A solution contains 2.2 × 10^-3M in Cu²⁺ and 0.33 M in LiCN.If the K_f for Cu(CN)₄^2- is 1.0 × 10²⁵,how much copper ion remains at equilibrium? A) 3.8 × 10^-2⁴ M B) 1.9 × 10^-26 M C) 6.7 × 10^-28 M D) 2.9 × 10^-27 M E) 4.6 × 10^-25M

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The Answer of A solution contains 2.2 × 10^-3M in Cu²⁺ and 0.33 M in LiCN.If the K_f for Cu(CN)₄^2- is 1.0 × 10²⁵,how much copper ion remains at equilibrium? A) 3.8 × 10^-2⁴ M B) 1.9 × 10^-26 M C) 6.7 × 10^-28 M D) 2.9 × 10^-27 M E) 4.6 × 10^-25M

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