The decomposition of ammonia is 2 NH3(g) → N2(g) + 3 H2(g). If Kp is 1.5 × 103 at 400 °C, what is the partial pressure of ammonia at equilibrium when the partial pressure of N2(g) is 0.10 bar and that of H2(g) is 0.15 bar?
◦ 2.2 × 10-7 bar
◦ 4.7 × 10-4 bar
◦ 2.1 × 103 bar
◦ 4.4 × 106 bar