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L 17 - "Phase Equilibria Prof Gianluigi Veglia The chemical...

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“Phase Equilibria” Prof. GianluigiVeglia
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The chemical potential So far we have discussed only systems of fixed compositions that are closed for which: where G=G(T,P) What about an open system (e.g. liquid water evaporating) or a closed system of changing composition. For instance: VdP Sdt dG + = ) ( 2 ) ( 3 ) ( 3 2 2 g NH g H g N +
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