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20-02-2024
Chemistry

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How many aluminum atoms are there in 3.50 grams of Al₂O₃? (Al-27 g/mol; 0=16 g/mol)

A. 1.68 x 10²²
B. 2.07 x 10²²
C. 4.13 x 10²²
D. 4.90 x 10²²

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