Find the molality and wt% percent mass of the solute of solutions prepared in the following way- density of water is 1 g/mL as well as density of dichloromethane is 1.32 g/mL
- Dissolve 0.655 mol of citric acid (192 g/mol) in 1.00 kg of water
- Dissolve 0.135 mg of KBr in 5.00mL of water
- Dissolve 5.50 g of aspirin (180 g/mol) in 145g of dichloromethane, CH2Cl2