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    Calculating Ferric and Ferrous Concentrations

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    Solubility product constants describe equilibrium expressions for very weakly soluble salts.
    Fe(OH)3 and Fe(OH)2 are both highly insoluble salts.

    Fe(OH)3 <-------> Fe+3 + 3 OH-

    log K = -38.55

    What is K?

    Take the antilog of -38.55. K (or Ksp) = ...

    Solution Summary

    The solution uses a step-by-step equation process with explanation throughout to calculate the ferric and ferrous concentrations.