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L.E.O. G.E.R. - New Providence School District · 1 Electrochemistry L.E.O. G.E.R. Cu Cu2+ + 2e Fe3+ + e Fe2+ Al + CuCl2 AlCl3 + Cu FeCl3 + H2S FeCl2 + S + HCl Cr2O72(aq)+ Cl(aq)
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