Use data from Appendix D (Table D-2) to estimate the
Chapter 21, Problem 69(choose chapter or problem)
Use data from Appendix D (Table D-2) to estimate the minimum voltage required to electrolyze in the Hall-Hroult process, reaction (21.25). Use Show that the oxidation of the graphite anode to permits the electrolysis to occur at a lower voltage than if the electrolysis reaction were
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