Westonci.ca is the premier destination for reliable answers to your questions, brought to you by a community of experts. Get accurate and detailed answers to your questions from a dedicated community of experts on our Q&A platform. Our platform provides a seamless experience for finding reliable answers from a network of experienced professionals.

Iron(III) oxide reacts with carbon monoxide according to the equation
Fe₂O₃(s)+3CO(g) ---> 2Fe(s)+3CO₂(g)
A reaction mixture initially contains 22.15 g Fe₂O₃ and 15.50 g CO. Once the reaction has occurred as completely as possible, what mass of the excess reactant is left?