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Friday, January 31, 2020
Calculate the concentration of H2O2 if 20 ml H2O2 Solution react with 10 ml of 2M KMnO4 in acidic medium ?
Calculate the mass of Fe3O4 required to react completely with 25 ml of 0.3 M K2Cr2O7?.
Calculate volume of 0.05 M KMnO4 required to react with 50 ml of 0.1M H2S in acidic medium , given H2S oxidized to SO2?.
Calculate the weight of K2Cr2O7 which reacts with KI to liberate 254 gm of I2 ?.(Cr=51.9961, I=127)
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