(a)
Interpretation:
The
pH definition:
The concentration of hydrogen ion is measured using
The
On rearranging, the concentration of hydrogen ion
(a)
Answer to Problem 6D.18E
The
Explanation of Solution
The proton transfer equilibrium reaction for the base of
The equilibrium expression for the above reaction is given below.
Initial concentration | 0.015 | 0 | 0 |
Change in concentration | -x | +x | +x |
Equilibrium concentration | 0.015-x | x | x |
The
The equilibrium concentration values obtained in the above table is substituted in the above equation and is given below.
The
The above equation, assume that the x present in
The
The general equilibrium expression to find out the pH of the solution is given below,
Therefore, the calculated
(b)
Interpretation:
The
Concept introduction:
Refer to part (a).
(b)
Answer to Problem 6D.18E
The
Explanation of Solution
The proton transfer equilibrium reaction for the base of
The equilibrium expression for the above reaction is given below.
Initial concentration | 0.086 | 0 | 0 |
Change in concentration | -x | +x | +x |
Equilibrium concentration | 0.086-x | x | x |
The
The equilibrium concentration values obtained in the above table is substituted in the above equation and is given below.
The
The above equation, assume that the x present in
The
The general equilibrium expression to find out the pH of the solution is given below,
Therefore, the calculated
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Chapter 6 Solutions
Chemical Principles: The Quest for Insight
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