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Henry Law Constant using Henry Law in VLE Formula

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Henry Law Constant is a measure of the concentration of a chemical in air over its concentration in water. Check FAQs

K H = \frac{y Gas \cdot P T}{x Liquid}

K_H - Henry Law Constant?y_Gas - Mole Fraction of Component in Vapor Phase?P_T - Total Pressure of Gas?x_Liquid - Mole Fraction of Component in Liquid Phase?

Henry Law Constant using Henry Law in VLE Example

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Here is how the Henry Law Constant using Henry Law in VLE equation looks like with Values.

Here is how the Henry Law Constant using Henry Law in VLE equation looks like with Units.

Here is how the Henry Law Constant using Henry Law in VLE equation looks like.

60058.8235 = \frac{0.3 \cdot 102100}{0.51}

60058.8235Pa/mol/m³ = \frac{0.3 \cdot 102100Pa}{0.51}

60058.8235 = \frac{0.3 \cdot 102100}{0.51}

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Henry Law Constant using Henry Law in VLE Solution

Follow our step by step solution on how to calculate Henry Law Constant using Henry Law in VLE?

FIRST Step Consider the formula

K H = \frac{y Gas \cdot P T}{x Liquid}

Next Step Substitute values of Variables

∴

K H = \frac{0.3 \cdot 102100Pa}{0.51}

Next Step Prepare to Evaluate

∴

K H = \frac{0.3 \cdot 102100}{0.51}

Next Step Evaluate

∴

K H = 60058.8235294118Pa/mol/m³

LAST Step Rounding Answer

∴

K H = 60058.8235Pa/mol/m³

Henry Law Constant using Henry Law in VLE Formula Elements

Variables

Henry Law Constant

Henry Law Constant is a measure of the concentration of a chemical in air over its concentration in water.

Symbol: K_H

Measurement: Henry's Law Volatility ConstantUnit: Pa/mol/m³

Note: Value can be positive or negative.

Formulas to find Henry Law Constant

Mole Fraction of Component in Vapor Phase

The Mole Fraction of Component in Vapor Phase can be defined as the ratio of the number of moles a component to the total number of moles of components present in the vapor phase.

Symbol: y_Gas

Measurement: NAUnit: Unitless

Note: Value should be between 0 to 1.

Formulas to find Mole Fraction of Component in Vapor Phase

Total Pressure of Gas

Total pressure of Gas is the sum of all the forces that the gas molecules exert on the walls of their container.

Symbol: P_T

Measurement: PressureUnit: Pa

Note: Value can be positive or negative.

Formulas to find Total Pressure of Gas

Mole Fraction of Component in Liquid Phase

The Mole Fraction of Component in Liquid Phase can be defined as the ratio of the number of moles a component to the total number of moles of components present in the liquid phase.

Symbol: x_Liquid

Measurement: NAUnit: Unitless

Note: Value should be between 0 to 1.

Formulas to find Mole Fraction of Component in Liquid Phase

Other formulas in Raoult’s Law, Modified Raoult’s Law, and Henry’s Law in VLE category

Go Liquid Phase Mole Fraction using Henry Law in VLE

x Liquid = \frac{y Gas \cdot P T}{K H}

Go Vapour Phase Mole Fraction using Henry Law in VLE

y Gas = \frac{x Liquid \cdot K H}{P T}

Go Total Pressure using Henry Law in VLE

P T = \frac{x Liquid \cdot K H}{y Gas}

How to Evaluate Henry Law Constant using Henry Law in VLE?

Henry Law Constant using Henry Law in VLE evaluator uses Henry Law Constant = (Mole Fraction of Component in Vapor Phase*Total Pressure of Gas)/Mole Fraction of Component in Liquid Phase to evaluate the Henry Law Constant, The Henry Law Constant using Henry Law in VLE formula is defined as the ratio of the product of the vapour phase mole fraction and the total pressure to the liquid phase mole fraction of mixture or solution. Henry Law Constant is denoted by K_H symbol.

How to evaluate Henry Law Constant using Henry Law in VLE using this online evaluator? To use this online evaluator for Henry Law Constant using Henry Law in VLE, enter Mole Fraction of Component in Vapor Phase (y_Gas), Total Pressure of Gas (P_T) & Mole Fraction of Component in Liquid Phase (x_Liquid) and hit the calculate button.

FAQs on Henry Law Constant using Henry Law in VLE

What is the formula to find Henry Law Constant using Henry Law in VLE?

The formula of Henry Law Constant using Henry Law in VLE is expressed as Henry Law Constant = (Mole Fraction of Component in Vapor Phase*Total Pressure of Gas)/Mole Fraction of Component in Liquid Phase. Here is an example- 177250 = (0.3*102100)/0.51.

How to calculate Henry Law Constant using Henry Law in VLE?

With Mole Fraction of Component in Vapor Phase (y_Gas), Total Pressure of Gas (P_T) & Mole Fraction of Component in Liquid Phase (x_Liquid) we can find Henry Law Constant using Henry Law in VLE using the formula - Henry Law Constant = (Mole Fraction of Component in Vapor Phase*Total Pressure of Gas)/Mole Fraction of Component in Liquid Phase.

Can the Henry Law Constant using Henry Law in VLE be negative?

Yes, the Henry Law Constant using Henry Law in VLE, measured in Henry's Law Volatility Constant can be negative.

Which unit is used to measure Henry Law Constant using Henry Law in VLE?

Henry Law Constant using Henry Law in VLE is usually measured using the Pascal Cubic Meter per Mole[Pa/mol/m³] for Henry's Law Volatility Constant. Kilopascal Cubic Meter per Mole[Pa/mol/m³], Bar Cubic Meter per Mole[Pa/mol/m³], Standard Atmosphere Cubic Meter per Mole[Pa/mol/m³] are the few other units in which Henry Law Constant using Henry Law in VLE can be measured.

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