What Is the Value of the Dissociation Constant,K_d,for the Complex $\times$

Multiple Choice

What is the value of the dissociation constant,K_d,for the complex ion Cd(NH₃) ₄²⁺? For Cd(NH₃) ₄²⁺,K_f = 1.0 $\times$ 10⁷.

A) 1.0 $\times$ 10^-7
B) 2.5 $\times$ 10⁶
C) 1.0 $\times$ 10⁷
D) 5.6 $\times$ 10¹
E) 1.0 $\times$ 10 ^-7