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1.Fe+H2O→ Fe3O4+H2 2.Ca+N2→ Ca3N23.Zn+KOH→ K2ZnO2+H24.Fe2O3+CO→ Fe+CO25.PbO+NH3→ Pb+H2O+N2balance the equations |
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Answer» jejidugugivkkvjvjgjfjt |
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