An iron ore has a 55% Fe2O3 with 5% moisture content. What is the Percentage of Iron in a dry basis? Answer must be in 2 significant figures.

Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter19: The Chemistry Of The Main-group Elements
Section: Chapter Questions
Problem 87QRT: Assume that the radius of Earth is 6400 km, the crust is 50. km thick, the density of the crust is...
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An iron ore has a 55% Fe2O3 with 5% moisture content. What is the Percentage of Iron in a dry basis? Answer must be in 2 significant figures. 

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