Chemistry - Ionic Equilibrium Question with Solution | TestHub

ChemistryIonic EquilibriumBuffer solutionMedium2 minQB

ChemistryMediumsingle choice

Buffering action of a mixture of $CH_{3} COOH$ and $CH_{3} COONa$ is maximum when the ratio of salt to acid is equal to

Answer:

Solution:

pH = pKₐ + $lo g \frac{[ S a lt ]}{[ A c i d ]}$

$\frac{[ S a lt ]}{[ A c i d ]} = 1$ , pH = pKₐ.

Buffer action lie pH = pKₐ ± 1.

Stream:JEESubject:ChemistryTopic:Ionic EquilibriumSubtopic:Buffer solution

⏱ 2mℹ️ Source: QB

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