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19-06-2022
Chemistry

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How many aluminum atoms are in 2.56 g of aluminum?
Express your answer to three significant figures.

Respuesta :

Khember Khember

19-06-2022

6.02×1023

Explanation:

One mole of aluminum atoms has a mass of 26.98 grams, and contains 6.02×1023 atoms. Dividing 26.986.02×1023 yields a mass of 4.48×10−23 g for one aluminum atom.

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