Pressure given Gibbs and Helmholtz Free Entropy Formula

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Pressure is the force applied perpendicular to the surface of an object per unit area over which that force is distributed. Check FAQs
P=(Φ-Ξ)TVT
P - Pressure?Φ - Helmholtz Free Entropy?Ξ - Gibbs Free Entropy?T - Temperature?VT - Volume?

Pressure given Gibbs and Helmholtz Free Entropy Example

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With units
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Here is how the Pressure given Gibbs and Helmholtz Free Entropy equation looks like with Values.

Here is how the Pressure given Gibbs and Helmholtz Free Entropy equation looks like with Units.

Here is how the Pressure given Gibbs and Helmholtz Free Entropy equation looks like.

80.9524Edit=(70Edit-10Edit)85Edit63Edit
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Pressure given Gibbs and Helmholtz Free Entropy Solution

Follow our step by step solution on how to calculate Pressure given Gibbs and Helmholtz Free Entropy?

FIRST Step Consider the formula
P=(Φ-Ξ)TVT
Next Step Substitute values of Variables
P=(70J/K-10J/K)85K63
Next Step Prepare to Evaluate
P=(70-10)8563
Next Step Evaluate
P=80.9523809523809Pa
LAST Step Rounding Answer
P=80.9524Pa

Pressure given Gibbs and Helmholtz Free Entropy Formula Elements

Variables
Pressure
Pressure is the force applied perpendicular to the surface of an object per unit area over which that force is distributed.
Symbol: P
Measurement: PressureUnit: Pa
Note: Value can be positive or negative.
Helmholtz Free Entropy
The Helmholtz Free Entropy is used to express the effect of electrostatic forces in an electrolyte on its thermodynamic state.
Symbol: Φ
Measurement: EntropyUnit: J/K
Note: Value can be positive or negative.
Gibbs Free Entropy
The Gibbs free entropy is an entropic thermodynamic potential analogous to the free energy.
Symbol: Ξ
Measurement: EntropyUnit: J/K
Note: Value can be positive or negative.
Temperature
Temperature is the degree or intensity of heat present in a substance or object.
Symbol: T
Measurement: TemperatureUnit: K
Note: Value can be positive or negative.
Volume
Volume is the amount of space that a substance or object occupies or that is enclosed within a container.
Symbol: VT
Measurement: VolumeUnit:
Note: Value should be greater than 0.

Other formulas in Second Laws of Thermodynamics category

​Go Cell Potential given Change in Gibbs Free Energy
Ecell=-ΔGn[Faraday]
​Go Classical Part of Gibbs Free Entropy given Electric Part
Ξk=(Ξentropy-Ξe)
​Go Classical Part of Helmholtz Free Entropy given Electric Part
Φk=(Φ-Φe)
​Go Electrode Potential given Gibbs Free Energy
EP=-ΔGnelectron[Faraday]

How to Evaluate Pressure given Gibbs and Helmholtz Free Entropy?

Pressure given Gibbs and Helmholtz Free Entropy evaluator uses Pressure = ((Helmholtz Free Entropy-Gibbs Free Entropy)*Temperature)/Volume to evaluate the Pressure, The Pressure given Gibbs and Helmholtz free entropy formula is defined as the change in the entropy of the system at a particular temperature and volume. Pressure is denoted by P symbol.

How to evaluate Pressure given Gibbs and Helmholtz Free Entropy using this online evaluator? To use this online evaluator for Pressure given Gibbs and Helmholtz Free Entropy, enter Helmholtz Free Entropy (Φ), Gibbs Free Entropy (Ξ), Temperature (T) & Volume (VT) and hit the calculate button.

FAQs on Pressure given Gibbs and Helmholtz Free Entropy

What is the formula to find Pressure given Gibbs and Helmholtz Free Entropy?
The formula of Pressure given Gibbs and Helmholtz Free Entropy is expressed as Pressure = ((Helmholtz Free Entropy-Gibbs Free Entropy)*Temperature)/Volume. Here is an example- 80.95238 = ((70-10)*85)/63.
How to calculate Pressure given Gibbs and Helmholtz Free Entropy?
With Helmholtz Free Entropy (Φ), Gibbs Free Entropy (Ξ), Temperature (T) & Volume (VT) we can find Pressure given Gibbs and Helmholtz Free Entropy using the formula - Pressure = ((Helmholtz Free Entropy-Gibbs Free Entropy)*Temperature)/Volume.
Can the Pressure given Gibbs and Helmholtz Free Entropy be negative?
Yes, the Pressure given Gibbs and Helmholtz Free Entropy, measured in Pressure can be negative.
Which unit is used to measure Pressure given Gibbs and Helmholtz Free Entropy?
Pressure given Gibbs and Helmholtz Free Entropy is usually measured using the Pascal[Pa] for Pressure. Kilopascal[Pa], Bar[Pa], Pound Per Square Inch[Pa] are the few other units in which Pressure given Gibbs and Helmholtz Free Entropy can be measured.
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