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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=2([R]T[Faraday])ln(c2f2c1f1)
EMF - EMF of Cell?T - Temperature?c2 - Cathodic Concentration?f2 - Cathodic Fugacity?c1 - Anodic Concentration?f1 - Anodic Fugacity?[R] - Universal gas constant?[Faraday] - Faraday constant?

EMF of Concentration Cell without Transference given Concentration and Fugacity Example

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With units
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Here is how the EMF of Concentration Cell without Transference given Concentration and Fugacity equation looks like with Values.

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

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

0.0421Edit=2(8.314585Edit96485.3321)ln(2.45Edit52Edit0.6Edit12Edit)
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EMF of Concentration Cell without Transference given Concentration and Fugacity Solution

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

FIRST Step Consider the formula
EMF=2([R]T[Faraday])ln(c2f2c1f1)
Next Step Substitute values of Variables
EMF=2([R]85K[Faraday])ln(2.45mol/L52Pa0.6mol/L12Pa)
Next Step Substitute values of Constants
EMF=2(8.314585K96485.3321)ln(2.45mol/L52Pa0.6mol/L12Pa)
Next Step Convert Units
EMF=2(8.314585K96485.3321)ln(2450mol/m³52Pa600mol/m³12Pa)
Next Step Prepare to Evaluate
EMF=2(8.31458596485.3321)ln(24505260012)
Next Step Evaluate
EMF=0.0420915902590913V
LAST Step Rounding Answer
EMF=0.0421V

EMF of Concentration Cell without Transference given Concentration and Fugacity 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.
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.
Cathodic Concentration
The Cathodic Concentration is the molar concentration of electrolytes present in the cathodic half cell.
Symbol: c2
Measurement: Molar ConcentrationUnit: mol/L
Note: Value can be positive or negative.
Cathodic Fugacity
The Cathodic Fugacity is a thermodynamic property of a real gas which if substituted for the pressure or partial pressure in the equations for an ideal gas gives equations applicable to the real gas.
Symbol: f2
Measurement: PressureUnit: Pa
Note: Value can be positive or negative.
Anodic Concentration
The Anodic concentration is the molar concentration of electrolytes present in the anodic half cell.
Symbol: c1
Measurement: Molar ConcentrationUnit: mol/L
Note: Value can be positive or negative.
Anodic Fugacity
The Anodic fugacity is a thermodynamic property of a real gas which if substituted for the pressure or partial pressure in the equations for an ideal gas gives equations applicable to the real gas.
Symbol: f1
Measurement: PressureUnit: Pa
Note: Value can be positive or negative.
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
ln
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=Ecathode-Eanode
​Go EMF of Concentration Cell without Transference given Activities
EMF=([R]T[Faraday])(ln(a2a1))
​Go EMF of Concentration Cell without Transference given Molalities and Activity Coefficient
EMF=2([R]T[Faraday])(ln(m2γ2m1γ1))
​Go EMF of Concentration Cell without Transference for Dilute Solution given Concentration
EMF=2([R]T[Faraday])ln((c2c1))

How to Evaluate EMF of Concentration Cell without Transference given Concentration and Fugacity?

EMF of Concentration Cell without Transference given Concentration and Fugacity evaluator uses EMF of Cell = 2*(([R]*Temperature)/[Faraday])*ln((Cathodic Concentration*Cathodic Fugacity)/(Anodic Concentration*Anodic Fugacity)) to evaluate the EMF of Cell, The EMF of concentration cell without transference given concentration and fugacity formula is defined as the relation with concentration and fugacity of electrolytes at a particular temperature. EMF of Cell is denoted by EMF symbol.

How to evaluate EMF of Concentration Cell without Transference given Concentration and Fugacity using this online evaluator? To use this online evaluator for EMF of Concentration Cell without Transference given Concentration and Fugacity, enter Temperature (T), Cathodic Concentration (c2), Cathodic Fugacity (f2), Anodic Concentration (c1) & Anodic Fugacity (f1) and hit the calculate button.

FAQs on EMF of Concentration Cell without Transference given Concentration and Fugacity

What is the formula to find EMF of Concentration Cell without Transference given Concentration and Fugacity?
The formula of EMF of Concentration Cell without Transference given Concentration and Fugacity is expressed as EMF of Cell = 2*(([R]*Temperature)/[Faraday])*ln((Cathodic Concentration*Cathodic Fugacity)/(Anodic Concentration*Anodic Fugacity)). Here is an example- 0.042092 = 2*(([R]*85)/[Faraday])*ln((2450*52)/(600*12)).
How to calculate EMF of Concentration Cell without Transference given Concentration and Fugacity?
With Temperature (T), Cathodic Concentration (c2), Cathodic Fugacity (f2), Anodic Concentration (c1) & Anodic Fugacity (f1) we can find EMF of Concentration Cell without Transference given Concentration and Fugacity using the formula - EMF of Cell = 2*(([R]*Temperature)/[Faraday])*ln((Cathodic Concentration*Cathodic Fugacity)/(Anodic Concentration*Anodic Fugacity)). This formula also uses Universal gas constant, Faraday constant and Natural Logarithm (ln) 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 AnodeOpenImg
  • EMF of Cell=(([R]*Temperature)/[Faraday])*(ln(Cathodic Ionic Activity/Anodic Ionic Activity))OpenImg
  • EMF of Cell=2*(([R]*Temperature)/[Faraday])*(ln((Cathodic Electrolyte Molality*Cathodic Activity Coefficient)/(Anodic Electrolyte Molality*Anodic Activity Coefficient)))OpenImg
Can the EMF of Concentration Cell without Transference given Concentration and Fugacity be negative?
Yes, the EMF of Concentration Cell without Transference given Concentration and Fugacity, measured in Electric Potential can be negative.
Which unit is used to measure EMF of Concentration Cell without Transference given Concentration and Fugacity?
EMF of Concentration Cell without Transference given Concentration and Fugacity 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 Concentration and Fugacity can be measured.
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