Question: 0.25 gr iron wire with 80% purity is dissolved in acid and titrated with 42 ml K2Cr207. Find the molarity of the K2Cr207 solution. (Fe:56

0.25 gr iron wire with 80% purity is dissolved in acid

0.25 gr iron wire with 80% purity is dissolved in acid and titrated with 42 ml K2Cr207. Find the molarity of the K2Cr207 solution. (Fe:56 gr/mol) 6Fe2+ + Cr20% + 14H+ 6Fe3+ + 2Cr6+ + 7H2O

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