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Question

If all of the SCN- was not converted completely converted to FeNCS^2+ when the calibration curve was prepared, would this raise or lower the value of Keq? Explain
9 years ago

Answers

DrBob222
Fe^3+ + SCN^- ==> FeSCN^2+

Keq = [FeSCN^2+]/[Fe^3+][SCN^-]
So if SCN is not used up it will be too high and FeSCN^2+ will be too low. That will make Keq too low.
9 years ago

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