### Explain the formation of iron(iii) oxalate complex ion

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##### Reference no: EM13492457

Kc is 1.67x10^20 at 25*c for the formation of iron(III) oxalate complex ion: Fe^3+(aq)=3C2O4^2-(aq) >>>[Fe(C2O4)3]^3-(aq) If 0.0200 M Fe3+ is initially mixed with 1.00 M oxalate ion, what is the concentration of Fe3+ ion at equilibrium? Please show complete work: Answer choices are 0.0100 6.94x10^21 8.35x10^19 1.44x10^-22

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