rosalesmichellle rosalesmichellle 18-11-2022 Chemistry contestada The reaction between nitric oxide (NO) and oxygen to form nitrogen dioxide (NO₂) is a key step in photochemical smog formation. 2 NO(g) + O₂(g) → 2 NO₂(g) (a) How many moles of NO₂ are formed by the complete reaction of 0.234 mole of O₂?