10- Use the Kic-E Chart to identify the polymers and elastomers that have Kie >1 MP.m/2 and Gle>1 KJ/m2 ?

Q: Use an example to show how branching and crosslinking can affect the physical behavior of a polymer.

A: Polymers are molecules that have a repeating basic unit called monomers. polymers are long chained…

Q: 1. How would you explain to a young science student how to decide whether a given compound might be…

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

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

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Q: Draw an abbreviated structure for the following polymers,with brackets around the repeat unit:

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Q: VC (polyvinyl chloride) has the formula C2H3Cl. (Cl=35.45 g/mol). If there are 1565 repeat units in…

A: Polymers are formed by the combination of the monomers unit.1g/mole=1 amu

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: 15. Nylon and cotton are a. addition polymers b. condensation polymers

A: Nylon and cotton both are classified as condensation polymer. Nylon is a polyamide as it form…

Q: Explain the importance of polymerization reactions in your body and the world around you. Provide at…

A: Polymers are mostly used in advanced materials, that are found almost in every material used in our…

Q: 14. Indicate two important microstructural characteristics for polymers that are considered for…

A: Polymeric fibers are derived from the polymers. Some of the examples of these fibres includes are…

Q: classification based on structure of polymers are elastomers ,thermoplastics and thermosetting,…

A: Given: Classification based on the structure of polymers are elastomers, thermoplastics and…

Q: 6. Polyethene, aka Polyethylene, is what type of polymer? a. Addition b. Condensation C. Polyamide…

A: Polymers are macromolecules composed of large molecules which can be broken into simpler chemical…

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: 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: What molecular structural features cause high-density polyethyleneto be denser than low-density…

A: Please find below the structure of polyethylene  HDPE = high density polyethylene  LDPE = Low…

Q: Salts fillers to polystyrene True O False O Water pollution causes .economic loss True O False

A: Fillers used in polymers which are added to polymers to reduce its cost.

Q: (c) Compare and contrast the physical properties and mechanical behavior of typical polymers in the…

A: The combination of monomers in an appropriate molar ratio leads to the formation of…

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: What aspect of thermoset polymers can be controlled to increase strength?

A: Thermosetting polymer or plastic is referred to those polymers which are hardened irreversibly by…

Q: Hanging drop method is useful in determining cellular shapes - rod, coccus, or spiral O True O False

A: Bioinorganic chemistry is branch of chemistry in which we deal with chemical reaction occurs…

Q: (g) я осна CN H₂O2 sketch the polymer

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Q: What are the characteristics of  Biodegradable Polymers ? Explain importance of this as well ?

A: The connection of small molecules called monomers which lead to the formation of large…

Q: 9. List down the demanded properties of biodegradable polymer materials for biomedical applications

A: We do have some properties of biodegradable polymer materials which are very important for…

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: There are four types of molecular structures for polymers. Branched and cross-lined polymers are…

A: Polymers are macro Molecules, with higher Molecular weight containing covalent bonds.  There are…

Q: (a) Identify the type of polymer given in the following figure. (1) (ii) (b) Elucidate the term…

A: Polymer are very large  molecules   which  is made up of  many repeating molecular unit  which is…

Q: 1/The technological classification of polymers depends on the ‎physical properties. ‎ True False

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

Q: What is syndiotactic polymers ?

A: Syndiotactic Polymers: the polymers which have group attached in an alternate manner is called…

Q: (a) Describe the difference between thermoplastic and thermosetting polymers. (b) How are the…

A: Since you have posted multiple questions, we will answer the first one for you. To get remaining…

Q: Classify the following as addition and condensation polymers: Terylene, Bakelite, Polyvinyl…

A: Given polymers,    Terylene, Bakelite, Polyvinyl chloride, Polythene

Q: Monomers to be Polymers Polymorphism polymerization allotropy O tempering

A: The answer to the following question is -

Q: 13. The development of modern plastics started in 1920s using raw material extracted from coal and…

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Q: Co-polymers" consist of two different monomers ("A" and "B") joined in an alternating fashion…

A: Block polymers contains different monomer units which are grouped as distinct units, which may give…

Q: 1. Differentiate between thermoplastic and thermosetting polymers.

A: Thermosetting plastics and thermoplastics are both polymers, but they behave differently when…

Q: Paragrph 4: Discusses the importance of recycling polymers and includes a recycling chart that list…

A: Single use plastic is a threat to the environment, since it goes directly to the trash and becomes…

Q: hylon VII, a starch based substitute for polystyrene packing material, has a bulk density of 12.8…

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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: (a) As CdSe particles decrease in size below 10 nm, would band gap increase or decrease? Would the…

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Q: What are the roles of polymers in Cosmetics? Give at least 2 examples in each role.

A: Polymers are widely used in the cosmetics industry. Some of the major uses are  1) conditioners 2)…

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: Glass transition temperature is important for fabrication of polymers. Justify this statement. Draw…

A: The temperature at which the glassy state of polymer changes to viscous or rubbery state called as…

Q: Describe two general approaches to toughening an amorphous polymer. Why do they work?

A: A question based on polymer chemistry, which is to be accomplished.

Q: One or more of the monomers below are needed to make the polymer [References] CN CN CN…

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