The pH of a 0.1 M aqueous solution of a weak acid (HA) is 3. What is its degree of dissociation ? | Ionic Equilibrium — Chem-Mantra | Chem-Mantra

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Question

The pH of a 0.1 M aqueous solution of a weak acid (HA) is 3. What is its degree of dissociation ?

Answer: A

💡 Solution & Explanation

HA H + A initial C O O at equilibrium C C C C H C 3 3 10 C pH = 3, H 10 >> 3 1 10 10 >> x 2 10 2 % 10 100 1% x

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