Asked by BECKY

Fe2O3 + 3CO= 2Fe + 3CO2, SUPPOSE THAT 1.64kg OF Fe ARE OBTAINED FROM A 2.62kg SAMPLE OF Fe2O3(ORE). ASSUMING THE REACTION IS COMPLETE, WHAT IS THE PERCENT PURITY OF THE Fe2O3 IN THE ORIGINAL SAMPLE?
Answered by bobpursley
one needs one mole of ironIIoxide to make two moles of iron.

MolesIron obtained: 1640/atomicmassFe

molesFe2O3: one half that.

grams Fe2O3: moles*molmass

percent purity: gramsFe2O3/2620
Answered by tatyana
85.12 grams i think .
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