Golden930 Golden930

06-06-2015
Chemistry

Answered

How much iron is present in 4.64 g of iron(iii) oxide? answer in units of g

Verified Answer :

lulu1991 lulu1991

06-06-2015

The formula of iron(iii) oxide is Fe2O3. The gram formula mass of Fe2O3 is 562+163=160. And the Fe accounts for 562=116 in one molecule. So the iron mass is 4.64/160116=3.364 g.

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