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Reduced Pressure is the ratio of the actual pressure of the fluid to its critical pressure. It is dimensionless. Check FAQs
Pr=(15(TrgT'c)4((V'mV'c)-(14)))-(6(TrgT'c)(V'mV'c)((V'mV'c)-(14)))+(4((TrgT'c)2)((V'mV'c)3))
Pr - Reduced Pressure?Trg - Temperature of Real Gas?T'c - Critical Temperature of Real Gas?V'm - Molar Volume of Real Gas?V'c - Critical Molar Volume for Peng Robinson Model?

Reduced Pressure of Real Gas using Reduced Wohl Equation given Actual and Critical Parameters Example

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Here is how the Reduced Pressure of Real Gas using Reduced Wohl Equation given Actual and Critical Parameters equation looks like with Values.

Here is how the Reduced Pressure of Real Gas using Reduced Wohl Equation given Actual and Critical Parameters equation looks like with Units.

Here is how the Reduced Pressure of Real Gas using Reduced Wohl Equation given Actual and Critical Parameters equation looks like.

0.7984Edit=(15(300Edit154.4Edit)4((0.0224Edit0.0025Edit)-(14)))-(6(300Edit154.4Edit)(0.0224Edit0.0025Edit)((0.0224Edit0.0025Edit)-(14)))+(4((300Edit154.4Edit)2)((0.0224Edit0.0025Edit)3))
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Reduced Pressure of Real Gas using Reduced Wohl Equation given Actual and Critical Parameters Solution

Follow our step by step solution on how to calculate Reduced Pressure of Real Gas using Reduced Wohl Equation given Actual and Critical Parameters?

FIRST Step Consider the formula
Pr=(15(TrgT'c)4((V'mV'c)-(14)))-(6(TrgT'c)(V'mV'c)((V'mV'c)-(14)))+(4((TrgT'c)2)((V'mV'c)3))
Next Step Substitute values of Variables
Pr=(15(300K154.4K)4((0.02240.0025m³/mol)-(14)))-(6(300K154.4K)(0.02240.0025m³/mol)((0.02240.0025m³/mol)-(14)))+(4((300K154.4K)2)((0.02240.0025m³/mol)3))
Next Step Prepare to Evaluate
Pr=(15(300154.4)4((0.02240.0025)-(14)))-(6(300154.4)(0.02240.0025)((0.02240.0025)-(14)))+(4((300154.4)2)((0.02240.0025)3))
Next Step Evaluate
Pr=0.798445002134888
LAST Step Rounding Answer
Pr=0.7984

Reduced Pressure of Real Gas using Reduced Wohl Equation given Actual and Critical Parameters Formula Elements

Variables
Reduced Pressure
Reduced Pressure is the ratio of the actual pressure of the fluid to its critical pressure. It is dimensionless.
Symbol: Pr
Measurement: NAUnit: Unitless
Note: Value should be between 0 to 1.
Temperature of Real Gas
Temperature of Real Gas is the degree or intensity of heat present in a substance or object.
Symbol: Trg
Measurement: TemperatureUnit: K
Note: Value can be positive or negative.
Critical Temperature of Real Gas
Critical Temperature of Real Gas 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: T'c
Measurement: TemperatureUnit: K
Note: Value should be greater than 0.
Molar Volume of Real Gas
Molar Volume of Real Gas or Molar gas volume is one mole of any gas at a specific temperature and pressure has a fixed volume.
Symbol: V'm
Measurement: VolumeUnit:
Note: Value can be positive or negative.
Critical Molar Volume for Peng Robinson Model
Critical Molar Volume for Peng Robinson Model is the volume occupied by gas at critical temperature and pressure per mole.
Symbol: V'c
Measurement: Molar Magnetic SusceptibilityUnit: m³/mol
Note: Value can be positive or negative.

Other Formulas to find Reduced Pressure

​Go Reduced Pressure of Real Gas using Wohl Equation given Critical and Actual Parameters
Pr=([R]TrgV'm-b)-(aTrgV'm(V'm-b))+(c(Trg2)(V'm3))P,c
​Go Reduced Pressure of Real Gas using Wohl Equation given Reduced and Critical Parameters
Pr=([R](TrT'c)(V'rV'c)-b)-(a(TrT'c)(V'rV'c)((V'rV'c)-b))+(c((TrT'c)2)((V'rV'c)3))P,c
​Go Reduced Pressure of Real Gas given Wohl Parameter a, and Actual and Critical Parameters
Pr=Prga6T'c(V'c2)
​Go Reduced Pressure of Real Gas given Wohl Parameter c and Actual and Critical Parameters
Pr=Prgc4(T'c2)(V'c3)

Other formulas in Wohl Model of Real Gas category

​Go Critical Pressure of Real Gas using Wohl Equation given Wohl Parameter a
P,c=a6T'c(V'c2)
​Go Critical Pressure of Real Gas using Wohl Equation given Wohl Parameter c
P,c=c4(T'c2)(V'c3)
​Go Critical Pressure of Real Gas using Wohl Equation given Wohl Parameter b
P,c=[R]T'c15b
​Go Critical Pressure of Wohl's Real Gas using other Critical Parameters
P,c=4[R]T'c15V'c

How to Evaluate Reduced Pressure of Real Gas using Reduced Wohl Equation given Actual and Critical Parameters?

