an ammonia solution has a pH of 8.30, what is the OH- concentration?
回答 (1)
2017-05-04 11:09 pm
pOH = pKw - pH = 14.00 - 8.30 = 5.70
[OH⁻] = 10^(-pH) = 10^(-5.70) M = 2.00 × 10⁻⁶ M
[OH⁻] = 10^(-pH) = 10^(-5.70) M = 2.00 × 10⁻⁶ M
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