A solution is prepared by adding 4.50 mol of sodium hydroxide to 1.00 L of 1.00 M Co(NO₃)₂. What is the equilibrium concentration of cobalt ions? K_f = 5.0 × 10⁹ for Co(OH)₄^2- A) 1.1 × 10^-2 M B) 1.4 × 10^-5 M C) 3.2 × 10^-9 M D) 2.0 × 10^-10 M E) 4.9 × 10^-13 M

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The Answer of A solution is prepared by adding 4.50 mol of sodium hydroxide to 1.00 L of 1.00 M Co(NO₃)₂. What is the equilibrium concentration of cobalt ions? K_f = 5.0 × 10⁹ for Co(OH)₄^2- A) 1.1 × 10^-2 M B) 1.4 × 10^-5 M C) 3.2 × 10^-9 M D) 2.0 × 10^-10 M E) 4.9 × 10^-13 M

A Solution Is Prepared by Adding 4