15. The nonprescription pain relievers Advil and Nuprin contain ibu molecular mass is 206.3 amu. If...
15. The nonprescription pain relievers Advil and Nuprin contain ibu molecular mass is 206.3 amu. If all the tablets in a bottle of pain relieve mol of ibuprofen, what is the number of erams of ibuprofen in the bo contain ibuprofen ( HSC), whose in relievex 3gether contain 0.082 COLO 16. Rusting involves the reaction of iron with oxygen to form iron(III) oxide, Fe2O3 4 Fe (s) + 3 O2 (g) → 2 FeO3 (3) (a) What are the mole ratios of the product to each reactant and of the reactants to each other? (b) How many moles of iron(III) oxide are formed by the complete oxidation of 5.2 mol of iron?