Given the Following Equilibria,
Ni²⁺(aq) + 2 OH^-(aq) $\rightleftharpoons$ Ni(OH)₂(s)
K₁ = 1

Given the following equilibria,
Ni²⁺(aq) + 2 OH^-(aq) $\rightleftharpoons$ Ni(OH) ₂(s)
K₁ = 1.8 × 10¹⁵
Ni²⁺(aq) + 4 CN^-(aq) $\rightleftharpoons$ Ni(CN) ₄^2-(aq)
K₂ = 2.0 × 10³¹
Determine the equilibrium constant, K_c, for the following reaction.
Ni(OH) ₂(s) + 4 CN^-(aq) $\rightleftharpoons$ Ni(CN) ₄^2-(aq) + 2 OH^-(aq)

A) 2.8 × 10^-47
B) 9.0 × 10^-17
C) 1.8 × 10¹⁵
D) 1.1 × 10¹⁶
E) 3.6 × 10⁴⁶