Q.The density of a solution prepared by dissolving 120 g of urea (mol. mass = 60 u) in 1000 g of water is 1.15 g/mL. The molarity of this solution is(1) 2.05 M (2) 0.50 M (3) 1.78 M (4) 1.02 M[AIEEE-2012] Ans.(1)Mass of Solution = 120 + 1000 = 1120 gmVol of so...
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