The Refining of Aluminum from Bauxite Ore (Which Contains 50

question 28

Multiple Choice

The refining of aluminum from bauxite ore (which contains 50.% Al₂O₃ by mass) proceeds by the overall reaction 2Al₂O₃ + 3C  4Al + 3CO₂. How much bauxite ore is required to give the 5.0  10¹³ g of aluminum produced each year in the United States? (Assume 100% conversion.)

• A) 1.9  10¹⁴ g
• B) 7.6  10¹⁴ g
• C) 1.3  10¹³ g
• D) 5.3  10¹³ g

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