9. At 462 degrees Celsius, for the reaction: 2 NOCI(g) + heat → 2 NO(g) + Cl2(g) Keq = 8.0 x 10-5. If 1.25 moles

of NOCI (g) are placed in a 2.5 L flask and allowed to react, what will the concentration of NO (g) be at

equilibrium?

[4 marks]

2 NOCI(g) + heat → 2 NO(g) + Cl2(g)