`12g` of a nonvolatile solute dissolved in `108g` of water produces the relative lowering of vapour pressure of `0.1`. The molecular mass of the solute is

6 g. of a non volatile solute is dissolved in 90g. of water, such that the lowering in vapour pressure is 2%. The molecular weight of the solute is

3g urea is dissolved in 45g of water. The relative lowering of vapour pressure is :

When 3 g of a novolatile solute is dissolved in 50 g of water , the relative lowering of vapour pressure observed is 0.018 Nm^(-2) . Molecular weight of the substances is

6g of urea is dissolved in 90g of water. The relative lowering of vapour pressure is equal to

18g glucose is dissolved in 90g water. The relative lowering of vapour pressure is equal to

S34.2 g of cane sugar is dissolved in 180 g of water. The relative lowering of vapour pressure will be