A mineral sample is obtained from a region of the country that has high arsenic contamination. An elemental analysis yields the following elemental composition: Element Atomic Weight (g/mol) Percent Composition Fe 55.845 74.9216 20.1% 53.9% As ||15.9994 25.9% 0.181% H 1.00794 What is the empirical formula of this mineral?

Principles of Modern Chemistry
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Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Chapter2: Chemical Formulas, Equations, And Reaction Yields
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A mineral sample is obtained from a region of
the country that has high arsenic
contamination. An elemental analysis yields
the following elemental composition:
Element Atomic Weight (g/mol) Percent Composition
Fe
55.845
74.9216
15.9994
20.1%
53.9%
25.9%
0.181%
As
H
1.00794
What is the empirical formula of this
mineral?
Transcribed Image Text:A mineral sample is obtained from a region of the country that has high arsenic contamination. An elemental analysis yields the following elemental composition: Element Atomic Weight (g/mol) Percent Composition Fe 55.845 74.9216 15.9994 20.1% 53.9% 25.9% 0.181% As H 1.00794 What is the empirical formula of this mineral?
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