22.22 gram of urea was dissolved is 300 grams of water. Calculate the number of ***** of urea and molality of the urea solution.
(Given : Molar mass of urea = 60 gram mol–1)
Number of ***** of urea = 22.22/60
= 0.370 *****
Molality = of urea/ of urea Mass of x water x 100
= 1.23 *****/kg
