Chemistry, 01.07.2021 23:50 henryzx900

A powder contains FeSO4.7H20 (molar mass = 278.01 g/mol), among other components. A 3.350 g sample of the powder was dissolved in HNO, and heated to convert all iron to Fe3+. The addition of NH, precipitated Fe, Oz xH, O, which was
subsequently ignited to produce 0.321 g Fe, Oz.
What was the mass of FeSO4.7H2O in the 3.350 g sample?
mass of FeSO4.7H, O:
g
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A powder contains FeSO4.7H20 (molar mass = 278.01 g/mol), among other components. A 3.350 g sample o...

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