Question
Asked Jan 28, 2020
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Assume that the solubility of CaCl2 at this temperature is 70.1 g CaCl2/100.0 g of H2O and that the van't Hoff factor for a saturated solution of CaCl2is i = 2.5.
The Kf for water is 1.86°C/m

What is the minimum amount of CaCl2 that would be required to melt ice on sidewalks at -36 degrees Celcius? Use 100.0 g of water as the amount of solvent.

_________ grams

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