A sample of an iron and oxygen ore has a mass of 35.8 grams. The iron in the compound has a mass of 27.9 grams. What is the percent iron in the ore? - McqsHome

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A sample of an iron and oxygen ore has a mass of 35.8 grams. The iron in the compound has a mass of 27.9 grams. What is the percent iron in the ore?

(A) 74% Fe

(B) 75% Fe

(C) 77% Fe

(D) 78% Fe

Submitted By :Ali Uppal

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