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You mix a 133.0 mL sample of a solution that is 0.0100 M in NiCl2 with...

You mix a 133.0 mL sample of a solution that is 0.0100 M in NiCl2 with a 183.5 mL sample of a solution that is 0.220 M in NH3. After the solution reaches equilibrium, what concentration of Ni2+(aq) remains? (Formation constant is Kf=2.0×108.)

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