How many moles of O₂ would be required to generate 13.0 mol of NO₂ in the reaction below assuming the reaction has only 77.7% yield? 2 NO (g) + O₂ (g) → 2 NO₂ (g)

What do electromagnetic waves carry? how are they produced through which media can they move? where do they transfer energy? what do they not transfer? what do mechanical waves carry? how are they produced? through which media can they move? where do they transfer energy? what do they not transfer?