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Science & Mathematics by Anonymous 2018-05-25 11:04:48
Social Science
A highly concentrated ammonia solution is found to have a pH of 12.08. What is the hydroxide concentration, [OH-(aq)] in mol L-1?
4 answers
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Anonymous
pOH = pKw - pH = 14.00 - 12.08 = 1.92 -log[OH⁻] = pOH log[OH⁻] = -1.92 Then, [OH⁻] = 10⁻¹˙⁹² mol L⁻¹ = 0.0120 mol L⁻¹ (to 3 sig. fig.)
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Anonymous
Yes
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Anonymous
Whatever you do, don't drink it!
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Anonymous
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