On heating 25g of a saturated solution to dryness at 60¤c,4g of anhydrous salt was...

On heating 25g of a saturated solution to dryness at 60¤c,4g of anhydrous salt was recovered.calculate its solubility in grammes per 100g of solvent?

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Answers (1)

Dende
1 month ago
Mass of solute lost= 25g - 4g= 21g

This is the mass of the solute dissolved by 1000g of the solvent at 60 degree celsius,now if 1000g of solvent dissolve 21g

therefore 100g will dissolve x g

x=21 * 100/1000= 2100/1000= 2.1g.
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