Reduced Pressure of Real Gas using Reduced Wohl Equation given Actual and Critical Parameters evaluator uses Reduced Pressure = ((15*(Temperature of Real Gas/Critical Temperature of Real Gas))/(4*((Molar Volume of Real Gas/Critical Molar Volume for Peng Robinson Model)-(1/4))))-(6/((Temperature of Real Gas/Critical Temperature of Real Gas)*(Molar Volume of Real Gas/Critical Molar Volume for Peng Robinson Model)*((Molar Volume of Real Gas/Critical Molar Volume for Peng Robinson Model)-(1/4))))+(4/(((Temperature of Real Gas/Critical Temperature of Real Gas)^2)*((Molar Volume of Real Gas/Critical Molar Volume for Peng Robinson Model)^3))) to evaluate the Reduced Pressure, The Reduced Pressure of Real Gas using Reduced Wohl Equation given Actual and Critical Parameters formula is defined as the ratio of the actual pressure of the fluid to its critical pressure. It is dimensionless. Reduced Pressure is denoted by Pr symbol.

How to evaluate Reduced Pressure of Real Gas using Reduced Wohl Equation given Actual and Critical Parameters using this online evaluator? To use this online evaluator for Reduced Pressure of Real Gas using Reduced Wohl Equation given Actual and Critical Parameters, enter Temperature of Real Gas (Trg), Critical Temperature of Real Gas (T'c), Molar Volume of Real Gas (V'm) & Critical Molar Volume for Peng Robinson Model (V'c) and hit the calculate button.

FAQs on Reduced Pressure of Real Gas using Reduced Wohl Equation given Actual and Critical Parameters

What is the formula to find Reduced Pressure of Real Gas using Reduced Wohl Equation given Actual and Critical Parameters?
The formula of Reduced Pressure of Real Gas using Reduced Wohl Equation given Actual and Critical Parameters is expressed as Reduced Pressure = ((15*(Temperature of Real Gas/Critical Temperature of Real Gas))/(4*((Molar Volume of Real Gas/Critical Molar Volume for Peng Robinson Model)-(1/4))))-(6/((Temperature of Real Gas/Critical Temperature of Real Gas)*(Molar Volume of Real Gas/Critical Molar Volume for Peng Robinson Model)*((Molar Volume of Real Gas/Critical Molar Volume for Peng Robinson Model)-(1/4))))+(4/(((Temperature of Real Gas/Critical Temperature of Real Gas)^2)*((Molar Volume of Real Gas/Critical Molar Volume for Peng Robinson Model)^3))). Here is an example- 0.115714 = ((15*(300/154.4))/(4*((0.0224/0.0025)-(1/4))))-(6/((300/154.4)*(0.0224/0.0025)*((0.0224/0.0025)-(1/4))))+(4/(((300/154.4)^2)*((0.0224/0.0025)^3))).
How to calculate Reduced Pressure of Real Gas using Reduced Wohl Equation given Actual and Critical Parameters?
With Temperature of Real Gas (Trg), Critical Temperature of Real Gas (T'c), Molar Volume of Real Gas (V'm) & Critical Molar Volume for Peng Robinson Model (V'c) we can find Reduced Pressure of Real Gas using Reduced Wohl Equation given Actual and Critical Parameters using the formula - Reduced Pressure = ((15*(Temperature of Real Gas/Critical Temperature of Real Gas))/(4*((Molar Volume of Real Gas/Critical Molar Volume for Peng Robinson Model)-(1/4))))-(6/((Temperature of Real Gas/Critical Temperature of Real Gas)*(Molar Volume of Real Gas/Critical Molar Volume for Peng Robinson Model)*((Molar Volume of Real Gas/Critical Molar Volume for Peng Robinson Model)-(1/4))))+(4/(((Temperature of Real Gas/Critical Temperature of Real Gas)^2)*((Molar Volume of Real Gas/Critical Molar Volume for Peng Robinson Model)^3))).
What are the other ways to Calculate Reduced Pressure?
Here are the different ways to Calculate Reduced Pressure-
  • Reduced Pressure=((([R]*Temperature of Real Gas)/(Molar Volume of Real Gas-Wohl Parameter b))-(Wohl Parameter a/(Temperature of Real Gas*Molar Volume of Real Gas*(Molar Volume of Real Gas-Wohl Parameter b)))+(Wohl Parameter c/((Temperature of Real Gas^2)*(Molar Volume of Real Gas^3))))/Critical Pressure for Peng Robinson ModelOpenImg
  • Reduced Pressure=((([R]*(Reduced Temperature*Critical Temperature of Real Gas))/((Reduced Molar Volume for P-R Method*Critical Molar Volume for Peng Robinson Model)-Wohl Parameter b))-(Wohl Parameter a/((Reduced Temperature*Critical Temperature of Real Gas)*(Reduced Molar Volume for P-R Method*Critical Molar Volume for Peng Robinson Model)*((Reduced Molar Volume for P-R Method*Critical Molar Volume for Peng Robinson Model)-Wohl Parameter b)))+(Wohl Parameter c/(((Reduced Temperature*Critical Temperature of Real Gas)^2)*((Reduced Molar Volume for P-R Method*Critical Molar Volume for Peng Robinson Model)^3))))/Critical Pressure for Peng Robinson ModelOpenImg
  • Reduced Pressure=Pressure of Gas/(Wohl Parameter a/(6*Critical Temperature of Real Gas*(Critical Molar Volume for Peng Robinson Model^2)))OpenImg
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