Tuesday
July 29, 2014

Homework Help: chemistry

Posted by bubble on Wednesday, January 20, 2010 at 1:14am.

1)If 746.4 g of a substance is dissolved in 1723 g of benzene solvent, the freezing point of the solution is -9.19 oC. Calculate the apparent molar mass (g/mol) of substance.

2)
What mass ( g ) of the solvent water should be mixed with 0.008595 L of the solute ethylene glycol to prepare a solution that is 0.212 m ethylene glycol.

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