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Vapor–liquid equilibrium

In thermodynamics and chemical engineering, the vapor–liquid equilibrium (VLE) describes the distribution of chemical species between the vapor phase and a liquid phase.

Technology, Overview & Thermodynamic description of vapor–liquid equilibrium

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Overview

Thermodynamic description of vapor–liquid equilibrium

Boiling-point diagrams

Vapor–liquid equilibrium diagrams

Raoult's law

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Vapor–liquid equilibrium

Nodes53
Edges52
Triples22
Avg. degree1.96
Density0.037736
Components1

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Vapor–liquid equilibrium

Top relations

related to Vapor–liquid equilibrium diagrams · 6
Vapor–liquid equilibrium → For, In, Similarly, Such, Such VLE, VLE
related to K values and relative volatility values · 5
Vapor–liquid equilibrium → For, Henry's, The, There, VLE
related to Thermodynamic description of vapor–liquid equilibrium · 2
Vapor–liquid equilibrium → Much, The

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Important terminology

liquid vapor components equilibrium pressure temperature component mixture mole mixtures vle point boiling two data pressures binary law temperatures distillation

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Raoult's lawinstance ofThe VLE concentration data can be determined experimentally or approximated with the help of theories0.80text
Dalton's lawinstance ofThe VLE concentration data can be determined experimentally or approximated with the help of theories0.80text
and Henry's law.Such vaporinstance ofThe VLE concentration data can be determined experimentally or approximated with the help of theories0.80text
the DePriester charts.For binary mixturesinstance oftables or graph0.80text
the ratio of the K values for the two components is called the relative volatility denoted by α αinstance oftables or graph0.80text
1 atminstance ofAt a given Ptot0.80text
a given liquid compositioninstance ofAt a given Ptot0.80text
T can be solved for to give the liquid mixture's boiling point or bubble pointinstance ofAt a given Ptot0.80text
although the solution for T may not be mathematically analyticalinstance ofAt a given Ptot0.80text
Vapor–liquid equilibriumrelated to K values and relative volatility valuesThe0.60section
Vapor–liquid equilibriumrelated to K values and relative volatility valuesHenry's0.60section
Vapor–liquid equilibriumrelated to K values and relative volatility valuesThere0.60section

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