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What weight of the non-volatile solute u...

What weight of the 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 the solution?

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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 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 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)CONH_(2)) needs to be dissolved in 100g of water, in order to decrease the vapour pressure of water by 25% .

What mass of a non-volatile solute, urea (NH_2CONH_2) need to be dissolved in 100 g of water in order to decrease the vapour pressure of water by 25%? What is the molality of the solution?

What weight of the non-volatile urea ( NH_2- CO - NH_2 ) needs to be dissolved in 100g of water in order to decrease the vapour pressure of water by 25%? What will be molality of the solution?