Concept explainers
In each of the following acid-base reactions, identify the Brønsted acid and base on the left and their conjugate partners on the right.
- (a) C2H5N(aq) + CH3CO2H(aq) ⇄ C5H5NH+(aq) + CH3CO2−(aq)
- (b) N2H4(aq) + HSO4−(aq) ⇄ N2H5+(aq) + SO42−(aq)
- (c) [Al(H2O)6]3+ (aq) + OH−(aq) ⇄ [Al(H2O)5OH]2+ (aq) + H2O+(ℓ)
(a)
Interpretation:
Bronsted acid and base on the left and their conjugate partners on the right has to be identified.
Concept Introduction:
Bronsted –Lowry definitions:
A Bronsted –Lowry acid is a proton donor, it donates a hydrogen ion,
A Bronsted-Lowry base is a proton acceptor, it accepts a hydrogen ion
Bronsted –Lowry conjugate acid-Base pairs:
When an acid is dissolved in water, the acid
Answer to Problem 8PS
From the reaction the Bronsted acid and Bronsted base is as follows.
Explanation of Solution
In the above reaction,
The conjugate base of
The conjugate acid of
Therefore, from the reaction the Bronsted acid and Bronsted base is as follows.
(b)
Interpretation:
Bronsted acid and base on the left and their conjugate partners on the right has to be identified.
Concept Introduction:
Bronsted –Lowry definitions:
A Bronsted –Lowry acid is a proton donor, it donates a hydrogen ion,
A Bronsted-Lowry base is a proton acceptor, it accepts a hydrogen ion
Bronsted –Lowry conjugate acid-Base pairs:
When an acid is dissolved in water, the acid
Answer to Problem 8PS
From the reaction the Bronsted acid and Bronsted base is as follows.
Explanation of Solution
In the above reaction,
The conjugate base of
The conjugate acid of
Therefore, From the reaction the Bronsted acid and Bronsted base is as follows.
(c)
Interpretation:
Bronsted acid and base on the left and their conjugate partners on the right has to be identified.
Concept Introduction:
Bronsted –Lowry definitions:
A Bronsted –Lowry acid is a proton donor, it donates a hydrogen ion,
A Bronsted-Lowry base is a proton acceptor, it accepts a hydrogen ion
Bronsted –Lowry conjugate acid-Base pairs:
When an acid is dissolved in water, the acid
Answer to Problem 8PS
From the reaction the Bronsted acid and Bronsted base is as follows.
Explanation of Solution
In the above reaction,
The conjugate base of
The conjugate acid of
Therefore, form the reaction the Bronsted acid and Bronsted base is as follows.
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Chapter 16 Solutions
Chemistry & Chemical Reactivity
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