WebIn a polymer sample, 30% of molecules have a molecular mass of 20,000, 40% have 30,000, and the rest- 60,000. What is the weight average molecular mass= of the polymer? (1) 40,300 (2) 30,600 (3) 43,333 (4) 50,400 Polymers Chemistry Practice questions, MCQs, Past Year Questions (PYQs), NCERT Questions, Question Bank, Class 11 and Class 12 ... WebMar 5, 2024 · Polymers that are not highly cross-linked have properties that depend greatly on the forces that act between the chains. By way of example, consider a polymer such as polyethene which, in a normal …
Solved Calculate the Mn, Mw, Mz and the molecular weight - Chegg
WebJan 13, 2024 · Amino acids like glutamic acid are examples of monomers. A monomer is a molecule that forms the basic unit for polymers, which are the building blocks of proteins. Monomers bind to other monomers to form repeating chain molecules through a process known as polymerization. Monomers may be either natural or synthetic in origin. WebSep 7, 2024 · The degree of polymerization ( D P) in a polymer molecule is the number, n, of repeating units in the polymer chain. The molecular weight of a particular polymer … images of inground pools with spas
Solved A polymer sample contains 300 molecules of molar mass
WebIn a polymer sample 30% of molecules have a molecular mass of 20,000, 40% have 30,000 and the rest 60,000. What is the weight average molecular mass of the polymer? A. … WebMar 22, 2024 · Institute of Polymer Materials, Leibniz-Institut für Polymerforschung Dresden e. V., Dresden, Germany ... MP1600 is an unirradiated PTFE, so the PA-MP1600 only serves as a control sample for the physical mixing compounds with PA. TABLE 1. ... the chemical incorporation of oil molecules into compounds has worsened the chemical compatibility ... WebThe work presented in this thesis describes an innovative approach for biological sample preparation in a micro-volume syringe based on electrokinetic separation. For the first time, the embedded stainless steel syringe needle and plunger served as electrodes and the syringe barrel served as a separation channel. The advantages of doing this in a syringe is … images of inhalants