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Homework answers / question archive / A mineral sample is obtained from a region of the country that has high arsenic contamination
high arsenic contamination. An elemental analysis yields the following elemental composition:
Element Atomic Weight (g/mol) Percent Composition
Fe: 55.845 34.3%
As: 74.9216 46.0%
S: 32.065 19.7%
What is the empirical formula of this mineral? Fe As S