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Chemistry, 02.06.2021 14:00 kendallnowell18

Pls help now quickly . Iron (II) sulfide reacts with oxygen to produce iron (III) oxide and sulfur dioxide. 4 FeS2 (s) + 11 O2(g) →→2 Fe2O3 (s) + 8 SO2 (8)
How many moles of FeS2 are needed to produce 10 moles of Fe2O3?
A. 4
U
B. 5
O
C. 10
D. 20

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