The iron (II) in an acidified solution is titrated with 0.0317 M solution of KMnO4: 5Fe2+  +MnO4- +8H   →    5 Fe3+  +Mn2+   + 4H2O    If the titration required 51.3 ml, how many mg of iron ore are in the solution?

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Q: 2. A sample iron ore weighing 0.6428 g is dissolved in acid, the iron is reduce to Fe2*, and the…

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