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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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jay3istheman jay3istheman
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5 years ago
A solution is prepared by dissolving 7.00 g of glycerin (C3H8O3) in 201 g of ethanol (C2H5OH).  The freezing point of the solution is ________C. The freezing point of pure ethanol is -114.6C at 1 atm. The molal-freezing-point-depression constant (Kf) for ethanol is 1.99C/m. The molar masses of glycerin and of ethanol are 92.1 g/mol and 46.1 g/mol, respectively.
A) -121.3
B) 0.752
C) -107.9
D) -113.8
E) -115.4
Textbook 
Chemistry: A Molecular Approach

Chemistry: A Molecular Approach


Edition: 4th
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Chris R.Chris R.
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