Neco Model Questions Vol1 2021 Chemistry Question 16
Practice objective / multiple choice question 16 from the 2021 Neco Model Questions Vol1 Chemistry examination.
A 25.0 mL sample of an aqueous solution contains a mixture of Fe^{2+} and Fe^{3+} ions. When titrated with 0.0200 M KMnO_{4} in acidic medium, 18.5 mL of the permanganate solution is required to reduce all Fe^{2+} to Fe^{3+}. The total mass of iron (as elemental Fe) present in the 25.0 mL sample is 0.112 g. Determine the mass of Fe^{2+} present in the sample.
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About This Question
This is Neco Model Questions Vol1 2021 Chemistry Question 16. It is one of the objective questions from the 2021 Neco Model Questions Vol1 Chemistry examination.
Difficulty level: Medium .
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