Calculate the concentration of OH⁻ in a solution that contains 3.9 × 10^-4 mol L^-1 H₃O⁺ at 25 °C. Also identify the solution as acidic, basic, or neutral. A) 2.6 × 10^-11 mol L^-1, acidic B) 2.6 × 10^-11 mol L^-1, basic C) 3.9 × 10^-4 mol L^-1, neutral D) 2.7 × 10^-2 mol L^-1, basic E) 2.7 × 10^-2 mol L^-1, acidic

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Quizplus · Accepted Answer

The concentration of OH⁻ can be calculated using the ion product of water, Kw = [H₃O⁺][OH⁻] = 1.0 × 10⁻¹⁴ at 25 °C. Solving for [OH⁻] gives 2.6 × 10⁻¹¹ mol L⁻¹. Since [H₃O⁺] > [OH⁻], the solution is acidic.

Calculate the Concentration of OH⁻ in a Solution That Contains