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In the presence of aqueous ammonia, cobalt(III) forms the complex ion Co(NH3)63+. Determine the molar concentration of free cobalt(III) ion in solution when 0.210 mole of Co(NO3)3 is dissolved in a liter of 2.50 M aqueous ammonia.
1 answer
Do you have a Kf; i.e., a formation constant for the complex ion?
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