If steel wool (iron) is heated until it glows and is placed in a bottle containing pureoxygen, the iron reacts spectacularly to produce iron(III) oxide.msp;1.25 g of iron is heated and placed in a bottle containing 0.0204 mole of oxygen gas,what mass of iron(III) oxide is produced?

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Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".