Question

The balanced equation for the solubility equilibrium of Fe(OH)2 is shown below. What is the equilibrium constant expression for the Ksp of Fe(OH)2?

A) Ksp = {[Fe2+][OH-]2}/{[Fe(OH)2][H2O]}
B) Ksp = {[Fe2+][OH-]2}/[Fe(OH)2]
C) Ksp = [Fe2+][OH-]2
D) Ksp = 1/{[Fe2+][OH-]2}

Answer

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