How Many Grams of Sulfuric Acid,H₂SO₄,can Be Obtained from 400

question 85

Multiple Choice

How many grams of sulfuric acid,H₂SO₄,can be obtained from 400 grams of iron ore if the ore is 80.0% by mass FeS? The reactions involved are given below.
4 FeS + 7O₂ → 2 Fe₂O₃ + 4 SO₂
2 SO₂ + O₂ → 2 SO₃
SO₃ + H₂O → H₂SO₄

• A)557 g
• B)446 g
• C)357 g
• D)287 g
• E)89.3 g

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