
Concept explainers
(a)
Interpretation:
The
Concept introduction:
An equilibrium constant
For the general acid HA,
The relative strength of an acid and base in water can be also expressed quantitatively with an equilibrium constant as follows:
An equilibrium constant
Percent dissociation can be calculated by using following formula,
The
(a)

Explanation of Solution
Given,
Solution has
The given compound is acid therefore it can donate the proton to the water.
The balance equation is given below,
Therefore,
Construct ICE table:
Initial concentration | 0.035 M | - | 0 | 0 |
Change | -x | + x | + x | |
At equilibrium | 0.035-x | x | x |
The initial concentration is
Let consider,
Assume, x is negligible so
Percent dissociation can be calculated by using following formula,
The
(b)
Interpretation:
The
Concept introduction:
An equilibrium constant
For the general acid HA,
The relative strength of an acid and base in water can be also expressed quantitatively with an equilibrium constant as follows:
An equilibrium constant
Percent dissociation can be calculated by using following formula,
The
(b)

Explanation of Solution
Given,
Solution has
The given compound is acid therefore it can donate the proton to the water.
The balance equation is given below,
Therefore,
Construct ICE table:
Initial concentration | 0.65 M | - | 0 | 0 |
Change | -x | + x | + x | |
At equilibrium | 0.65-x | x | x |
The initial concentration is
Let consider,
Assume, x is negligible so
Percent dissociation can be calculated by using following formula,
The
The
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Chapter 18 Solutions
Chemistry: The Molecular Nature of Matter and Change - Standalone book
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