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- Consider the following compounds, which is aromatic?A. What is scum? Why would it form in in hard water but not soft water? B. (Synthetic) detergents are very similar to soap. In the structures shown below, circle the major difference between a soap and a detergent molecule. Soap OONae Detergent (LAS or linear alkyl sulfonate)I. Nomenclature. Name or draw the structures of the following: а. b.
