How many phase rule variables must be specified to fix the thermodynamic state of each of the

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How many phase rule variables must be specified to fix the thermodynamic state of each of the following systems?

(a) A sealed flask containing a liquid ethanol-water mixture in equilibrium with its vapor.

(b) A sealed flask containing a liquid ethanol-water mixture in equilibrium with its vapor and nitrogen.

(c) A sealed flask containing ethanol, toluene, and water as two liquid phases plus vapor.

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Introduction To Chemical Engineering Thermodynamics

ISBN: 9781259696527

8th Edition

Authors: J.M. Smith, Hendrick Van Ness, Michael Abbott, Mark Swihart

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