Short Answer
The formation constant for the tris(ethylenediammine)nickel(II)complex ion, [Ni(en)3]2+, is 4.1 × 1017. What is the concentration of the free nickel(II)ion in a solution in which the equilibrium concentration of free ethylenediammine is 0.400 M, and that of the nickel complex above is 0.0100 M?
Correct Answer:

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Correct Answer:
Verified
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