3) A solution is prepared by dissolving 20.2 ml of methanol in 100.0 mL of water
ID: 1079481 • Letter: 3
Question
3) A solution is prepared by dissolving 20.2 ml of methanol in 100.0 mL of water. The final volume of the solution is 118 ml. The densities of methanol and water are 0.782 g/mL and 1.00 g/ml, respectively. For this solution, calculate molarity, molality, mass percent and mole fraction. Be careful with "solution" vs. "solvent" for this problem. (Hint: the mass of the solution is the mass of the solute + the mass of the solvent.) (12 pts). Molarity: Molality: Mass %: Mole fraction: Hint! Start by figuring out: Volume of Solvent: Mass of Solvent: Moles of solvent: Volume of Solute: Mass of Solute: Moles of Solute: Volume of Solution: Mass of Solution:Explanation / Answer
3) A solution is prepared by dissolving 20.2 ml of methanol in 100.0 mL of water
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