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        18660685117  lrg2020-03-23 11:34:43  LΔ79

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        ꖘO Fe2e  Fe2+ E0(Fe2+/Fe)= -0.44V
        ꎘO 2H++2e  H2  E0(H2+/H2)= 0.00V
        rO2 + 4H+ +4e  2H2O E0(O2)= 1.23V

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