Homework Help: Chemistry

Posted by Blair on Monday, August 4, 2008 at 8:15pm.

The freezing point of a solution is

A. lower than the freezing point of the solvent alone because higher temperature is required to accelerate solvent molecular motion enough to overcome obstructon by solute particles..
B. lower than the freezing point of the solvent alone because lower temperature is required to accelerate solvent molecular motion enough to overcome obstruction by solute particles.
C. higher than the freezing point of the solvent alone because higher temperature is required to accelerate solvent molecular motion enough to overcome obstruction by solute particles.
D. lower than the freezing point of the solvent alone because lower temperature is required to slow solvent molecular motion enough to overcome obstruction by solute particles.
E. None of these are true.

Chemistry - DrBob222, Monday, August 4, 2008 at 8:19pm
http://hyperphysics.phy-astr.gsu.edu/hbase/chemical/meltpt.html
http://www.unit5.org/chemistry/christjs/Molality_Freezing_Lowering.htm
http://en.wikipedia.org/wiki/Freezing-point_depression
Chemistry - Anonymous, Wednesday, June 24, 2009 at 10:32pm
D

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