for moles is as follows:
The expression for molarity is as follows:
(b)
Answer to Problem 89A
The molarity of the
Explanation of Solution
Molar mass of
Substitute,
Convert
Substitute,
So, the molarity of the
Chapter 16 Solutions
Chemistry 2012 Student Edition (hard Cover) Grade 11
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