Wednesday
September 2, 2015

Homework Help: chemistry

Posted by Jim_R on Thursday, August 6, 2009 at 12:24pm.

10.0 g sample of p-dichlorobenzene, a component of mothballs, is
dissolved in 80.0 g of benzene, C6H6. The freezing-point of the solution is
1.20oC. The freezing point of benzene is 5.48oC. The molal freezing –point
constant, kf, for benzene is 5.12oC/m. Calculate the apparent molar
mass of p-dichlorobenzene.

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