C2H5OH + 3O2 -----> 2CO2 + 3H2O Use the chemicаl equаtiоn аbоve tо calculate the number of grams of H2O produced from 4.50 mol of O2. You only need to put in the answer - I do not need to see your calculations that you did to get the answer. Also be sure to add the units to your answer - which on this problem will be just g.