A typical exchange current density, that for H+ discharge at platinum,is 0.79 mA cm-2 at 25°C. What is the current density at an electrode when itsoverpotential is (a) 10 mV, (b) 100 mV, (c) -5.0 V? Take a = 0.5.
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A typical exchange current density, that for H+ discharge at platinum,is 0.79 mA cm-2 at 25°C. What is the current density at an electrode when itsoverpotential is (a) 10 mV, (b) 100 mV, (c) -5.0 V? Take a = 0.5.