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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=Ecathode-Eanode
EMF - EMF of Cell?Ecathode - Standard Reduction Potential of Cathode?Eanode - Standard Oxidation Potential of Anode?

EMF of Due Cell Example

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Here is how the EMF of Due Cell equation looks like with Values.

Here is how the EMF of Due Cell equation looks like with Units.

Here is how the EMF of Due Cell equation looks like.

45Edit=100Edit-55Edit
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HomeIcon Home » Category Chemistry » Category Electrochemistry » Category EMF of Concentration Cell » fx EMF of Due Cell

EMF of Due Cell Solution

Follow our step by step solution on how to calculate EMF of Due Cell?

FIRST Step Consider the formula
EMF=Ecathode-Eanode
Next Step Substitute values of Variables
∴ EMF=100V-55V
Next Step Prepare to Evaluate
∴ EMF=100-55
LAST Step Evaluate
∴EMF=45V

EMF of Due Cell Formula Elements

Variables
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 CellOpen Variable
Standard Reduction Potential of Cathode
The Standard Reduction Potential of Cathode the reduction potential of a cathode under specific, standard conditions.
Symbol: Ecathode
Measurement: Electric PotentialUnit: V
Note: Value can be positive or negative.
Formulas to find Standard Reduction Potential of CathodeOpen Variable
Standard Oxidation Potential of Anode
The Standard Oxidation Potential of Anode measures the tendency for a given chemical species to be oxidized as opposed to be reduced.
Symbol: Eanode
Measurement: Electric PotentialUnit: V
Note: Value can be positive or negative.
Formulas to find Standard Oxidation Potential of AnodeOpen Variable

Other Formulas to find EMF of Cell

​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(m2⋅γ2m1⋅γ1))
​Go EMF of Concentration Cell without Transference given Concentration and Fugacity
EMF=2⋅([R]⋅T[Faraday])⋅ln(c2⋅f2c1⋅f1)
​Go EMF of Concentration Cell without Transference for Dilute Solution given Concentration
EMF=2⋅([R]⋅T[Faraday])⋅ln((c2c1))

How to Evaluate EMF of Due Cell?

EMF of Due Cell evaluator uses EMF of Cell = Standard Reduction Potential of Cathode-Standard Oxidation Potential of Anode to evaluate the EMF of Cell, The EMF of Due Cell formula is defined as the maximum potential difference between two electrodes of a galvanic or voltaic cell. EMF of Cell is denoted by EMF symbol.

How to evaluate EMF of Due Cell using this online evaluator? To use this online evaluator for EMF of Due Cell, enter Standard Reduction Potential of Cathode (Ecathode) & Standard Oxidation Potential of Anode (Eanode) and hit the calculate button.

FAQs on EMF of Due Cell

What is the formula to find EMF of Due Cell?
The formula of EMF of Due Cell is expressed as EMF of Cell = Standard Reduction Potential of Cathode-Standard Oxidation Potential of Anode. Here is an example- 45 = 100-55.
How to calculate EMF of Due Cell?
With Standard Reduction Potential of Cathode (Ecathode) & Standard Oxidation Potential of Anode (Eanode) we can find EMF of Due Cell using the formula - EMF of Cell = Standard Reduction Potential of Cathode-Standard Oxidation Potential of Anode.
What are the other ways to Calculate EMF of Cell?
Here are the different ways to Calculate EMF of Cell-
  • 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
  • EMF of Cell=2*(([R]*Temperature)/[Faraday])*ln((Cathodic Concentration*Cathodic Fugacity)/(Anodic Concentration*Anodic Fugacity))OpenImg
Can the EMF of Due Cell be negative?
Yes, the EMF of Due Cell, measured in Electric Potential can be negative.
Which unit is used to measure EMF of Due Cell?
EMF of Due Cell 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 Due Cell can be measured.
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