Here is the problem, any help would be really helpful, thank you.
At T=350°, the value for Kc for the reaction N2 (g) +3H2 (g) = 2NH3 (g) is 8. If 2 moles of N2, 1 mole of H2, and 2 moles of NH3 are put into an empty 2L flask, what will be the concentration of H2 at equilibrium?