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Chromium and other metals with metallic bonding do not literally have "moles" but rather "formula units" with similar properties. The formula unit is a single atom; therefore, the number of atoms in 3 formula units is 3 times Avogadro's Number or about 1.81 X 1024 atoms.

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2012-01-11 14:58:05
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Q: How many atoms present in 3 moles of chromium?
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