0- The cryoscopic constant (Kf) for benzene is 5.12CKgmol1,23.56g of an Unknown molecular solid is dissolved in 500.0g of benzene. The resulting freezing point of the solution is 0.40.94C lower than that of pure benzene (i.e,, T=0.94C ). calculate the molar mass of the unknown compound. C) How many mol of solute are there? can also do