Some solid silver nitrate is dissolved in 100.0 mL of 1.00 M NH3 solution. To this solution, 50.0 mL — Equilibrium Chemistry Question

Some solid silver nitrate is dissolved in 100.0 mL of 1.00 M NH₃ solution. To this solution, 50.0 mL of 1.00 M NaCl solution must be added to see the first sign of cloudiness. How much AgNO₃ was present? The Ksp of AgCl is 1.8 × 10-10 and the Kf of Ag(NH₃)²⁺ is 1.0 × 108.