What is the molar m?

A solution of 1.35g of solute dissolved in 25.0 ml of H2O at 25 C has a boiling point of 100.95 C . what is the molar m of the solute if it a nonvolatile non electrolyte and the solution behaves ideally. ( density of H2O at 25 C = 0.997 g/ml)