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    alejandra23's Avatar
    alejandra23 Posts: 1, Reputation: 1
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    #1

    Nov 6, 2011, 08:40 PM
    How many moles of atoms are in 3.49 grams Ni? Answer in units of mols
    How many moles of atoms are in 3.49 g Ni?
    Answer in units of mo
    Unknown008's Avatar
    Unknown008 Posts: 8,076, Reputation: 723
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    #2

    Nov 7, 2011, 08:31 AM
    One mole of Ni weighs as much as the relative atomic mass of Ni in grams.

    Can you use proportions?

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