helppp 12 Question (1 point) a See page 749 One millimole of Ni(NO3)2 dissolves in 230.0...

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12 Question ( point) a See page 749 One millimole of Ni(NO3)2 dissolves in 260.0 mL...

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One millimole of Ni(NO3)2 dissolves in 230.0 mL of a solution that is 0.300 M in...

One millimole of Ni(NO3)2 dissolves in 230.0 mL of a solution that is 0.300 M in ammonia. The formation constant of Ni(NH3)62+ is 5.5×108. What is the initial concentration of Ni(NO3)2 in the solution? I already have this answer which is 4.35E-3, but I cannot figure out the second part which is: What is the equilibrium concentration of Ni2+(aq ) in the solution? and the answer IS NOT 1.08E-8
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