A 7.50 g sample of pyrite (FeS2) contains 3.49 g of iron.What are the percentages of iron and sulfur in pyrite (also known as “Fool’s Gold” because of its golden

A 7.50 g sample of pyrite (FeS2) contains 3.49 g of iron.What are the percentages of iron and sulfur in pyrite (also known as “Fool’s Gold” because of its golden color)?
A)57.4% Fe and 42.6% S
B)66.7% Fe and 33.3% S
C)33.3% Fe and 66.7% S
D)46.5% Fe and 53.5% S
E)53.5% Fe and 46.5% S


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