Calculate the pOH of a solution that contains 7.8 × 10^-6 M OH⁻ at 25°C. A) 1.28 B) 5.11 C) 12.72 D) 8.89 E) 9.64

Name: Calculate the pOH of a solution that contains 7.8 × 10 -6 M OH⁻ at 25°C. A) 1.28 B) 5.11 C) 12.72 D) 8.89 E) 9.64
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Quizplus · Accepted Answer

The pOH of a solution is calculated using the formula pOH = -log[OH⁻], where [OH⁻] is the concentration of hydroxide ions. For a concentration of 7.8 × 10^-6 M OH⁻, pOH = -log(7.8 × 10^-6) = 5.11.

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