What is the main reaction and mechanism for the polymerization of styrene? What are the side reactions?

Q: List different types of polymerization techniques. Discuss

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Q: a copolymer is made up of 40.01% polystyrene 20.38% acrylonyl and 31.51% polybutadiene a) Calculate…

A: According to Q&A guidelines of Bartleby, we are supposed to answer only the first 3 sub-parts of…

Q: Polybutadiene-b-polystyrene-b-polybutadiene can be grown from the "outside in" or inside out"…

A: Polymerization reactions are the reactions by which polymers are formed from the respective…

Q: Write the name and structure of monomer of the polymer which is used as synthetic wool.

A: The name and structure of monomer of the polymer which is used as synthetic wool has to be given.

Q: When a polymer is formed by adding monomers, a molecule of __________________ is lost. These…

A: Polymers are defined as macromolecules that are formed by joining of repeating units of small…

Q: What is the first step in the cationic polymerization of alkenes?

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Q: What role can craze formation play in toughening of an amorphous polymer? What role can crazing play…

A: A craze is a deformation zone in amorphous polymer and can be divided into precraze and proper…

Q: What is the result of a chain transfer to polymer? Give an example. • How do you account for the…

A: A) Chain transfer to polymer - The chain transfer may takes place in an already existing polymer…

Q: Describe vacuum forming/thermoforming processes. What are typical thermoformed plastic products?

A: According to Q&A guidelines of Bartleby, we are supposed to answer only one question out of…

Q: Discuss the effects of solvent polarity in the anionic polymerizations of (a) styrene initiated with…

A: Radicals are highly reactive species and contain odd electrons. In anionic polymerization, anionic…

Q: Illustrate two approaches which will change the properties such as strength, flexibility etc. of a…

A: Polymers are chemical compounds that are composed of larger molecules called macromolecules. These…

Q: 115) Which increases with increasing degree of polymerization? A. Conductivity B. Type of molecule…

A: Degree of polymerization of a polymer is defined as the ratio of molecular weight of the polymer…

Q: Analysis of a sample of polyacrylonitrile shows that there are six lengths of chains, with the…

A: The Weight average molecular weight of a polymer is given by--------------- Mw = ∑i = 0∞Ni Mi2∑i =…

Q: What type of ionic addition polymerization process would vinyl acetate be expected to undergo?…

A: Given

Q: Which of the following conditions is/are not true for thermoplastic polymers They can be reshaped…

A: The given question is about thermoplastic.  A thermoplastic is a plastic polymer material that…

Q: For poly(methyl methacrylate) (PMMA) with a degree of polymerization of 800, calculate: (a) maximum…

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Q: Which of the following monomers is suitable for condensation polymerization? A. Diacid and Diamine…

A: A polymer is a large molecule that is formed by the repetition of small units called a monomer, and…

Q: Polymers prepared by condensation polymerization are usually of high molecular weights, but the…

A: Condensation Polymerization is an of Step growth polymerization, where smaller molecules are removed…

Q: The fibres in a fibre composite material control: a.)The physical properties of the composite…

A: Fibre in fibre composite material control the various physical and mechanical properties like…

Q: How are the physical properties of a polymer controlled in the vulcanization process?

A: Vulcanization or vulcanisation is a chemical process for converting natural rubber or related…

Q: Why is there no isotactic or syndiotactic form of polyethylene? a. monomer is symmetrical b.…

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Q: One of the following statements about fiber reinforced polymers is more accurate than the others.…

A: Fibre reinforced polymer is a composite, in which the polymer matrix is reinforced by fibre. Keeping…

Q: mroduction to Polymer Science dild lechinology 23. What processing method(s) would you use to make…

A: We will use thermoplastic moulding for making disposal plastic plates.

Q: Name the polymers used in laminated sheets and give the name of monomeric units involved in its…

A: The simpler units which combine to form polymers are known as monomers. The process by which…

Q: region where necking occurs

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Q: Shown below is the ε-caprolactone monomer where the biopolymer polycaprolactone (PCL) is synthesized…

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Q: How might you determine experimentally whether a particular polymerization is propagating by a…

A: Given polymerization process, Step-growth or chain-growth polymerization. In step-growth…

Q: Some polymers may be strengthened considerably by a mechanism called 'branching'. This mechanism can…

A: This question is related to branching.

Q: What is the fraction of monomers (p) that have been used in a stepwise polymerisation reaction if…

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Q: Modify the monomers to create one repeat unit of the polymer. mi ymi. но N он

A: This is an example of a condensation polymerization reaction in which two or more monomers condense…

Q: Chain branching is not as common with anionic polymerization as it is with free-radical…

A: The carbon-carbon double bond can be polymerized by free radical or ionic method that is cationic…

Q: What kinds of ions govern alkylation and polymerization reactions and how they are initiated?

A: Alkylation is a process in which an alkyl group is added to the other alkyl group. This process…

Q: When a polymer is formed by adding monomers, a molecule of __________________ is lost. These…

A: The simplest unit which binds together to form a polymer is known as a monomer. One of the monomer…

Q: List down one processing method for production of composite tubes made of fiber reinforced…

A: There are different method for production of composite  tube

Q: Which method of ionic polymerization—cationic or anionic—is preferred for attached monomer? Explain…

A: Generally cationic polymerization takes place only with alkene monomers that contain electron…

Q: Which of the following pairs of monomers can proceed with the polymerization reaction? Write the…

A: A polymer is a large molecule that is formed by the repetition of small units called a monomer, and…

Q: A monomer is also considered to be a coextruded polymer True False

A: Coextrusion is a process in which two or more polymer materials are extruded together to produce…

Q: Although styrene undergoes both cationic and anionic polymerization equally well, one method is…

A: A process in which tiny monomer molecules are combined to produce a large molecule which forms a…

Q: Select the monomer in each pair that is more reactive toward cationic polymerization

A: When small monomers units combine to form a bigger unit polymer, such process is called as…

Q: The molecular formula for polyethylene is C2H4 where atomic mass for carbon is 12 gmol1 and hydrogen…

A: Molecular formula of repeating unit of polyethylene=C2H4 Molecular weight of repeating unit of…

Q: What is the most important property of elastomers?

A: Elastomers are defined as polymers that have viscoelasticity that means they exhibit viscosity as…

Q: H3C PVA forms by addition polymerization. Draw the monomer. Include all H atoms. Select Draw Rings…

A: Applying concept of free radical polymerization.