Fe2o3 + 3co= 2fe+ 3co2 b.) what mass of fe2o3 is needed to completely consume 45.6 moles of co? d.) if you combine 15.00 g of fe2o3 and 15.00g of co, which reactant will be limiting? e.) what is the theoretical yield of both fe and co2 from the combination of 15.00g each of fe2o3 and co you for any you can give