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23 January, 11:53

If you have 8.46x10^24 atoms of calcium, how many grams of calcium do you have?

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  1. 23 January, 13:41
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    562g

    Explanation:

    Molar mass of Ca = 40g/mol

    1 mol gives 6.02*10^23 atoms

    Xmol of Ca gives 8.46*10^24 atoms

    X = 14.05 mol

    No of mol = mass/molar mass

    Mass = 40 * 14.05 = 562g.
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