When 18 g of ethylene glycol C2H6O2 is dissolved in 150 g of pure water, the freezing point of the solution is
_____ C. (The freezing point depression constant for water is 186C kgmol.
chem - freezing point - DrBob222, Monday, October 4, 2010 at 2:25pm
moles ethylene glycol = grams/molar mass
solve for moles ethylene glycol.
molality = mols/kg solvent
solve for molality
delta T = Kf*m
solve for delta T
Subtract delta T from zero C to obtain the freezing point.
chem - freezing point - martin, Tuesday, November 29, 2011 at 11:26am
b. What is the freezing point depression when 153 g of bromine is added to 100 g of benzene?