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Una alcuota de 25,00 ml de una solucin que contena Cu2+ y Fe3+ se titul con 16,06 ml de EDTA 0,05083 M. Una segunda alcuota

Una alcuota de 25,00 ml de una solucin que contena Cu2+ y Fe3+ se titul con 16,06 ml de EDTA 0,05083 M. Una segunda alcuota de 25,00 ml de la mezcla de Cu/Fe se trat con NaF para formar un complejo de fluoruro de hierro estable. Luego, esta mezcla se titul con EDTA y se encontr que el volumen final era de 5,43 ml. Calcular las cantidades de Cu2+ y Fe3+ en mg/L. Masa molar (g/mol): Fe = 55,85 y Cu = 63,55

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