The equilibrium constant is given for one of the reactions below. Determine the value of the missing equilibrium of answer choices. 1.9 × 10⁴, 5.1 × 10⁻3, 2.6 × 10⁻5, 6.9 × 10⁻10, 1.6 × 10³ Options: A) 1.9 × 10⁴ B) 5.1 × 10⁻3 C) 2.6 × 10⁻5 D) 6.9 × 10⁻10