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AP Chemistry/Unit 1: Atomic Structure and Properties
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Stoichiometric Calculation of Atoms

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A 0.75 mol sample of aluminum reacts completely with excess oxygen to form aluminum oxide, Al₂O₃. How many oxygen atoms are present in the product?

A

2.26 × 10^23 atoms

B

4.52 × 10^23 atoms

C

6.77 × 10^23 atoms

D

1.35 × 10^24 atoms

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