The pH of a 1 × 10⁻⁸ M HCl solution is close to · ABC26PH0739

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

The pH of a $1 \times 10^{-8}$ M HCl solution is close to

(a)8.0

(b)7.1

(c)6.9

(d)6.0

Answer

Answer: C ✓ checked by 4AB · confidence high

Explanation

Including water's H⁺: [H⁺] ≈ 1.05×10⁻⁷, pH ≈ 6.98 — close to 6.9 (c).

Study loop for Ionic Equilibrium

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