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Determine the mass of cr

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Reference no: EM13111011

A solution contains Chromium,Cr3+ ion and Magnesium Mg2+ ion. The addition of one litre of 1.55M Sodium fluoride solution is needed to cause the complete precipitation of these ions as Chromium fluorideCrF3(s) and MgF2 (s). Determine the mass of Cr3+ in the original solution if The total mass of the precipitate = 49.6 .

Reference no: EM13111011

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