Question: Determine the exchange current density from the information given in Exercise 25.16a. Data in Exercise 25.16a. The transfer coefficient of a certain electrode in contact

Determine the exchange current density from the information given in Exercise 25.16a.

Data in Exercise 25.16a.

The transfer coefficient of a certain electrode in contact with M³⁺ and M⁴⁺ in aqueous solution at 25°C is 0.39. The current density is found to be 55.0 mA cm⁻² when the overvoltage is 125 mV. What is the overvoltage required for a current density of 75 mA cm⁻²?

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