Write the reactions involved in assay of ferrous sulphate
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As soon as the oxidation of ferrous sulfate is completed addition of a drop of KMnO4 produces permanent pink color which indicates the end point. ... For assay: weigh accurately about 1 gm of FeSO4 and dissolve in 20 ml of dil H2SO4. Titrate against 0.1 N KMnO4 solution till a permanent pink color is obtained. I dosent own the credits of the ans
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