The equilibrium constant of the reaction CO + O2 CO2 at 1000 K and 1 atm is

Question:

The equilibrium constant of the reaction CO + ½O2 → CO2 at 1000 K and 1 atm is Kp1, Express the equilibrium constant of the following reactions at 1000 K in terms of Kp1:
(a) CO + ½O2
CO2
at 3 atm
(b) CO2
CO + 1/2 O2
at 1 atm
(c) CO + O2
CO2 + ½ O2
at 1 atm
(d) CO + 2O2 + 5N2
CO2 + 1.502 + 5N2
at 4 atm
(e) 2CO + O2
2CO2
at 1 atm