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The Mineral Hausmannite Is a Compound of Manganese-55 and Oxygen-16

Question 101

Multiple Choice

The mineral hausmannite is a compound of manganese-55 and oxygen-16. If 72% of the mass of hausmannite is due to manganese, what is the empirical formula of hausmannite?


A) MnO
B) Mn3O
C) Mn3O4
D) Mn4O3
E) MnO3

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