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Equilibrium Constant for Mole Fraction is the value of its reaction quotient at chemical equilibrium with respect to mole fraction. Check FAQs
KX=Kc(([R]Tabs)Δn)PTΔn
KX - Equilibrium Constant for Mole Fraction?Kc - Equilibrium Constant?Tabs - Absolute Temperature?Δn - Change in Number of Moles?PT - Total Pressure?[R] - Universal gas constant?

Equilibrium Mole Fraction Constant given Equilibrium Constant Example

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Here is how the Equilibrium Mole Fraction Constant given Equilibrium Constant equation looks like with Values.

Here is how the Equilibrium Mole Fraction Constant given Equilibrium Constant equation looks like with Units.

Here is how the Equilibrium Mole Fraction Constant given Equilibrium Constant equation looks like.

1.2E-8Edit=0.09Edit((8.3145273Edit)4Edit)120000Edit4Edit
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Equilibrium Mole Fraction Constant given Equilibrium Constant Solution

Follow our step by step solution on how to calculate Equilibrium Mole Fraction Constant given Equilibrium Constant?

FIRST Step Consider the formula
KX=Kc(([R]Tabs)Δn)PTΔn
Next Step Substitute values of Variables
KX=0.09mol/L(([R]273)4mol)120000Pa4mol
Next Step Substitute values of Constants
KX=0.09mol/L((8.3145273)4mol)120000Pa4mol
Next Step Convert Units
KX=90mol/m³((8.3145273)4mol)120000Pa4mol
Next Step Prepare to Evaluate
KX=90((8.3145273)4)1200004
Next Step Evaluate
KX=1.15213893603238E-05mol/m³
Next Step Convert to Output's Unit
KX=1.15213893603238E-08mol/L
LAST Step Rounding Answer
KX=1.2E-8mol/L

Equilibrium Mole Fraction Constant given Equilibrium Constant Formula Elements

Variables
Constants
Equilibrium Constant for Mole Fraction
Equilibrium Constant for Mole Fraction is the value of its reaction quotient at chemical equilibrium with respect to mole fraction.
Symbol: KX
Measurement: Molar ConcentrationUnit: mol/L
Note: Value can be positive or negative.
Equilibrium Constant
Equilibrium Constant is the value of its reaction quotient at chemical equilibrium.
Symbol: Kc
Measurement: Molar ConcentrationUnit: mol/L
Note: Value can be positive or negative.
Absolute Temperature
Absolute Temperature is temperature measured using the Kelvin scale where zero is absolute zero.
Symbol: Tabs
Measurement: NAUnit: Unitless
Note: Value can be positive or negative.
Change in Number of Moles
Change in Number of Moles is the difference of moles of products and reactants.
Symbol: Δn
Measurement: Amount of SubstanceUnit: mol
Note: Value can be positive or negative.
Total Pressure
Total Pressure is the sum of all the forces that the gas molecules exert on the walls of their container.
Symbol: PT
Measurement: PressureUnit: Pa
Note: Value can be positive or negative.
Universal gas constant
Universal gas constant is a fundamental physical constant that appears in the ideal gas law, relating the pressure, volume, and temperature of an ideal gas.
Symbol: [R]
Value: 8.31446261815324

Other Formulas to find Equilibrium Constant for Mole Fraction

​Go Equilibrium Mole Fraction Constant given Equilibrium Partial Pressure Constant
KX=KpPTΔn

Other formulas in Relationship between Different Equilibrium Constants category

​Go Relation between different Equilibrium Constants
Kp=Kc(([R]Tabs)Δn)
​Go Equilibrium Constant given Equilibrium Partial Pressure Constant
Kc=Kp([R]Tabs)Δn
​Go Relation between Equilibrium Constant given Partial Pressure and Mole Fraction
Kp=KX(PTΔn)
​Go Relation between Equilibrium Constant and with respect to Mole Fraction Constant
Kc=KX(PTΔn)([R]Tabs)Δn

How to Evaluate Equilibrium Mole Fraction Constant given Equilibrium Constant?

Equilibrium Mole Fraction Constant given Equilibrium Constant evaluator uses Equilibrium Constant for Mole Fraction = (Equilibrium Constant*(([R]*Absolute Temperature)^Change in Number of Moles))/(Total Pressure^Change in Number of Moles) to evaluate the Equilibrium Constant for Mole Fraction, The Equilibrium mole fraction constant given equilibrium constant formula is defined as the correlation of both the equilibrium constants with respect to the total pressure of the reaction. Equilibrium Constant for Mole Fraction is denoted by KX symbol.

How to evaluate Equilibrium Mole Fraction Constant given Equilibrium Constant using this online evaluator? To use this online evaluator for Equilibrium Mole Fraction Constant given Equilibrium Constant, enter Equilibrium Constant (Kc), Absolute Temperature (Tabs), Change in Number of Moles (Δn) & Total Pressure (PT) and hit the calculate button.

FAQs on Equilibrium Mole Fraction Constant given Equilibrium Constant

What is the formula to find Equilibrium Mole Fraction Constant given Equilibrium Constant?
The formula of Equilibrium Mole Fraction Constant given Equilibrium Constant is expressed as Equilibrium Constant for Mole Fraction = (Equilibrium Constant*(([R]*Absolute Temperature)^Change in Number of Moles))/(Total Pressure^Change in Number of Moles). Here is an example- 1.2E-11 = (90*(([R]*273)^4))/(120000^4).
How to calculate Equilibrium Mole Fraction Constant given Equilibrium Constant?
With Equilibrium Constant (Kc), Absolute Temperature (Tabs), Change in Number of Moles (Δn) & Total Pressure (PT) we can find Equilibrium Mole Fraction Constant given Equilibrium Constant using the formula - Equilibrium Constant for Mole Fraction = (Equilibrium Constant*(([R]*Absolute Temperature)^Change in Number of Moles))/(Total Pressure^Change in Number of Moles). This formula also uses Universal gas constant .
What are the other ways to Calculate Equilibrium Constant for Mole Fraction?
Here are the different ways to Calculate Equilibrium Constant for Mole Fraction-
  • Equilibrium Constant for Mole Fraction=Equilibrium Constant for Partial Pressure/(Total Pressure^Change in Number of Moles)OpenImg
Can the Equilibrium Mole Fraction Constant given Equilibrium Constant be negative?
Yes, the Equilibrium Mole Fraction Constant given Equilibrium Constant, measured in Molar Concentration can be negative.
Which unit is used to measure Equilibrium Mole Fraction Constant given Equilibrium Constant?
Equilibrium Mole Fraction Constant given Equilibrium Constant is usually measured using the Mole per Liter[mol/L] for Molar Concentration. Mole per Cubic Meter[mol/L], Mole per Cubic Millimeter[mol/L], Kilomole per Cubic Meter[mol/L] are the few other units in which Equilibrium Mole Fraction Constant given Equilibrium Constant can be measured.
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