3. Write equilibrium expressions for the following reactions. (Remember, we do not include solids or
liquids)
a. CH4(g) +2 O2(g) CO2(g) +2 H₂O (1)
K =
b. 2 Pb(NO3)2(5) 2 PbO(s) + 4 NO2(g) + O2(g)
K =
c. CsHoN4O2(aq) + H2O(1) C8H10N402H+ (aq) + OH¯(aq)
d. Al(NO3)3(s) Al3+ (aq) + 3 NO3(aq)
Kb =
Ksp =