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Monin Dev Shere
Asked: 2022-11-02T08:56:48+05:30 In:

10 g mixture of `K_(2)Cr(2)O_(7)` and `KMnO_(4)` was treated with excess of KI in acidic medium. Iodine liberated `100 cm^(3)` of 2.2 N sodium thiosulphate solution for titration. If the mass percent of `KMnO_(4)`in the mixture Z, then what is the value of 2Z/5 ?

10 g mixture of `K_(2)Cr(2)O_(7)` and `KMnO_(4)` was treated with excess of KI in acidic medium. Iodine liberated `100 cm^(3)` of 2.2 N sodium thiosulphate solution for titration. If the mass percent of `KMnO_(4)`in the mixture Z, then what is the value of 2Z/5 ?
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