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    help on chemistry calculations :)

    hey guys! im new to boredofstudies, im in year 12 next year and i would like some help for chemistry =] I'm really bad at calculations ): 1). Iron metal is extracted in a blast furnance by a reaction between iron (III) oxide and carbon monoxide: Fe2O3(s)+3CO(g) -> 2Fe(I) + 3CO2(g) :hammer...