he reaction of hydroxylamine and Fe(III) produces nitrous oxide, Fe(II) and water: 2H2NOH + 4Fe3+  N2O(g) + 4Fe2+ + 4H+ + H2O. A 50 ml sample of hydroxylamine was treated with Fe(III) solution and the released Fe(II) was titrated with 0.0325 M K2Cr2O7 solution, which consumed 19.83 ml. Calculate the hydroxylamine concentration of the sample

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