Calculate the amount of ice that will be separate out on cooling a solution containing 50 g of ethylene glycol in 200 g of water to `-9.3^@C`. `(K_f for water=1.86 Km^-1)`

Calculate the molality of a solution containing 5.3 g of anhydrous Na2CO3 in 400 g water .

The freezing point of a solution containing 0.1g of K_3[Fe(CN)_6] in 100 g of water. (K_f=1.86 K kg mol^-1) is

Calculate the temperature at which a solution containing 54 gms of glucose (C_(6) H_(12) O_(6)) in 250 gms of water will freeze. K_(f) for water . (1 . 86 K kg mol^(-1))

Calculate the molality of a solution containing 3g glucose dissolved in 30g of water. (molar mass of glucose = 180 )

Calculate the molality and mole fraction of the solute in aqueous solution containing 3.0 g urea per 250 g of water (molecular mass of urea = 60g).

in a cold climate water gets frozen causing damage to the radiator of a car . Ethylene glycol is used as an antifreezing agent . Calculate the amount of ethylene glycol to be added to 4kg of water to prevent it from freezing at -6^@ C . ( K_f for water 1.85 Km^-1 ).

In winter, the normal temperature in a Himalayan's valley was found to be - 10^(@) C . Is a 30% by mass of an aqueous solutions of ethylene glycol (molar mass = 62) suitable for car radiator ? K_(f) for water is 1. 86 Km^(-1)