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22 September, 11:30

How many moles are in 42.9 g of Fe2O4

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  1. 22 September, 11:51
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    0.24375moles

    Explanation:

    Moles=mass/moler mass

    Fe-56

    O-16

    (56*2) + (16*4)

    =176

    42.9:176=0.24375moles
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