Given the following two half reactions: Al³⁺(aq) + 3e⁻ → Al(s) E° = -1.66 V; Cl₂(aq) + 2e⁻ → 2 Cl⁻(aq) E° = +1.36 V. Determine the equilibrium constant for 2 Al³⁺(aq) + 6 Cl⁻(aq) → 2 Al(s) + 3 Cl₂(aq)