Which of the Following Does Not Describe a Polymer

Because the terms relate to plastic they are seen in the broader wider range of malleable synthetic or semi-synthetic organic compounds that are molded into solid objects. A Salt is an Ionic compound which is not a Polymer.

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A molecule of a polymer contained the sequence shown.

. This polymer is called polyethylene rather than polymethylene -CH 2- n because ethylene is a stable compound methylene is not and it also serves as the synthetic precursor of the polymer. A polymer is a large molecule that is made up of repeating sub-units connected to each other by chemical bonds. The substance is a discrete chemical.

Marques1 2 Torsten Stuehn1 and Kurt Kremer1 1 Max-Planck Institut fur Polymerforschung Ackermannweg 10 55128 Mainz Germany 2 Institut Charles Sadron Universite de Strasbourg CNRS Strasbourg France. Greek poly- many -mer part is a substance or material consisting of very large molecules or macromolecules composed of many repeating subunits. A double helix B nucleotide polymer C sugar-phosphate backbone D contains adenine-uracil pairs E double stranded.

For example bakelite melamine vulcanized rubber. Just as the addition of nanoparticles and fillers described in Chapter 807 provides for an enhancement in properties additives can impart dramatic improvements. The two open bonds remaining at the ends of the long chain of carbons colored magenta are normally not specified because the atoms or groups found there depend on the chemical.

Müllen in Polymer Science. If the temperature is above the brittle point preferentially above the T g and the polymer is stretched the randomly coiled and entangled chains begin to disentangle unfold and straighten. This chemical does not meet our definition of a polymer.

A Comprehensive Reference 2012 801113 Polymer Additives. Polymers are both found in nature and manufactured in laboratories. When molecules of glucose and fructose combine to.

Crystallization can also be induced by stretching a polymer. Polymers are broken down by the process of hydrogenation. Which of the images in Figure 6-4 depicts dynamic equilibrium.

In the world of material sciences and plastics the difference between monomer vs polymer is often confused if not confusing. Which of the following does NOT describe the structure of DNA. Polymer any of a class of natural or synthetic substances composed of very large molecules called macromolecules that are multiples of simpler chemical units called monomers.

Polymers make up many of the materials in living organisms including for example proteins cellulose and nucleic acids. B c D CHCICHCI CHFCHCI CH3CC1CHC1 CH3CC1CH2 Which statement does not correctly describe the polymer PVC. Polymers range from familiar synthetic plastics such as polystyrene to.

Discrete chemicals have a definite chemical structure that can be represented by a definite molecular formula and chemical structure diagram. C D Combustion of PVC waste produces a highly acidic gas. Find step-by-step Biology solutions and your answer to the following textbook question.

Cross-linked polymers are usually formed from bifunctional and trifunctional monomers and contain strong covalent bonds between various linear polymer chains. However it does not meet criterion 1 as the substance is not distributed over a range of molecular weights. Moreover they constitute the basis of such minerals as diamond quartz and.

Mean-field polymer theory does not describe polymer collapse transition in a mixture of two competing good solvents Debashish Mukherji1 Carlos M. Due to their broad spectrum of properties both synthetic and natural polymers play essential and ubiquitous roles in everyday life. A polymer ˈ p ɒ l ɪ m ər.

Which of the the following does not describe a polymer. C H c H c H c H c H c H c H c H c c H c H c Which monomer could produce this polymer by addition polymerisation. In this case crystallization is caused by molecular orientation in the stretch direction.

Polymer degradation and aging is one of the most daunting obstacles to the long-term use of polymeric materials.

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