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EMF of Concentration Cell without Transference given Activities Formula

GoEMF of Due Cell Formula

GoEMF of Concentration Cell without Transference given Molalities and Activity Coefficient Formula

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The EMF of Cell or electromotive force of a cell is the maximum potential difference between two electrodes of a cell. Check FAQs

EMF = (\frac{[R] \cdot T}{[Faraday]}) \cdot (\ln (\frac{a 2}{a 1}))

EMF - EMF of Cell?T - Temperature?a₂ - Cathodic Ionic Activity?a₁ - Anodic Ionic Activity?[R] - Universal gas constant?[Faraday] - Faraday constant?

EMF of Concentration Cell without Transference given Activities Example

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Here is how the EMF of Concentration Cell without Transference given Activities equation looks like with Values.

Here is how the EMF of Concentration Cell without Transference given Activities equation looks like with Units.

Here is how the EMF of Concentration Cell without Transference given Activities equation looks like.

0.0043 = (\frac{8.3145 \cdot 85}{96485.3321}) \cdot (\ln (\frac{0.36}{0.2}))

0.0043V = (\frac{8.3145 \cdot 85K}{96485.3321}) \cdot (\ln (\frac{0.36mol/kg}{0.2mol/kg}))

0.0043 = (\frac{8.3145 \cdot 85}{96485.3321}) \cdot (\ln (\frac{0.36}{0.2}))

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EMF of Concentration Cell » fx EMF of Concentration Cell without Transference given Activities

EMF of Concentration Cell without Transference given Activities Solution

Follow our step by step solution on how to calculate EMF of Concentration Cell without Transference given Activities?

FIRST Step Consider the formula

EMF = (\frac{[R] \cdot T}{[Faraday]}) \cdot (\ln (\frac{a 2}{a 1}))

Next Step Substitute values of Variables

∴

EMF = (\frac{[R] \cdot 85K}{[Faraday]}) \cdot (\ln (\frac{0.36mol/kg}{0.2mol/kg}))

Next Step Substitute values of Constants

∴

EMF = (\frac{8.3145 \cdot 85K}{96485.3321}) \cdot (\ln (\frac{0.36mol/kg}{0.2mol/kg}))

Next Step Prepare to Evaluate

∴

EMF = (\frac{8.3145 \cdot 85}{96485.3321}) \cdot (\ln (\frac{0.36}{0.2}))

Next Step Evaluate

∴

EMF = 0.00430538054187815V

LAST Step Rounding Answer

∴

EMF = 0.0043V

EMF of Concentration Cell without Transference given Activities Formula Elements

Variables

Constants

Functions

EMF of Cell

The EMF of Cell or electromotive force of a cell is the maximum potential difference between two electrodes of a cell.

Symbol: EMF

Measurement: Electric PotentialUnit: V

Note: Value can be positive or negative.

Formulas to find EMF of Cell

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.

Formulas to find Temperature

Cathodic Ionic Activity

Cathodic Ionic Activity is the measure of the effective concentration of a molecule or ionic species in a cathodic half-cell.

Symbol: a₂

Measurement: MolalityUnit: mol/kg

Note: Value can be positive or negative.

Formulas to find Cathodic Ionic Activity

Anodic Ionic Activity

The Anodic Ionic Activity is the measure of the effective concentration of a molecule or ionic species in an anodic half cell.

Symbol: a₁

Measurement: MolalityUnit: mol/kg

Note: Value can be positive or negative.

Formulas to find Anodic Ionic Activity

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

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

The natural logarithm, also known as the logarithm to the base e, is the inverse function of the natural exponential function.

