Lecture 14

Lecture 14 - Chem 338 Lecture 14 Standard States 1 Standard...

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Chem 338 C h em 3 3 8 L e c t u r e 1 4 Standard States 1. Standard Molar Entropy: 2. Gibbs - Helmholtz Equation: 3. G(T) : 4. Fugacity: 2 P GT H T T ⎛⎞ =− ⎜⎟ ⎝⎠ P G S T [] 0 (, ) () ) GT P G T RT f PT =+ ln 1 0 11 0 bar P bar P bar VR dP TP P ST S T == +−
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Chem 338 1. Standard Molar Entropy: 1 0 11 0 () bar P bar P bar VR dP TP P ST S T == ⎛⎞ +− ⎜⎟ ⎝⎠ 1 0 bar IG dS 0 1 e R al bar dS 1 P bar = 0 1 P bar = 01 0 10 e bar P bar P bar R al IG bar dS dS S T ++
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Chem 338 Gibbs: Maxwell 01 0 11 10 1 e e Re () bar P bar P bar R al IG bar bar Ra l I G P bar al IG bar TT dS dS SS dP dP PP ST S T == = ++ ⎛⎞ ∂∂ ⎜⎟ ⎝⎠ = ∫∫ dU dq dw TdS PdV ≡+ =− dH dU d PV TdS PdV PdV VdP TdS VdP + + =+ dG dH d TS TdS VdP TdS SdT VdP SdT ≡− =+−− P T VS TP 0 e e bar l I G P bar P bar R al IG bar VV dP dP S T −− =
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Chem 338 1 0 11 0 . () bar P bar P bar P R dP P V
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Lecture 14 - Chem 338 Lecture 14 Standard States 1 Standard...

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