Thermodynamics filled in class notes_Part_105

Thermodynamics filled in class notes_Part_105 - 6.2....

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Unformatted text preview: 6.2. EQUILIBRIUM CONDITIONS 217-0.01-0.005 0.005 0.01 10 20 30 40 (kmole) G( ) - G(0) (kJ) Figure 6.1: Gibbs free energy variation as mixture composition is varied maintaining element conservation for mixture of H 2 , O 2 , H 2 O , OH , H , and O at T = 3000 K , P = 100 kPa . species become slightly more prominent: n H 2 = 4 . 99 10 7 kmole, (6.120) n O 2 = 2 . 44 10 7 kmole, (6.121) n H 2 O = 2 . 00 10 kmole, (6.122) n OH = 2 . 09 10 8 kmole, (6.123) n H = 2 . 26 10 12 kmole, (6.124) n O = 1 . 10 10 13 kmole, (6.125) H = 1 . 36 10 5 kJ kmole , (6.126) O = 1 . 77 10 5 kJ kmole . (6.127) 6.2.2 Equilibration of all reactions In another equivalent method, if one commences with a multi-reaction model, one can require each reaction to be in equilibrium. This leads to a set of algebraic equations for r j = 0, which CC BY-NC-ND. 18 November 2011, J. M. Powers. 218 CHAPTER 6. THERMOCHEMISTRY OF MULTIPLE REACTIONS from Eq. (6.16) leads tofrom Eq....
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Thermodynamics filled in class notes_Part_105 - 6.2....

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