Friday
December 19, 2014

Homework Help: science

Posted by Hannah on Wednesday, January 23, 2013 at 4:02pm.

Using data from this table of molal boiling-point-elevation and freezing-point-depression constants, calculate the freezing and boiling points of each of the following solutions.
a)0.39 m glucose in ethanol
(b) 22.8 g of decane, C10H22, in 53.9 g CHCl3

(c) 3.90 g NaOH in 109 g of water
(d) 0.37 mol ethylene glycol and 0.27 mol KBr in 194 g H2O

how do i do these?

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