How much water is required to dissolve a mass of $20*g$ mass of calcium sulfate?

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Answer 1 · 2016-02-19T07:43:18

Calcium sulfate has an aqueous solubility of $0.21$ $g$ per $100$ $mL$ of water at $20$ $""^@C$ .

Given the solubility you need a lot of water (approx 30-40 litres). This question is not well-proposed.

How much water is required to dissolve a mass of 20*g20*g mass of calcium sulfate?