Why are soaps useful for cleaning?
A sample of an organic compound (a nonelectrolyte) weighing 1.30 g lowered the freezing point of 10.0 g of benzene by . What is the molar mass of the compound?
A 12.0 g sample of a nonelectrolyte is dissolved in 80.0 g of water. The solution freezes at . What is the molar mass of this solute? The freezing point depression constant of water is .