Asked by Matt

What is the free sing point of a solution of ethyl alchohol, that contains 24g of the solute (C2H5OH), dissolved in 780 g of water
Answered by DrBob222
mols EtOH = grams/molar mass
m = mols EtOH/kg solvent
delta T = Kf*m
Subract delta T from zero to find nw freezing point.
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