12 g of a nonvolatile solute dissolved in 108 g of water produces the relative lowering of vapour pressure of 0.1. The molecular mass of the solute is : (1) 80 (2) 60 (3) 20 (4) 40
12 g of a nonvolatile solute dissolved in 108 g of water produces the relative lowering of vapour pressure of 0.1. The molecular mass of the solute is :\\
(1) 80\\
(2) 60\\
(3) 20\\
(4) 40