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19-02-2024
Chemistry

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The radius of a strontium atom is 2.15 A˚ . How many strontium atoms would have to be laid side-by-side to give a row of strontium atoms 1.00 in. long? Assume that the atoms are spherical.
a) 1.5 x 10^9
b) 2.3 x 10^9
c) 4.7 x 10^9
d) 5.8 x 10^9

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