question

(a) 30 g of urea (m = 60 g mol-1) is dissolved in 846 g of water. calculate the vapour pressure of water for this solution if vapour pressure of pure water at 298 k is 23·8 mm hg.
(b) write two differences between ideal solutions and non-ideal solutions.

 

 

 

 

 

 

 

 

546