February 25, 2017

Homework Help: chemistry

Posted by CC on Tuesday, February 9, 2010 at 11:42pm.

A 0.750 g sample of an unknown substance is dissolved in 20.0 g of benzene, C6H6. The freezing point of the solution is 4.53 oC. Calculate the molar mass of the substance. The normal freezing point for benzene is 5.53 oC and Kf is 5.12 oC/m.

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