An ammonia solution has a pH of 8.30, what is the [OH^-] in this solution? A) 5.0 × 10^-23 M B) 2.0 × 10^{- 6} M C) 5.0 × 10^-9 M D) 2.0 × 10⁸ M

Name: An ammonia solution has a pH of 8.30, what is the [OH - ] in this solution? A) 5.0 × 10 -23 M B) 2.0 × 10 - 6 M C) 5.0 × 10 -9 M D) 2.0 × 10 8 M
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Question

Quizplus · Accepted Answer

The pH of 8.30 corresponds to a pOH of 14 - 8.30 = 5.70. The [OH⁻] is calculated as 10^(-pOH) = 10^(-5.70) ≈ 2.0 × 10^(-6) M.

An Ammonia Solution Has a PH of 8