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The Van der Waals Constant a depend upon the intermolecular force of attraction within the gas molecules. Check FAQs
a=27b[R]Tc8
a - Van der Waals Constant a?b - Van der Waals Constant b?Tc - Critical Temperature?[R] - Universal gas constant?

Van der Waals Constant given Critical Temperature Example

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With units
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Here is how the Van der Waals Constant given Critical Temperature equation looks like with Values.

Here is how the Van der Waals Constant given Critical Temperature equation looks like with Units.

Here is how the Van der Waals Constant given Critical Temperature equation looks like.

54.467Edit=273Edit8.3145647Edit8
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Van der Waals Constant given Critical Temperature Solution

Follow our step by step solution on how to calculate Van der Waals Constant given Critical Temperature?

FIRST Step Consider the formula
a=27b[R]Tc8
Next Step Substitute values of Variables
a=273L/mol[R]647K8
Next Step Substitute values of Constants
a=273L/mol8.3145647K8
Next Step Convert Units
a=270.003m³/mol8.3145647K8
Next Step Prepare to Evaluate
a=270.0038.31456478
Next Step Evaluate
a=54.4670053036946Pa*kL²/mol²
LAST Step Rounding Answer
a=54.467Pa*kL²/mol²

Van der Waals Constant given Critical Temperature Formula Elements

Variables
Constants
Van der Waals Constant a
The Van der Waals Constant a depend upon the intermolecular force of attraction within the gas molecules.
Symbol: a
Measurement: Van Der Waals Constant aUnit: Pa*kL²/mol²
Note: Value can be positive or negative.
Van der Waals Constant b
The Van der Waals Constant b along with the number of moles is the volume of the gas which is incompressible.
Symbol: b
Measurement: Van Der Waals Constant bUnit: L/mol
Note: Value can be positive or negative.
Critical Temperature
Critical Temperature is the highest temperature at which the substance can exist as a liquid. At this phase boundaries vanish, and the substance can exist both as a liquid and vapor.
Symbol: Tc
Measurement: TemperatureUnit: K
Note: Value should be greater than 0.
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 Van der Waals Constant a

​Go Van der Waals Constant given Boyle Temperature
a=(Tb[R]b)
​Go Van der Waals Constant given Critical Pressure
a=(27Pc(b)2)
​Go Van der Waals Constant given Inversion Temperature
a=(Ti[R]b2)
​Go Van der Waals Constant given Inversion Temperature and Boltzmann Constant
a=(Tib[BoltZ]2)

Other formulas in Van der Waals Constant category

​Go Van der Waals Constant b given Boyle Temperature
b=(a[R]Tb)
​Go Van der Waals Constant b given Critical Pressure
b=a27Pc
​Go Van der Waals Constant b given Critical Temperature
b=8a27Tc[R]
​Go Van der Waals Constant b given Critical Volume
b=(Vcr3)

How to Evaluate Van der Waals Constant given Critical Temperature?

Van der Waals Constant given Critical Temperature evaluator uses Van der Waals Constant a = (27*Van der Waals Constant b*[R]*Critical Temperature)/8 to evaluate the Van der Waals Constant a, The Van der Waals constant given critical temperature formula is defined as the product of Vander Waal constant b and critical temperature. Van der Waals Constant a is denoted by a symbol.

How to evaluate Van der Waals Constant given Critical Temperature using this online evaluator? To use this online evaluator for Van der Waals Constant given Critical Temperature, enter Van der Waals Constant b (b) & Critical Temperature (Tc) and hit the calculate button.

FAQs on Van der Waals Constant given Critical Temperature

What is the formula to find Van der Waals Constant given Critical Temperature?
The formula of Van der Waals Constant given Critical Temperature is expressed as Van der Waals Constant a = (27*Van der Waals Constant b*[R]*Critical Temperature)/8. Here is an example- 54.46701 = (27*0.003*[R]*647)/8.
How to calculate Van der Waals Constant given Critical Temperature?
With Van der Waals Constant b (b) & Critical Temperature (Tc) we can find Van der Waals Constant given Critical Temperature using the formula - Van der Waals Constant a = (27*Van der Waals Constant b*[R]*Critical Temperature)/8. This formula also uses Universal gas constant .
What are the other ways to Calculate Van der Waals Constant a?
Here are the different ways to Calculate Van der Waals Constant a-
  • Van der Waals Constant a=(Boyle Temperature*[R]*Van der Waals Constant b)OpenImg
  • Van der Waals Constant a=(27*Critical Pressure*(Van der Waals Constant b)^2)OpenImg
  • Van der Waals Constant a=((Inversion Temperature*[R]*Van der Waals Constant b)/2)OpenImg
Can the Van der Waals Constant given Critical Temperature be negative?
Yes, the Van der Waals Constant given Critical Temperature, measured in Van Der Waals Constant a can be negative.
Which unit is used to measure Van der Waals Constant given Critical Temperature?
Van der Waals Constant given Critical Temperature is usually measured using the Pascal Square Kiloliter per Square Mole[Pa*kL²/mol²] for Van Der Waals Constant a. Pascal Square Liter per Square Millimole[Pa*kL²/mol²], Standard Atmosphere Square Liter per Square Mole[Pa*kL²/mol²], Pascal Square Hectoliter per Square Decimole[Pa*kL²/mol²] are the few other units in which Van der Waals Constant given Critical Temperature can be measured.
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