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Standard Change in Gibbs Free Energy given Standard Cell Potential Formula

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The Standard Gibbs Free Energy is a standard thermodynamic potential that can be used to calculate the maximum of reversible work performed by a standard system at constant temperature and pressure. Check FAQs

ΔG° = - (n) \cdot [Faraday] \cdot Eo cell

ΔG° - Standard Gibbs Free Energy?n - Moles of Electron Transferred?Eo_cell - Standard Cell Potential?[Faraday] - Faraday constant?

Standard Change in Gibbs Free Energy given Standard Cell Potential Example

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Here is how the Standard Change in Gibbs Free Energy given Standard Cell Potential equation looks like with Values.

Here is how the Standard Change in Gibbs Free Energy given Standard Cell Potential equation looks like with Units.

Here is how the Standard Change in Gibbs Free Energy given Standard Cell Potential equation looks like.

-771.8827 = - (4) \cdot 96485.3321 \cdot 2

-771.8827KJ = - (4) \cdot 96485.3321 \cdot 2V

-771.8827 = - (4) \cdot 96485.3321 \cdot 2

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Standard Change in Gibbs Free Energy given Standard Cell Potential Solution

Follow our step by step solution on how to calculate Standard Change in Gibbs Free Energy given Standard Cell Potential?

FIRST Step Consider the formula

ΔG° = - (n) \cdot [Faraday] \cdot Eo cell

Next Step Substitute values of Variables

∴

ΔG° = - (4) \cdot [Faraday] \cdot 2V

Next Step Substitute values of Constants

∴

ΔG° = - (4) \cdot 96485.3321 \cdot 2V

Next Step Prepare to Evaluate

∴

ΔG° = - (4) \cdot 96485.3321 \cdot 2

Next Step Evaluate

∴

ΔG° = -771882.65696J

Next Step Convert to Output's Unit

∴

ΔG° = -771.88265696KJ

LAST Step Rounding Answer

∴

ΔG° = -771.8827KJ

Standard Change in Gibbs Free Energy given Standard Cell Potential Formula Elements

Variables

Constants

Standard Gibbs Free Energy

The Standard Gibbs Free Energy is a standard thermodynamic potential that can be used to calculate the maximum of reversible work performed by a standard system at constant temperature and pressure.

Symbol: ΔG°

Measurement: EnergyUnit: KJ

Note: Value can be positive or negative.

Formulas to find Standard Gibbs Free Energy

Moles of Electron Transferred

The Moles of Electron Transferred is the amount of electrons taking part in the cell reaction.

Symbol: n

Measurement: NAUnit: Unitless

Note: Value can be positive or negative.

Formulas to find Moles of Electron Transferred

Standard Cell Potential

The Standard cell potential is defined as The value of the standard emf of a cell in which molecular hydrogen under standard pressure is oxidized to solvated protons at the left-hand electrode.

Symbol: Eo_cell

Measurement: Electric PotentialUnit: V

Note: Value can be positive or negative.

Formulas to find Standard Cell Potential

Faraday constant

Faraday constant represents the charge of one mole of electrons and is used in electrochemistry to relate the amount of substance undergoing oxidation.

Symbol: [Faraday]

Value: 96485.33212

Other formulas in Important Formulas of Gibbs Free Energy and Entropy and Helmholtz Free Energy and Entropy category

Go Change in Gibbs Free Energy given Cell Potential

G = (- n \cdot [Faraday] \cdot E cell)

Go Moles of Electron Transferred given Change in Gibbs Free Energy

n = \frac{- G}{[Faraday] \cdot E cell}

Go Moles of Electron Transferred given Standard Change in Gibbs Free Energy

n = - \frac{ΔG°}{[Faraday] \cdot Eo cell}

Go Standard Cell Potential given Standard Change in Gibbs Free Energy

Eo cell = - \frac{ΔG°}{n \cdot [Faraday]}

How to Evaluate Standard Change in Gibbs Free Energy given Standard Cell Potential?

Standard Change in Gibbs Free Energy given Standard Cell Potential evaluator uses Standard Gibbs Free Energy = -(Moles of Electron Transferred)*[Faraday]*Standard Cell Potential to evaluate the Standard Gibbs Free Energy, The Standard change in Gibbs free energy given standard cell potential formula is defined as the negative product of standard cell potential to the total charge transferred during the reaction (nF). Standard Gibbs Free Energy is denoted by ΔG° symbol.

How to evaluate Standard Change in Gibbs Free Energy given Standard Cell Potential using this online evaluator? To use this online evaluator for Standard Change in Gibbs Free Energy given Standard Cell Potential, enter Moles of Electron Transferred (n) & Standard Cell Potential (Eo_cell) and hit the calculate button.

FAQs on Standard Change in Gibbs Free Energy given Standard Cell Potential

What is the formula to find Standard Change in Gibbs Free Energy given Standard Cell Potential?

The formula of Standard Change in Gibbs Free Energy given Standard Cell Potential is expressed as Standard Gibbs Free Energy = -(Moles of Electron Transferred)*[Faraday]*Standard Cell Potential. Here is an example- -771882.65696 = -(4)*[Faraday]*2.

How to calculate Standard Change in Gibbs Free Energy given Standard Cell Potential?

With Moles of Electron Transferred (n) & Standard Cell Potential (Eo_cell) we can find Standard Change in Gibbs Free Energy given Standard Cell Potential using the formula - Standard Gibbs Free Energy = -(Moles of Electron Transferred)*[Faraday]*Standard Cell Potential. This formula also uses Faraday constant .

Can the Standard Change in Gibbs Free Energy given Standard Cell Potential be negative?

Yes, the Standard Change in Gibbs Free Energy given Standard Cell Potential, measured in Energy can be negative.

Which unit is used to measure Standard Change in Gibbs Free Energy given Standard Cell Potential?

Standard Change in Gibbs Free Energy given Standard Cell Potential is usually measured using the Kilojoule[KJ] for Energy. Joule[KJ], Gigajoule[KJ], Megajoule[KJ] are the few other units in which Standard Change in Gibbs Free Energy given Standard Cell Potential can be measured.

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Standard Change in Gibbs Free Energy given Standard Cell Potential Formula

Standard Change in Gibbs Free Energy given Standard Cell Potential Example

Standard Change in Gibbs Free Energy given Standard Cell Potential Solution

Standard Change in Gibbs Free Energy given Standard Cell Potential Formula Elements

Other formulas in Important Formulas of Gibbs Free Energy and Entropy and Helmholtz Free Energy and Entropy category

How to Evaluate Standard Change in Gibbs Free Energy given Standard Cell Potential?

FAQs on Standard Change in Gibbs Free Energy given Standard Cell Potential

Variable Name