2) Toluene, C6H5CH3, is a liquid similar to benzene, C6H6. It is the starting material for other substances, including trinitrotoluene (TNT). Find the molality of toluene in a solution that contains 25.8 g of toluene and 135 g of benzene.

Question

2)	Toluene, C6H5CH3, is a liquid similar to benzene, C6H6.  It is the starting material for other substances, including trinitrotoluene (TNT).  Find the molality of toluene in a solution that contains 25.8 g of toluene and 135 g of benzene.

DrBob222 · Answer

molality = m = mols/kg solvent mols toluene = 25.8g/molar mass toluene. kg solvent = 0.135.