Mineral Composition
The ChemCollective   NSDL and CMU
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Mineral Composition

A mineral sample is obtained from a region of the country that has high arsenic contamination. An elemental analysis yields the following elemental composition:
ElementAtomic Weight (g/mol)Percent Composition

What is the empirical formula of this mineral? (click here if you want step-by-step help to solve this problem)

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