03-01-2017
Chemistry

contestada

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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03-01-2017

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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