Chem208_Lecture_28_BW

Chem208_Lecture_28_BW - 1 2 Today Phase Diagrams(Ch 12.4...

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Unformatted text preview: 1 2 Today: Phase Diagrams (Ch. 12.4) Properties of Solutions (Ch. 13)- Concentration Terms (13.2)- Colligative Properties (13.6-9) PS11 can be downloaded or picked up from Room 131 3 Final Exam Review Sessions Tuesday, 5/6 from 6-9:00 PM-Chem 208 Recitation TAs Sunday, 5/11 from 2-5:00 PM-Chem 208 Recitation TAs Saturday, 5/10 from 2-4:00 PM-Chem 008 4 Office Hours Next Week Normal TA Office Hours through Sunday, 5/11 My Office Hours: Wed, Th, Fri 1:00-2:00 5 Phase Diagrams Graphical maps indicating the thermodynamically stable phases of a pure substance at all possible combinations of P and T. 6 Phase Diagram of I 2 7 Phase Diagram of CO 2 8 Phase Diagram of H 2 O 9 Molarity (M) moles solute per liter of solution Concentration Terms Molality (m) moles solute per kilogram of solvent Mole Fraction ( Χ ) moles of component/total moles (all components) 10 Vapor Pressure: Raoult’s Law: P A = Χ A P A ° P A- vapor pressure of solvent above the solution Χ A- mole fraction of the solvent in the solution P A ° - vapor pressure of pure solvent Properties of Solutions 11...
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This note was uploaded on 03/29/2009 for the course CHEM 2080 taught by Professor Davis,f during the Spring '07 term at Cornell.

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Chem208_Lecture_28_BW - 1 2 Today Phase Diagrams(Ch 12.4...

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