ChemistryAcids, bases and saltsJAMB
20 cm³ of 0.15 mol/dm³ H₂SO₄ exactly neutralises 30 cm³ of NaOH solution. Find the concentration of the NaOH.
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Answer: B. 0.2 mol/dm³
Acid = 0.003 mol, so NaOH = 0.006 mol (2 : 1); 0.006/0.03 = 0.2 mol/dm³.
An AdmitMe practice question, written for the JAMB syllabus. Not an official past question.