4Au(s) + 16KCN(aq) + 3O2(g) + 6H2O(l) --> 4KAu(CN)4(aq) +12KOH(aq) Balance using half reaction method. show all steps
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O Au KCN KAuCN4 R O2 2H2O b Balance the oxygen atoms Check if there are the same numbers of oxygen atoms on the left and right side if they arent equilibrate these atoms by adding water molecules O Au KCN KAuCN4 R O2 2H2O c Balance the hydrogen atoms Check if there are the same numbers of hydrogen atoms
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