How much urea is to be added to 500g water so that it will boil at 374K? `( k_b` for water = 0.52K kg `mol^(-1) )`

What do you mean by elevation in boiling point and molal elevation constant ? B.P of water at 750 mm Hg is 99.63^@C . How much sucrose is to be added to 500 g of water such that it boils at 100^@C ? Molal elevation constant of water is 0.52 K kg mol^(-1)

Calculate the amount of KCI which must be added to 1 kg of water so that the freezing point is depressed by 2K. ( K_(f) for water = 1.86 K kg mol^-1 ).

18g of glucose (C_6H_(12)O_6) is dissolved in 1kg of water.At what temperature will solution boil at 1 atmosphere? K_b for water is 0.52K kg mol^-1 .

How much of heat is to be added to 100g of ice at 0^@C to convert it to water at that temperature ?

A solution of sucrose (mol.mass=342) was prepared by dissolving 34.2g of it in 1000g water. Find its freezing point. (K_f for water = 1.86k kg mol^(-1) )

Calculate the boiling points of a solution prepared by dissolving 15g NaCl to 250g of water. ( K_b of water = 0.512 K kg mol^(-1) , molar mass of NaCl = 58.5) (Hints: triangle T_b = iK_bm )