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Jessica B.

asked • 09/18/20

Rank the elements in the table below in order from least to greatest number of atoms.

Element: Mass:

He 12.9

Be 15.9

Mg 36.4

Ca 87.2

The atoms that I calculated:

1.94x10^24 He

1.06x10^24 Be

9.03x10^23 Mg

1.31x10^24 Ca

But I am unsure on how to rank them least to greatest.

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