Upon heating in a stream of hydrogen gas, 0.688 g of a manganese oxide is reduced to metallic mangan — Stoichiometry Chemistry Question
Question
Upon heating in a stream of hydrogen gas, 0.688 g of a manganese oxide is reduced to metallic manganese and forms 0.235 g water. What is the formula of the oxide?
A.
MnO
B.✓ Correct
Mn2O3
C.
Mn3O4
D.
MnO2
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