A powder contains FeSO, -7H,O (molar mass=278.01 g/mol), among other components. A 2.595 g sample of the powder was dissolved in HNO, and heated to convert all iron to Fe". The addition of NH, precipitated Fe,0,- xH₂O, which was subsequently ignited to produce 0.530 g Fe,0,. What was the mass of FeSO, 7H₂O in the 2.595 g sample? mass of FeSO, 7H₂O: 1.72

Chemistry: Principles and Reactions
8th Edition
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:William L. Masterton, Cecile N. Hurley
Chapter4: Reactions In Aqueous Solution
Section: Chapter Questions
Problem 77QAP: A 300.0-g sample of a solid is made up of a uniform mixture of NaNO3, MgCl2, and BaCl2. A 100.0-g...
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A powder contains FeSO, -7H,O (molar mass=278.01 g/mol), among other components. A 2.595 g sample of the powder
was dissolved in HNO, and heated to convert all iron to Fe". The addition of NH, precipitated Fe,0,- xH₂O, which was
subsequently ignited to produce 0.530 g Fe,0,.
What was the mass of FeSO, 7H₂O in the 2.595 g sample?
mass of FeSO, 7H₂O:
1.72
incorrect
Transcribed Image Text:A powder contains FeSO, -7H,O (molar mass=278.01 g/mol), among other components. A 2.595 g sample of the powder was dissolved in HNO, and heated to convert all iron to Fe". The addition of NH, precipitated Fe,0,- xH₂O, which was subsequently ignited to produce 0.530 g Fe,0,. What was the mass of FeSO, 7H₂O in the 2.595 g sample? mass of FeSO, 7H₂O: 1.72 incorrect
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