Iron oxide ores, commonly a mixture of FeO and Fe₂O₃, are given the general formula Fe₃O₄. They yield elemental iron when heated to a very high temperature with either carbon monoxide or elemental hydrogen. Balance the following equations for these processes:

Transcribed Image Text:

Fe3O4(s) + H₂(g) Fe3O4(s) + CO(g) Fe(s) + H₂O(g) Fe(s) + CO₂(g)