Fe(II) is oxidized to Fe(III) with an excess of H2O. The gel is filtered and heated in a furnace to remove the water. NH4OH is added to precipitate hydrous Fe(III) oxide (Fe2O3), as a gel. A final mass of 0.2770 g was isolated at the end of the experiment. What is the average mass of iron per tablet? Answer: 16.14mgFe Please explain the steps to get to this answer.
grams Fe = 0.2770 x (2*55.85/159.7 = ? grams/tablet = ? from above/12 = ?
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