Chemistry Practice Problems Freezing Point Depression Practice Problems Solution: What mass of ethanol, C2H5OH a nonelectrolyte, mus...

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# Solution: What mass of ethanol, C2H5OH a nonelectrolyte, must be added to 10.0L of water to give a solution that freezes at -10.0°C? Assume the density of water is 1.0g/mL. Kf of water is 1.86°C/m.A. 5.38 KgB. 2.48 KgC. 1.17 KgD. 85.7 KgE. 24.8 Kg

###### Problem

What mass of ethanol, C2H5OH a nonelectrolyte, must be added to 10.0L of water to give a solution that freezes at -10.0°C? Assume the density of water is 1.0g/mL. Kf of water is 1.86°C/m.

A. 5.38 Kg
B. 2.48 Kg
C. 1.17 Kg
D. 85.7 Kg
E. 24.8 Kg

Freezing Point Depression

Freezing Point Depression

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Solved • Tue Jul 25 2017 18:03:48 GMT-0400 (EDT)

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#### Q. What is Kf for water if the freezing point was lowered to -12°C once 30 g of Sodium Chloride was added to 150 g of water?

Solved • Thu Jun 08 2017 16:42:11 GMT-0400 (EDT)

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#### Q. Calculate the freezing temperature of a solution made by mixing 57.267 g of CaCl2 (MW = 110.98) in 350.00 g of water. k f = 1.86 C/mA. -2.74°CB. -11.0...

Solved • Wed Apr 26 2017 11:39:22 GMT-0400 (EDT)