Low-density polyethylene (LDPE) has a higher degree of chain branching than highdensity polyethylene (HDPE). Explain the relationship between chain branching and density.

Q: Calculate the degree of polymerization of a sample of polyethylene [ (CH2-CH2)n], which has a…

A: Given  Molecular weight of polymer = 150000 gram/mole degree of polymerization = ?

Q: - Draw the correct monomeric structure for poly(methyl-a-cyanoacrylate) using the ook's method of…

A: The answer is given below

Q: ABS, a widely produced copolymer used in crash helmets, small appliances, and toys, is formed from…

A: A copolymer of acrylonitrile, buta-1,3-diene and styrene is called ABS (Acrylonitrile butadiene…

Q: What monomer is needed to form attached polymer?

A: A polymer is made up of number of monomer units joined together. The formation of polymer takes…

Q: Write the structure of the polymer, tetrafluoroethylene

A: Solution Teflon may be a name we've been accustomed hear from our childhood because it is a crucial…

Q: Differentiate addition polymerization and condensation polymerization. 3.

A: Actually the Polymerization is a process of combining a large number of small molecules to form a…

Q: When the polytetrafluoroethylene polymer is exposed to high temperature for a long time, Write the…

A: Depolymerization :-         It is the process to converting a polymer into monomer or mixture of…

Q: Example of addition polymer and condensation polymer and their structure

A: Given question is : Example of addition polymer and condensation polymer and their structure = ?

Q: Consider the properties of the following two polyethylene samples. Sample 1 was produced by a high…

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Q: Differentiate between Tg and Tm polymers

A: The terms Tg and Tm refer to two essential polymer parameters. The glass transition temperature is…

Q: NH, NHy in polymer

A: Given structure is : Possible structural formulae for repeating unit of polymer C = ?

Q: Determine the number of H,C=CH, monomeric units in one molecule of polyethylene with a molar mass of…

A: Polymerization is a chemical reaction in which monomers are bound together to form long polymer…

Q: Polystyrene results from the polymerization of H H H A. CH-C dad B. CH₂-C C. CH=C H CH3 CN H D. CHẮC…

A:

Q: High‑density polyethylene (HDPE) is an important grade of polyethylene. Draw a three repeat unit…

A: Given: High‑density polyethylene (HDPE) is an important grade of polyethylene.

Q: 1. Write the structure of the polymer, tetrafluoroethylene (up to 10 carbons in length). 2. Write…

A: Polymerization is a process in which a large number of monomer molecules react together to form a…

Q: the properties below apply to the -(CH I that apply. plymer formed by splitting out addition polymer…

A: It is formed by Adipic acid and hexametyldiamine So , it is condensation polymer.

Q: High-density polyethylene (HDPE) is opaque while low-density polyethylene (LDPE) is transparent.…

A: Let's discuss about the opaqueness of HDPE and transparent nature of LDPE according to the question.

Q: PVA has an average molar mass of 78,000 g/mol. On average, how many [CH2CHOH] monomer units are in a…

A: Given : Average molar mass of PVA = 78000 g/mol. And monomer unit is CH2CHOH.

Q: [2.] Draw the one unit copolymer formed from the monomers of vinyl chloride and 1,1- dichloroethene.

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Q: Polyethylene is used for the production of beach chairs as well as beach balls. Which of these items…

A: There are tow types of polyethylene (1) High density polyethylene (2) Low density polyethylene High…

Q: How does a polymeric carbon dot become biocompatible?

A: Answer -  Polymeric carbon dot  - Polymer carbon dots (PCDs) as one type of fluorescent carbon dots…

Q: 1. Write the structure of the polymer, tetrafluoroethylene (up to 10 carbons in length).

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: A polymerization reaction in which monomers react to form a polymer chain without net loss of atoms…

A: There are two general types of polymerisation reactions  1. addition polymerisation 2. condensation…

Q: Draw the structures of the monomers of the following polymers :(i) Teflon(ii) Polyethene

A: Teflon It is polytetrafluoroethylene, or PTFE. The molecular structure of Teflon is based on a chain…

Q: A Polyacrylonitrile = В Poly(tetrafluoroethylene) = C Polyisoprene = Polyisobutylene =

A: In the given options, all are polymers. Only polyisobutylene is the correct name with molecular…

Q: Poly(trimethylene carbamate) is used in high-quality synthetic leather.  What type of polymer is…

A: 1.Poly(trimethylene carbonate) (PTMC), is a copolymer, and its derivatives are currently studied due…

Q: The density difference between low and high-density polyethylene is a result of the difference…

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Q: We have a polyethylene sample containing 4000 chains with molecular weights between 0 and 5000…

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Q: We have a polyethylene sample containing 400 chains with molecular weight 5000 g/mol, 800 chains…

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Q: Distinguish between High Density Polyethylene (HDPE), Low Density Polyethylene (LDPE) and Linear Low…

A: High density polyethylene:-  a) high density b) stronger intermolecular forces , stronger than low…

Q: Polystyrene results from the polymerization of H H A. CH=C B. CH₂-C C. CH=C H-4 Н H Multiple Choice…

A: Polystyrene is a synthetic polymer made from styrene monomer, which is a liquid petrochemical.…

Q: Do you agree with the statement that if ethylene in polyethylene is derived from a biodegradable…

A: We know that polyethylene is long chain polymer of ethylene and ethylene here is monomer unit. The…

Q: What is the structure/linkage of sucrose?

A: Sucrose is a disaccharide which on hydrolysis gives the corresponding glucose and fructose. The…

Q: Describe how the stereoisomerism affect the degree of crystallinity of a semicrystalline polymer…

A: The degree of crystallinity of polymer depends on many factors. It depends on molecular structure –…

Q: calculate the number of monomers in a 50 gram empty milk jug made from 100% high density…

A: Weight of polymer is 50 gram. Weight of monomer unit (ethene) = 28 gram/ mole

Q: In a recent year, 4.37 billion kilograms of low-density polyethylene was produced in the United…

A: Given Pressure of the gas , P = 1.00 atm Temperature of the gas , T = 0oC = 0 + 273.15 = 273.15 K…

Q: Describe the Classes of Step-Growth Polymers.

A: The classes of Step-Growth polymers have to be described.

Q: 5. Cyanoacrylate forms a polymer with the fingerprints. Draw the structure of cyanoacrylate and also…

A: It is polymer which commonly used as adhesive in industry, medical purposes.

Q: Explain the following terms giving a suitable example for each : (i) Elastomers(ii) Condensation…

A: Polymers are the macro molecules which are made by the repetition of smaller units. These small…

Q: Draw the chemical structure of poly(N-isopropylacrylamide)-block-[poly(styrene-co-methy acrylate)].

A: A question based on introduction to polymers that is to be accomplished.

Q: A portion of the polymer polystyrene is shown. H. H. H. H. -С-с-с-сс-с-с-сс-с- HHHH H H H H HH…

A: The repeating unit of polystyrene has to be given,

Q: The segment -CH 2 CH 2 CH 2 CH 2 CH 2 CH 2 CH 2 CH 2 - represents the polymer O a. polyhexene O b.…

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