Which option expresses the solubility equilibrium that operates for #Ni(OH)_2#? #1.# #K_"sp"=[Ni^(2+)][HO^-]# #2.# #K_"sp"=[Ni^(2+)][HO^-]^2# #3.# #K_"sp"=[Ni^(2+)]xx2[HO^-]# #4.# #K_"sp"=[Ni^(2+)]^2[HO^-]#
1 Answer
May 27, 2017
Explanation:
We interrogate the solubility equilibrium:
This is clearly an equilibrium reaction, and as with any equilibrium we write the equilibrium constant,
Of course, there is a catch. The reactant,
And so