1. Chain-growth polymerization proceeds by which of the following mechanisms?(A) radical polymerization (B) cationic polymerization (C) anionic polymerization(D) A and В (E) A, B, and C

7. Predict the specific rotation of the compound shown.(A) It is impossible to predict; it must be determined experimentally.(B) Because both asymmetric centers are R, the compound is dextrorotatory.(C) Because both asymmetric centers are S, the compound is dextrorotatory.(D) Zero; the compound is achiral.(E) Because this compound represents a racemic mixture, the compound is dextrorotatory.

1. Chain-growth polymerization proceeds by which of the following mechanisms?
(A) radical polymerization
(B) cationic polymerization
(C) anionic polymerization
(D) A and В
(E) A, B, and C

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