Chem_208_12_07_Final - Today: Finishing Chapter 15 (No...

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1 Today: Finishing Chapter 15 (No sections skipped) Tues: Starting Chapter 16 (Acid/Base) PS5 distributed today, due Fri. March 8
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2 Relationship between K C and K P For the generalized reaction: aA + bB gG +hH [] [ ] [] [] b a h g C B A H G K = Using the Ideal Gas Law, PV = nRT: [] RT P V n A A A = = [] [] [] [] () () () () b a h g b B a A h H g G b B a A h H g G b a h g C RT 1 P P P P RT P RT P RT P RT P B A H G K + = = = But g+h-a-b is simply the change in the number of moles of gas, n: ( ) ( ) () () () gas gas n C P n P b a h g b B a A h H g G C RT K K RT 1 K RT 1 P P P P K + = = = Pure solids and pure liquids do not appear in equilibrium constants ( ) ( ) () () b B a A h H g G P P P P P K
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3 Relationship between K C and K P For the generalized reaction: aA + bB gG +hH
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This note was uploaded on 05/18/2008 for the course CHEM 2080 taught by Professor Davis,f during the Spring '07 term at Cornell University (Engineering School).

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Chem_208_12_07_Final - Today: Finishing Chapter 15 (No...

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