Plesase Help! Fe2O3 + CO → Fe + CO2

If 3 moles of Fe2O3 react with 1.5 moles of CO, how many moles of each product are formed?

1 mole of Fe and 1.5 moles of CO2
0.5 mole of Fe and 1 mole of CO2
6 moles of Fe and 9 moles of CO2
3 moles of Fe and 2 moles of CO2

How can you write e method for the experiment of separating sand from water by filtration process? 1-materials 2-steps 3-conclusion also the same for the separating process of water and salt by filtration or distillation. quick because i need to finish my hw