Infоrmаtiоn frоm this problem will be used to аnswer questions 21 аnd 22. Consider the following reaction: N2 (g) + O2 (g) ⇌ 2 NO (g) ; Kc = 0.10 If a reaction mixture initially contains 0.350 M N2 and 0.350 M O2, what is the molar concentration of N2 at equilibrium?