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15 July, 05:49

How many moles are in a sample of Sodium that contains 1.806 x 1024 atoms?

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  1. 15 July, 09:44
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    Answer: 3 moles Na

    Explanation: To find the number of moles of Na, divide the number of atoms of Na with the Avogadro's Number.

    1.806x10²⁴ atoms Na x 1 mole Na / 6.022x10²³ atoms Na

    = 2.99 or 3 moles Na
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