Question

Consider the reaction:
C(s) + O2(g) <----> CO2(g)

Write the equilibrium constant for this reaction in terms of the equilibrium constants, Ka and Kb, for reactions a and b below:

a.)   C(s) + 1/2 O2(g) <---> CO(g) Ka
b.)   CO(g) + 1/2 O2(g) <---> CO2(g)      Kb

K =____

Consider the reaction:
P(s) + 5/2 Cl2(g)PCl5(g)

a.)   P(s) + 3/2 Cl2(g) <---> PCl3(g)      Ka
b.)   PCl3(g) + Cl2(g) <---> PCl5(g)      Kb

K =_____

The equilibrium constant, K_c, for the following reaction is 6.30×10^-3 at 296 K.

2NOBr(g) <----> 2NO(g) +  Br₂(g)

Calculate K_c at this temperature for:

2NO(g) +  Br₂(g) <----> 2NOBr(g)

K_c = ____

Answer 1