Calculate the molality of the solute.?

Molarity is moles per liter. Molality is moles per kg solvent. its quite simple. 13.3 grams / the molecular weight gives moles. 0.154 liter * 1.06 g / cm3 * 1000 cm3 per liter * 1 kg/1000g = kg solvent. moles / kg solvent = molality.