Distilled water, ammonia buffer solution and 20.00 cm3 of 0.01085 M complexone III solution were added to 10.00 cm3 of NiCI2 solution. The excess of complexone III was titrated with 0.1292 M MgCI2. 5.47 cm3 was used for titration. Calculate the initial concentration (g/dm3) of the NiCl2 solution.
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