Posted by lulu on Thursday, October 14, 2010 at 1:05am.
delta = Kf*molality
Solve for molality
molality = moles/kg solvent.
Solve for moles
moles = grams/molar mass
solve for molar mass.
so, 0.68K/6.8 K kg mol= 0.1kg/mol (m)
then 0.1/32g/mol= 3.1*10^-3
then (3.1*10^-3)*(2.56g)= 8*10^-3
does that make it S8, i dont get that part.
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