1.

The toxic environmental pollutant dioxin is 44.8% carbon, 1.25% hydrogen and 44.0% chlorine. Its molecular weight is 320±10 What is the molecular formula of dioxin?

A. C10H8O4Cl4
B. C12H6O2Cl4
C. C6H2OCl2
D. C12H4O2Cl4
Answer» E.


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