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Estimate the crystal field stabilization energy for the octahedral ion hexafluorocobaltate(III) , if the wavelength of...

Estimate the crystal field stabilization energy for the octahedral ion hexafluorocobaltate(III) , if the wavelength of maximum absorption for the ion is 710 nm. [Note: This is a weak-field (high-spin) complex.] _____kJ mol^-1

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