Determine the exchange current density from the information given in Exercise 25.16a. Data in Exercise 25.16a. The
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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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a The overvoltage 125 mV so the current density 550125 0...View the full answer
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