Q. The pH of a solution having H⁺ concentration 10⁻³ M is:

(A) 1
(B) 2
(C) 3
(D) 4

✅ Correct Answer: (C) 3

Explanation: pH = -log[H⁺] = -log(10⁻³) = 3.

Published by Jyoti ⭐ 1.79K Points at 15-Jun-2026 01:42 pm in Chemistry

Explanation by: Jyoti

pH = -log[H⁺] = -log(10⁻³) = 3.

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