20. Electrochemistry
Cell Potential: The Nernst Equation
0:56 minutes
Problem 103
Textbook Question
Textbook QuestionAt one time on Earth, iron was present mostly as iron(II). Later, once plants had produced a significant quantity of oxygen in the atmosphere, the iron became oxidized to iron(III). Show that Fe2+(aq) can be spontaneously oxidized to Fe3+(aq) by O2(g) at 25°C assuming the following reasonable environmental conditions:
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