Chhemistry Study guides, Class notes & Summaries

Past Boards Chemical engineering C - correct answer*10 Mg of a solution* containing *0.3 kg Na2CO3/kg solution* is cooled slowly to 293 K to form crystals of Na2C03.lOHzO. *What is the yield of crystals* if the solubility of Na2C03 at 293 K is 21.5 kg/l00 kg water and during cooling 3 per cent of the original solution is lost by evaporation *(a) yield of crystals* (b) Mass ratio of decahydrate to anhydrous (c) amount of mother liquor (d) Weight of remaining solvent A. 6356 kg B. 563...

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