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- An alternating copolymer is known to have a number averagemolecular weight of 100,000 g/mol and a number average degree ofpolymerization of 2210. If one of the mers is ethylene, which of styrene,propylene, tetrafluoroethylene and vinyl chloride (Figure 1c) is the othermer? Show your calculations.Determine whether the first part of statement will INCREASE, DECREASE or HAVE NO EFFECT in the second part of the statement. 1.If there is an increase in amount of plasticizer in polycarbonate then the stiffness will _____. 2. If we substitute the Fe3+ (64 pm) in hematite ((-Fe2O3) by Zn2+ (73 pm), then the Interplanar distance will _______. 3. If there is an increase in plar groups then the degree of polymerization will ________.List down the factors that affect the cationic polymerization.
- Draw/sketch and describe a three dimensional representation of a isotactic polyvinyl bromide with a degree of polymerization equal to 6Although styrene undergoes both cationic and anionic polymerization equally well, one method is often preferred with substituted styrenes.Which method is preferred with each compound? Explain.Although styrene undergoes both cationic and anionic polymerization equally well, one method is often preferred with substituted styrenes. Which method is preferred with each compound? Explain.
- Draw a segment of polystyrene that contains two head-to-head, two tail-to-tail, and two head-to-tail linkagesModified true or false. Diamond has ISOTROPIC mechanical properties. Buckminsterfullerene is A POLYMORPH of graphene. Atactic arrangement would yield a MORE crystalline polymer than syndiotactic.Some polymeric materials are opaque and some are clear and tranparent. Explain why.