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Mathematics, 19.10.2019 16:00 xxxharveyweinsteinxx

If a sample of pure sodium has a mass of 8.2 grams and sodium has an average atomic mass of 22.99 g/mol, how many sodium atoms are there in the sample?

3.21 x 1021 atoms
2.15 x 1023 atoms
1.69 x 1024 atoms
1.13 x 1026 atoms

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If a sample of pure sodium has a mass of 8.2 grams and sodium has an average atomic mass of 22.99 g/...
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