Isabeth3gan1fJennybe Isabeth3gan1fJennybe 30-12-2015 Chemistry contestada Given the balanced equation representing a reaction: 4NH3 + 5O2 ==>4NO + 6H2O What is the minimum number of moles of O2 that are needed to completely react with 16 moles of NH3? (1) 16 mol (3) 64 mol (2) 20. mol (4) 80. mol