Sunday
April 19, 2015

Homework Help: chemistry

Posted by Tim on Friday, February 26, 2010 at 6:46pm.

Calculate the vapor pressure of water over each of the following ethylene glycol C2H6O2 solutions at 80 degree C (vp=pure water=657.6 mm Hg). Ethylene glycol can be assumed to be nonvolatile.

(a) X (ethylene glycol)= 0.288
(b) % ethylene glycol by mass =39%
(c) 2.42 m ethylene glycol

calculate a, b, c.

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