hunnie29 hunnie29

29-09-2016
Chemistry

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the radius of an atom of gold is 1.35 angstrom how many would have to be lined up to span 1.0 mm

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Аноним Аноним

29-09-2016

(1.35 x 2 x 10^-10 m/atom) = 2.0 x 10^7 atoms

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