An oxide of manganese contains 2.29 g of manganese per gram of oxygen. What is the empirical formula of this compound? | Stoichiometry

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An oxide of manganese contains 2.29 g of manganese per gram of oxygen. What is the empirical formula of this compound?

MnO

MnO₂

Mn₂O₃

✓ Correct

MnO₃

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