
what is the mass, in grams, of one copper atom?
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Use this equation:
1 Cu atom (1 mol Cu / 6.022 x 10^23 Cu atoms)(mm g Cu / 1 mol Cu) =
...where mm is the molar mass of copper.
I don't have a Periodic Table handy, so find the molar mass and use that equation.
Cheers!
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