Al+ O2~Al2O3 1.)6 moles of Al react with 7 moles of O2. What is the limiting reactant? What is in excess?
2.)2.5 moles of Al reacts with 1.5 moles of O2. What is the limiting reactant? What is in excess?
3)9 moles of Al react with 11 moles of O2. How many grams of excess do you have?
4.)Using the liimiting reactant determined in number 3, how many grams of product are formed