Which of the Following Will Cause the Calculated Molar Mass

question 112

Multiple Choice

Which of the following will cause the calculated molar mass of a compound determined by the freezing-point-depression method to be greater than the true molar mass?

• A)When the solute was added,some was spilled on the lab bench.
• B)Water gets into the solvent after the freezing point of the pure solvent is determined.
• C)Some of the solute molecules break apart.
• D)The mass of solvent is smaller than that determined from the weighing.
• E)all of the above

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