Syntax: ln(Number)

Other Formulas to find EMF of Cell

Go EMF of Due Cell

EMF = E cathode - E anode

Go EMF of Concentration Cell without Transference given Molalities and Activity Coefficient

EMF = 2 \cdot (\frac{[R] \cdot T}{[Faraday]}) \cdot (\ln (\frac{m 2 \cdot γ 2}{m 1 \cdot γ 1}))

Go EMF of Concentration Cell without Transference given Concentration and Fugacity

EMF = 2 \cdot (\frac{[R] \cdot T}{[Faraday]}) \cdot \ln (\frac{c 2 \cdot f 2}{c 1 \cdot f 1})

Go EMF of Concentration Cell without Transference for Dilute Solution given Concentration

EMF = 2 \cdot (\frac{[R] \cdot T}{[Faraday]}) \cdot \ln ((\frac{c 2}{c 1}))

How to Evaluate EMF of Concentration Cell without Transference given Activities?

EMF of Concentration Cell without Transference given Activities evaluator uses EMF of Cell = (([R]*Temperature)/[Faraday])*(ln(Cathodic Ionic Activity/Anodic Ionic Activity)) to evaluate the EMF of Cell, The EMF of concentration cell without transference given activities formula is defined as the relation with the ionic activity of cathodic and anodic electrolyte at a particular temperature. EMF of Cell is denoted by EMF symbol.

How to evaluate EMF of Concentration Cell without Transference given Activities using this online evaluator? To use this online evaluator for EMF of Concentration Cell without Transference given Activities, enter Temperature (T), Cathodic Ionic Activity (a₂) & Anodic Ionic Activity (a₁) and hit the calculate button.

FAQs on EMF of Concentration Cell without Transference given Activities

What is the formula to find EMF of Concentration Cell without Transference given Activities?

The formula of EMF of Concentration Cell without Transference given Activities is expressed as EMF of Cell = (([R]*Temperature)/[Faraday])*(ln(Cathodic Ionic Activity/Anodic Ionic Activity)). Here is an example- 0.004305 = (([R]*85)/[Faraday])*(ln(0.36/0.2)).

How to calculate EMF of Concentration Cell without Transference given Activities?

With Temperature (T), Cathodic Ionic Activity (a₂) & Anodic Ionic Activity (a₁) we can find EMF of Concentration Cell without Transference given Activities using the formula - EMF of Cell = (([R]*Temperature)/[Faraday])*(ln(Cathodic Ionic Activity/Anodic Ionic Activity)). This formula also uses Universal gas constant, Faraday constant and Natural Logarithm Function function(s).

What are the other ways to Calculate EMF of Cell?

Here are the different ways to Calculate EMF of Cell-

EMF of Cell=Standard Reduction Potential of Cathode-Standard Oxidation Potential of Anode
EMF of Cell=2*(([R]*Temperature)/[Faraday])*(ln((Cathodic Electrolyte Molality*Cathodic Activity Coefficient)/(Anodic Electrolyte Molality*Anodic Activity Coefficient)))
EMF of Cell=2*(([R]*Temperature)/[Faraday])*ln((Cathodic Concentration*Cathodic Fugacity)/(Anodic Concentration*Anodic Fugacity))

Can the EMF of Concentration Cell without Transference given Activities be negative?

Yes, the EMF of Concentration Cell without Transference given Activities, measured in Electric Potential can be negative.

Which unit is used to measure EMF of Concentration Cell without Transference given Activities?

EMF of Concentration Cell without Transference given Activities is usually measured using the Volt[V] for Electric Potential. Millivolt[V], Microvolt[V], Nanovolt[V] are the few other units in which EMF of Concentration Cell without Transference given Activities can be measured.

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: Unit

EMF of Concentration Cell without Transference given Activities Formula

​GoEMF of Due Cell Formula

​GoEMF of Concentration Cell without Transference given Molalities and Activity Coefficient Formula

EMF of Concentration Cell without Transference given Activities Example

EMF of Concentration Cell without Transference given Activities Solution

EMF of Concentration Cell without Transference given Activities Formula Elements

Other Formulas to find EMF of Cell

How to Evaluate EMF of Concentration Cell without Transference given Activities?

FAQs on EMF of Concentration Cell without Transference given Activities

Variable Name

GoEMF of Due Cell Formula

GoEMF of Concentration Cell without Transference given Molalities and Activity Coefficient Formula