What is Fugacity and its Relationship to Pressure?

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Fugacity is a thermodynamic concept introduced by Boyle, representing the tendency of a gas to expand and its relationship to pressure. It serves as a crucial parameter in statistical mechanics, particularly in relation to chemical potential and absolute temperature. The connection between fugacity and pressure is established through partial derivatives and the Clapeyron-Mendeleev equation, which provides a mathematical framework for understanding this relationship.

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  • Understanding of thermodynamics and gas laws
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  • Knowledge of chemical potential and its implications
  • Basic grasp of calculus, particularly partial derivatives
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could someone explain what's fugacity and what it has to do with pressure?
 
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Fugacity is a term used by Boyle and is related to the pressure but implies the property or tendency of a gas to expand. Here are some details you may want to look at: http://opera.answers.com/fugacity
 
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thank you very much!
 
It's also a parameter in statistical mechanics involving chemical potential and absolute temperature. Pressure can be linked with fugacity via partial derivatives and a use of Clapeyron-Mendeleev equation.

Daniel.
 
wow! thank you again!
 

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