Magnetite is a binary compound containing only iron and oxygen. The percent, by weight, of iron is 72.360%. What is the empirical formula of magnetite?

Name: Magnetite is a binary compound containing only iron and oxygen. The percent, by weight, of iron is 72.360%. What is the empirical formula of magnetite?
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Question

Quizplus · Accepted Answer

The empirical formula of magnetite is Fe₃O₄. The percent composition by weight of iron in Fe₃O₄ is approximately 72.360%, which matches the given percentage.

Magnetite Is a Binary Compound Containing Only Iron and Oxygen