What weight of non-volatile solute (urea) NH_(2) CO NH_(2) needs to be dissolved in 100 g of water in order to decrease the vapour pressure of water by 25%. What will be the molality of solution?

What weight of non-volatile solute (urea) NH_(2) CO NH_(2) needs to be

1.	What weight of non-volatile solute (urea) NH_(2) CO NH_(2) needs to be dissolved in 100 g of water in order to decrease the vapour pressure of water by 25%. What will be the molality of solution?
Answer» ANSWER :[13.88 m]