A solution is prepared by dissolving 20.2 mL of methanol (CH 3 OH) in 100.0 mL of
Question:
A solution is prepared by dissolving 20.2 mL of methanol (CH3OH) in 100.0 mL of water at 25 °C. The final volume of the solution is 118 mL. The densities of methanol and water at this temperature are 0.782 g/mL and 1.00 g/mL, respectively. For this solution, calculate the concentration in each unit.
a. Molarity
b. Molality
c. Percent by mass
d. Mole fraction
e. Mole percent
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a To calculate molarity we need the moles of methanol and the volume of the solution in liters First ...View the full answer
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