The pH of a 1.0 × 10⁻³ M solution of a weak acid HA is 4.0. The acid dissociation constant Ka is: · ABC26PH0736

Subject: Physical Chemistry · Chapter: Ionic Equilibrium · Topic: Ionic Equilibrium – General · Exam: JAM 2001-2022 · Marks: 2 · Difficulty: Medium

The pH of a $1.0 \times 10^{-3}$ M solution of a weak acid HA is 4.0. The acid dissociation constant $K_a$ is:

(a)$1.0 \times 10^{-3}$

(b)$1.0 \times 10^{-4}$

(c)$1.0 \times 10^{-5}$

(d)$2.0 \times 10^{-5}$

Answer

Answer (as printed): C

Explanation

No explanation was printed for this question.

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