The OH^- concentration in a 2.5 * 10^-3 M Ba(OH)₂ solution is A) 4.0 * 10^-12 M. B) 2.5 * 10^-3 M. C) 5.0 * 10^-3 M. D) 1.2 * 10^-2 M. E) 0.025 M.

Name: The OH - concentration in a 2.5 * 10 -3 M Ba(OH) 2 solution is A) 4.0 * 10 -12 M. B) 2.5 * 10 -3 M. C) 5.0 * 10 -3 M. D) 1.2 * 10 -2 M. E) 0.025 M.
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Question

Quizplus · Accepted Answer

Ba(OH)₂ is a strong base and dissociates completely in water to give Ba²⁺ and 2OH^- ions. Therefore, the [OH^-] in a 2.5 * 10^-3 M Ba(OH)₂ solution is 2 * 2.5 * 10^-3 M = 5.0 * 10^-3 M.

The OH- Concentration in a 2

The OH^- Concentration in a 2