The Refining of Aluminum from Bauxite Ore (Which Contains 50 $\to$

question 53

Multiple Choice

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

• A)1.3 \(\times\) 10¹³ g
• B)5.3\(\times\) 10¹³ g
• C)1.9 \(\times\) 10¹⁴ g
• D)7.6 \(\times\) 10¹⁴ g
• E)none of these

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Definitions:

Genes

Genes are the basic units of heredity in living organisms, made up of DNA, that carry the instructions for the development, functioning, and reproduction of cells.

Dominant Gene

A gene that is expressed in the phenotype over a recessive gene when an individual is heterozygous for a particular trait.

Expressed

The process of conveying or manifesting thoughts, feelings, or intentions through words, actions, or artistic expressions.

Turner's Syndrome

A chromosomal disorder affecting females, characterized by the partial or complete absence of one X chromosome, leading to various developmental issues.