General Chemistry 14.33

Science

Consider the reaction: 
NiO(s)+CO(g)⇌Ni(s)+CO2(g)
Kc=4.0×103 at 1500 K

If a mixture of solid nickel(II) oxide and 0.14 M carbon monoxide comes to equilibrium at 1500 K, what will be the equilibrium concentration of CO2? Express your answer using two significant figures.