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[" When a solution containing w g m of u...

[" When a solution containing w g m of urea in 1kg of was "],[" cooled to "-0.372^(@)C,200gm" of ice is separated.If "k" ."],[" water is "1.86Kkg" mot- "%" ,wis "],[[" (A) "4.8gm," (B) "12.0gm],[" (C) "9.6gm," (D) "6.0gm]]

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When a solution w g of urea in 1 Kg of water is cooled to -0.372^(@)C,200g of ice is separated .If K_(f) for water is 1.86K Kgmol^(-1) ,w is

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