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19 February, 21:44

When iron metal reacts with oxygen, the reaction can form Fe2O3. Write a balanced chemical equation for this reaction, and find the number of moles of oxygen that are needed to form 6 mol of Fe2O3

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  1. 19 February, 23:23
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    4Fe + 3O2 - > 2Fe2O3

    triple it to get 6 Moles of Fe2O3

    12Fe + 9O2 - > 6Fe2O3

    so 9 moles of diatomic oxygen are required
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