Friday
March 27, 2015

Homework Help: chemistry

Posted by Crystal on Thursday, October 4, 2012 at 11:23pm.

A 0.0230 g sample of an unknown was dissolved in 2.260 g of benzene. The molality of this solution, determined by freezing point depression, was 0.0408 m. What is the molecular weight of the unknow substance?

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