question

(a) draw the graph between vapour pressure and temperature and explain the elevation in boiling point of a solvent in solution.

(b) determine the osmotic pressure of a solution prepared by dissolving 25mg of  in 2 litres of water at  assuming it to be completely dissiciated.(atomic masses k = 39u, s = 32u, o= 16u)

 

 

 

 

 

 

 

 

807