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Vulcanization is the process of cross-linking polymer chains in rubber using what chemical?
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Q17: Heptane,C<sub>7</sub>H<sub>16</sub>,would have which of the following fragments
Q23: Why is the Aldol reaction often called
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Q38: What type of polymer is Nylon?<br>A)Epoxy<br>B)Polyurethane<br>C)Polycarbonate<br>D)Polyamide
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