ChemistrySolubilityWAEC
20 g of a salt dissolves in 50 g of water at 30 °C. Its solubility at 30 °C, in grams per 100 g of water, is
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Answer: C. 40 g
20 g per 50 g of water is 40 g per 100 g.
An AdmitMe practice question, written for the WAEC syllabus. Not an official past question.