For the reaction 2 NO (g)+O2(g)-------------2NO2gaz the kc is 6.45 times 10 E-5 at 500 k assume your mix 2.00moles of NO2 gaze in a 1.00 liter and 2.00 moles of NO ,2.00 moles of O2gaz flask, Calculate the equilibrium concentration of each sepcies at equilibrium?