Concept explainers
A solution is made by mixing exactly 500 mL of 0.167 M NaOH with exactly 500 mL 0.100 M HCOOH. Calculate the equilibrium concentrations of

Interpretation:
Theequilibrium concentrations of
Concept introduction:
The
If an anion reacts with water, it is called anionic hydrolysis. If a cation reacts with water, it is called cationic hydrolysis
Answer to Problem 91AP
Solution: The equilibrium concentration of
Explanation of Solution
Given information: The concentration of
The volume of
The concentration of
The volume of
Moles of
Substitute
Moles of
Substitute
Summarize the concentration at equilibrium as follows:
The resulting solution is not a buffer solution.
The volume of the resulting solutionis as follows:
Concentration of
Substitute
Concentration of
Substitute,
Concentration of
Substitute
Concentration of
Substitute
The concentration of
Summarize the concentration at equilibrium as follows.
Consider
The equilibrium expression for a reaction is written as follows:
Here,
Substitute
The value of x is very small as compared to
The concentration of
The equilibrium concentrations are as follows:
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Chapter 17 Solutions
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