`0.01` mole of a non-electrolyte is dissolved in 10 g of water. The molality of the solution is :

0.1 gram mole of urea dissolved in 100 g of water. The molality of the solution is

0.1 gram mole of urea is dissolved in 100g. of water. The molality of the solution is

0.1 gram mole of urea is dissolved in 100g. of water. The molality of the solution is

0.1 mole of sugar is dissolved in 250 g of water. The freezing point of the solution is [K_(f) "for" H_(2)O = 1.86^(@)C "molal"^(-1)]

0.1 mole of sugar is dissolved in 250 g of water. The freezing point of the solution is [K_(f) "for" H_(2)O = 1.86^(@)C "molal"^(-1)]

0.1 mole of NaCl is dissolved in 100g of water. The mole fraction of NaCl is