The formula needed to solve this problem? Calculating equilibrium concentrations of all three substances: N2(g) O2(g) <--> (equilibrium arrows) 2NO (g) What I'm given: Kc=1.7 X 10^-3, [NO]= 0.0015 mol/L, [O2]= 0.025 mol/L, [N2]= 0.025 mol/L, Calculate ? M = [N2], ? M =[O2], ? M= [NO]