How are the sulfonated polystyrene and quaternary ammoniated copolymer used for water purification? Give the advantages and disadvantages of these techniques.

Q: Show the bonding of polypropylene (polypropene)

A: Monomers combine together to form polymers.  Monomers are the repeating units of small molecules…

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

A: Polyethene is widely used tharmoplastic now a days.Based on molecular structure it can be…

Q: The only true hydrocarbon polymer found in nature is Multiple Choice Tyvek. neoprene. rubber.…

A: Tyvek is high density polyethylene fibre ,which is made of ethylene. So it is not a natural polymer…

Q: Calculate the % atom economy for the addition polymerization of polyethylene, where 280.5 g of…

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Q: What are some of the useful properties of casein plastic?

A: CASEIN PLASTIC: when skim Milk is acidified by adding in hot water then, Casein is precipitated out…

Q: Draw a segment of polystyrene that contains two head-to-head, two tail-to-tail, and two head-to-tail…

A: Please find below the segment of polystyrene that contains two head-to-head, two tail-to-tail, and…

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: Explain why aqueous NaOH solution can be stored indefinitely in polyethylene bottles, but spilling…

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Q: (a) Discuss polydispersity and what do you meant by PDI?

A: Polymer can be defined as a large macromolecule made up ol large number of monomers.

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: Write a balanced chemical equation to represent the addition polymerization of 1,1-dichloroethene.…

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Q: 12. Which is NOT TRUE about thermoplastic polymers? a. they maintain their shape and strength when…

A: Option (a) is correct choice... Thermoplastic polymers become soft on heating and reshaped...

Q: Discuss polydispersity and what do you meant by PDI?

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Q: What is the best way to differentiate between Cohesion and Adhesion?

A: When to different type of molecules attract each other then it is known as adhesion. Whereas the…

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: I. An alternating copolymer is a copolymer comprising two species of monomeric units distributed in…

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Q: Compare thermoplastic and thermosetting polymers: (a) according of mechanical characteristics upon…

A: The difference between thermoplastic and thermosetting polymers is ___________ ?

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

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Q: Would you expect polyester to be stabilized by hydrogen bonding? Explain.

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Q: what would be a micro structure of a polypropylene? also please explain why this would be the case.

A: Polypropylene A type of polypropylene is polypropylene, also known as polypropene. A thermoplastic…

Q: 10- Use the Kic-E Chart to identify the polymers and elastomers that have Kie >1 MP.m/2 and Gle>1…

A: Polemers Are classified as thermoset or thermoplastic . A special group of polymer grouped based on…

Q: Differentiate between molecular structures and behaviours of thermoplastic and thermosetting…

A: When small molecules or units are combined together in large numbers then the substance formed is…

Q: A previous synthesis of CdSe nanoparticles used Cd(CH3)2. You might think that Cd(CH3)2 is similar…

A: Dimethylcadmium is the organocadmium compound with the formula Cd(CH3)2. It is a colorless highly…

Q: Please give a brief and clear answer. What are the typical polymer used in making intraocular…

A: The combination of small molecular units in a different molar ration furnishes the…

Q: Surfactants and Wettability of Leaves How does the removal of the wax affect the contact angle…

A: The surfactant additives reduce the surface tension to improves wetting and produce a stable, finely…

Q: Classify the following as either addition or condensation polymer. (i) Natural rubber (ii) Teflon…

A: An addition polymer is a polymer that forms by simple linking of monomers without the co-generation…

Q: Determine whether the first part of statement will INCREASE, DECREASE or HAVE NO EFFECT in the…

A: Since you have asked multiple question, we will solve the first question for you.If you want any…

Q: How does a polypropylene face mask become polymeric carbon dots?

A: Answer - polypropylene face mask  - These Disposable Face Masks are manufactured from polypropylene…

Q: Draw the structures of isotactic poly(acrylonitrile) and syndiotactic polystyrene.

A: The structures of isotactic poly(acrylonitrile) and syndiotactic polystyrene are given below,

Q: Compare the molecular structures of cotton and polypropylene, the two major components of thermal…

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Q: Differentiate between thermoplastic and thermosetting polymers. Give one example of each.

A: Thermoplastic polymers =  Thermoplastic polymers are those which can be softened, reshaped at…

Q: If you want to make a polymer for plastic wrap, should youstrive to make a polymer that has a high…

A: The high-density polyethylene has a linear, unbranched chain that fits closer together to give more…

Q: Calculate the degree of polymerization for a polyvinyl chloride (C2H;Cl) thermoplastic that has 10%…

A: Given: 10% of the molecules have molar mass in range 0-11,000 g/mol. 37% of the molecules have molar…

Q: chemical

A: Lubricating oils are composed of 80–90% petroleum hydrocarbon distillate with 10–20% additives to…

Q: how does oxobiodegradanle bioplastics, hydrobipdegradble bioplastics and traditional petroleum based…

A: Green chemistry deals with the configuration of the chemical process that involves the use of…

Q: Would you expect polystyrene to remain in solution during the bulk polymerization of styrene? show…

A: Interpretation-  To check that,  is it possible that polystyrene to remain in the solution during…

Q: Polyethylene Polytetrafluoroethylene (Teflon) Polyvinylchloride (PVC) Polystyrene

A: 1. Polyethylene Monomer - Ethylene Structure -  Uses - Principal uses are in packaging film, trash…

Q: in cosmetics, why would a LDP Liquid Dispersible Polymer or pre-neutralized acrylate polymer be more…

A: Liquid dispersible polymer is also known as pre-neutralized acrylate polymer. Polymer powder in…

Q: Explain how chain branching, cross-linking, stereochemistry (isotactic, syndiotactic, or atactic),…

A: Polymers are the compound which formed when a large number of monomers are combined with each other…

Q: Calculate the approximate length of PVA strand assuming that each monomer unit contributes two…

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Q: What is the differance between Thermoplastic Polymers and Thermosetting Polymers?

A: Thermoplastic polymers: These are polymers that are not linked to the other polymer chain. There are…