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    chemfailure Posts: 2, Reputation: 1
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    #1

    Feb 1, 2010, 01:06 AM
    give the equivalents of 65.0 Mg2+ and 4.02x10^22 Cl- (chemistry)
    give the equivalents of 65.0 Mg2+ and 4.02x10^22 Cl-
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    Unknown008 Posts: 8,076, Reputation: 723
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    #2

    Feb 1, 2010, 11:36 AM

    Do you need to convert mass into moles and vice versa?

    1 mole = (Relative mass of element) g

    Hydrogen atoms have a relative mass of 1.

    So, 1 mole of Hydrogen atoms has a mass of 1 g.

    Use the same principle for both.
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