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Math Help - Empirical formula stuff EASY!!!!

  1. #1
    Member Awsom Guy's Avatar
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    Empirical formula stuff EASY!!!!

    33.6g of Iron reacts with 14•4g of Oxygen. What is the formula of Iron Oxide?

    also tell me exactly what the empirical formula.
    Thanks everybody.
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  2. #2
    MHF Contributor Amer's Avatar
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    Quote Originally Posted by Awsom Guy View Post
    33.6g of Iron reacts with 144g of Oxygen. What is the formula of Iron Oxide?

    also tell me exactly what the empirical formula.
    Thanks everybody.
    there is a chemistry forum post your questions their here maybe you will not get the answer

    http://www.chemistryhelpforum.com/chemistry-help/
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  3. #3
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    Hello

    The formula for Iron Oxide is Fe2O3
    because the valencey for Fe is +3 and the valency for Oxygen is -2 .

    The empirical formula means the simplest ratio of atoms present in a molecule.

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