Question: The copper(I) ion forms a complex ion with CN- according to the following equation: Cu+(aq) + 3CN-(aq) Cu(CN)32-(aq) Kf = 1.0 1011 a.

The copper(I) ion forms a complex ion with CN- according to the following equation:
Cu+(aq) + 3CN-(aq) ⇌ Cu(CN)32-(aq) Kf = 1.0 × 1011
a. Calculate the solubility of CuBr(s) (Ksp = 1.0 × 10-5) in 1.0 L of 1.0 M NaCN.
b. Calculate the concentration of Br- at equilibrium.
c. Calculate the concentration of CN- at equilibrium.

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