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Unformatted text preview: The testbook pages will ooze into your brains Your brains will ooze out onto the book What little information you did have in your brain will flow out into the book General Chemistry Lecture 102a In class notes for October 29, 2007 o Volatile solute See A Henrys Law (often used for gases dissolved in liquids) P solute = k h X solute K h = Henrys Law constant o Unique for each solvent-solute combination o Distillation Separation of two volatile liquids 50/50 mixture of ether and chloroform (by mol) P ether = 200 torr P CHCl3 = 60 torr P ether =X e P e = 0.5 x 200 torr = 100 torr P CHCl3 = 0.5 x 60 torr = 30 torr P tot = 100 torr + 30 torr = 130 torr Vapor phase X e = 100 torr130 torr = 0.77 Vapor phase X CHCl3 = = . 30 torr130 torr 0 23 Vapor is more concentrated in more volatile component of mixture. Take vapor, liquify then evaporate. o...
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