Calculate the mole fraction of benzene in solution containing 30% by mass in carbon tetrachloride.

What is mole fraction of solute in 1.00 m solution:

Calculate the molality and mole fraction of the solute in aqueous solution containing 3.0 g urea per 250 g of water (molecular mass of urea = 60g).

Calculate the molarity of a solution containing 5g of NaOH in 450mL solution.

Calculate the mole fraction of ethylene glycol ( C_2H_6O_2 ) in a solution containing 20% of C_2H_6O_2 by mass.

Calculate the percentage of carbon in methanol.

Calculate the molality of a solution containing 20.7g potassium carbonate dissolved in 500ml of solution (assume of density of solution = 1g/ml)

Calculate the mass % of carbon in ethanol.

Calculate the mass % of carbon in ethanol.

What will be mole fraction of water in methanol solution containing equal number of moles of water and methanol?

Calculate the molality of a solution containing 3g glucose dissolved in 30g of water. (molar mass of glucose = 180 )