ChemistryAcids, bases and saltsJAMB
Find the pH of a 0.001 mol/dm³ solution of sodium hydroxide, assuming complete ionisation.
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Answer: A. 11
[OH⁻] = 10⁻³, so pOH = 3 and pH = 14 − 3 = 11.
An AdmitMe practice question, written for the JAMB syllabus. Not an official past question.