Solubility of Ni(OH)2
Here is the question:
Calculate the solubility of Ni(OH)2 in a) distilled water and b) at pH of 4.0. Justify your answer.
I know I need to use a mass balance ans the reaction for disolution is
Ni(OH)2 <------> Ni2+ + 2OH-
The ksp for Ni(OH)2 is 6 x 10^-16