## Half Potential Solution

STEP 0: Pre-Calculation Summary
Formula Used
Half Potential = 0.5*(Anodic Potential+Cathodic Potential)
E1/2 = 0.5*(Epa+Epc)
This formula uses 3 Variables
Variables Used
Half Potential - Half Potential is the potential of each half cell in an electrochemical cell. The overall potential of an electrochemical cell is the total potential of the two half cells.
Anodic Potential - Anodic Potential is defined as electrode potential were the metal ions will be pulled away the electrode.
Cathodic Potential - (Measured in Volt per Meter) - Cathodic Potential is defined as electrode potential were the metal ions will be pulled towards the electrode.
STEP 1: Convert Input(s) to Base Unit
Anodic Potential: 4.5 --> No Conversion Required
Cathodic Potential: 3.5 Volt per Meter --> 3.5 Volt per Meter No Conversion Required
STEP 2: Evaluate Formula
Substituting Input Values in Formula
E1/2 = 0.5*(Epa+Epc) --> 0.5*(4.5+3.5)
Evaluating ... ...
E1/2 = 4
STEP 3: Convert Result to Output's Unit
4 --> No Conversion Required
4 <-- Half Potential
(Calculation completed in 00.004 seconds)
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## Credits

Created by Torsha_Paul
University of Calcutta (CU), Kolkata
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National University of Judicial Science (NUJS), Kolkata
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## < 25 Potentiometry and Voltametry Calculators

Number of Electron given CI
Number of electrons given CI = (Cathodic Current/(2.69*(10^8)*Area of Electrode*Concentration given CI*(Diffusion Constant^0.5)*(Sweep Rate^0.5)))^(2/3)
Maximum Diffusion Current
Maximum Diffusion Current = 708*Moles of Analyte*(Diffusion Constant^(1/2))*(Rate of Flow of Mercury^(2/3))*(Drop Time^(1/6))*Concentration at given time
Area of Electrode
Area of Electrode = (Cathodic Current/(2.69*(10^8)*Number of electrons given CI*Concentration given CI*(Diffusion Constant^0.5)*(Sweep Rate^0.5)))^(2/3)
Concentration given CI
Concentration given CI = Cathodic Current/(2.69*(10^8)*(Number of electrons given CI^1.5)*Area of Electrode*(Diffusion Constant^0.5)*(Sweep Rate^0.5))
Cathodic Current
Cathodic Current = 2.69*(10^8)*(Number of electrons given CI^1.5)*Area of Electrode*Concentration given CI*(Diffusion Constant^0.5)*(Sweep Rate^0.5)
Diffusion Constant given Current
Diffusion Constant = (Cathodic Current/(2.69*(10^8)*Number of electrons given CI*Concentration given CI*(Sweep Rate^0.5)*Area of Electrode))^(4/3)
Sweep Rate
Sweep Rate = (Cathodic Current/(2.69*(10^8)*Number of electrons given CI*Concentration given CI*(Diffusion Constant^0.5)*Area of Electrode))^(4/3)
Current in Potentiometry
Current in Potentiometry = (Cell Potential in Potentiometry-Applied Potential in Potentiometry)/Resistance in Potentiometry
Applied Potential
Applied Potential in Potentiometry = Cell Potential in Potentiometry+(Current in Potentiometry*Resistance in Potentiometry)
EMF at Cell Junction
Junction EMF = Cell Potential in Potentiometry-Indicator EMF+Reference EMF
Cell Potential
Cell Potential in Potentiometry = Indicator EMF-Reference EMF+Junction EMF
Indicator EMF
Indicator EMF = Reference EMF-Junction EMF+Cell Potential in Potentiometry
Reference EMF
Reference EMF = Indicator EMF+Junction EMF-Cell Potential in Potentiometry
Number of Moles of Electron
Moles of Electron = Charge given Moles/(Moles of Analyte*[Faraday])
Moles of Analyte
Moles of Analyte = Charge given Moles/(Moles of Electron*[Faraday])
Charge given Moles
Charge given Moles = Moles of Electron*Moles of Analyte*[Faraday]
Potentiometric Concentration
Concentration at given time = Potentiometric Current/Potentiometric Constant
Potentiometric Constant
Potentiometric Constant = Potentiometric Current/Concentration at given time
Potentiometric Current
Potentiometric Current = Potentiometric Constant*Concentration at given time
Moles of Electron given Potentials
Moles of Electron = 57/(Anodic Potential-Cathodic Potential)
Cathodic Potential
Cathodic Potential = Anodic Potential-(57/Moles of Electron)
Anodic Potential
Anodic Potential = Cathodic Potential+(57/Moles of Electron)
Cathodic Potential given half potential
Cathodic Potential = (Half Potential/0.5)-Anodic Potential
Anodic Potential given half potential
Anodic Potential = (Half Potential/0.5)-Cathodic Potential
Half Potential
Half Potential = 0.5*(Anodic Potential+Cathodic Potential)

## Half Potential Formula

Half Potential = 0.5*(Anodic Potential+Cathodic Potential)
E1/2 = 0.5*(Epa+Epc)

## What is the half-cell potential theory?

In one half cell, the oxidation of a metal electrode occurs, and in the other half cell, the reduction of metal ions in solution occurs. The half cell essentially consists of a metal electrode of a certain metal submerged in an aqueous solution of the same metal ions.

## How to Calculate Half Potential?

Half Potential calculator uses Half Potential = 0.5*(Anodic Potential+Cathodic Potential) to calculate the Half Potential, The Half Potential formula is defined as the potential of each half cell in an electrochemical cell. The overall potential of an electrochemical cell is the total potential of the two half cells. Half Potential is denoted by E1/2 symbol.

How to calculate Half Potential using this online calculator? To use this online calculator for Half Potential, enter Anodic Potential (Epa) & Cathodic Potential (Epc) and hit the calculate button. Here is how the Half Potential calculation can be explained with given input values -> 5.5 = 0.5*(4.5+3.5).

### FAQ

What is Half Potential?
The Half Potential formula is defined as the potential of each half cell in an electrochemical cell. The overall potential of an electrochemical cell is the total potential of the two half cells and is represented as E1/2 = 0.5*(Epa+Epc) or Half Potential = 0.5*(Anodic Potential+Cathodic Potential). Anodic Potential is defined as electrode potential were the metal ions will be pulled away the electrode & Cathodic Potential is defined as electrode potential were the metal ions will be pulled towards the electrode.
How to calculate Half Potential?
The Half Potential formula is defined as the potential of each half cell in an electrochemical cell. The overall potential of an electrochemical cell is the total potential of the two half cells is calculated using Half Potential = 0.5*(Anodic Potential+Cathodic Potential). To calculate Half Potential, you need Anodic Potential (Epa) & Cathodic Potential (Epc). With our tool, you need to enter the respective value for Anodic Potential & Cathodic Potential and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.
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