ChemistrySolubilityJAMB
7.45 g of potassium chloride is dissolved in water to make 100 cm³ of solution. Find its concentration. (K = 39, Cl = 35.5)
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Answer: D. 1.0 mol/dm³
M(KCl) = 74.5, so 7.45 g = 0.1 mol in 0.1 dm³: 1.0 mol/dm³.
An AdmitMe practice question, written for the JAMB syllabus. Not an official past question.