WebQuestion:A polymer sample contains 20% molecules with molecular mass 10,000, 30% with molecular mass 60,000 and 50% with molecular mass 90,000. What will be the PDI of the … 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 40,300 …
Did you know?
WebSep 7, 2024 · All polymers exhibit no strength below DP = 30. The strength also does not change much above DP's in the 600 range. As the chains become very long, molecular … 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 …
Webin a polymer sample 30% of molecules have molecular mass 20000,40/ have 30000 and the rest 60000 what is weight average molecular mass of the polymer for Class 12 2024 is … Web100% (63 ratings) for this solution Step 1 of 3 (a) Calculate the mean as follows: If molecular weight is ranging from 8000 to 20000, the mean is calculated as follows: Chapter 14, Problem 6QP is solved. View this answer View a sample solution Step 2 of 3 Step 3 of 3 Back to top Corresponding textbook Materials Science and Engineering 9th Edition
WebDec 23, 2024 · The digestion of biogenic organic matter is an essential step of sample preparation within microplastic analyses. Organic residues hamper the separation of polymer particles especially within density separation or polymer identification via spectroscopic and staining methods. Therefore, a concise literature survey has been … WebApr 15, 2024 · Except for the composites with 10% and 30% slag content, which reach 33% and 64%, respectively, of their 28-day compressive strength at 7 days, the remaining composites reach more than 95%. This result indicates that the alkali-activated fly ash–slag composite cementitious material has a rapid hydration reaction in the …
WebPolymer Sample. In actual polymer samples, which are glassy or microcrystalline, one obtains a summation over many values of θ and r, resulting in a dipolar broadening of …
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 ? 1784 90 … birds external fertilizationWebIn a polymer sample, 30% of molecules have a molecular mass of 20,000, 40% have 30,000 and th erest 60,000. What is the weight average molecular mass of the polymer? … dan andrews power grabWebIn 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? 11 (1) 40,300 (2) 30,600 (3) 43,333 (4) 50,400 Which of the following polymers is prepared by Solution Verified by Toppr Was this answer helpful? 0 0 Similar questions dan andrews parentsWebThe deflection temperature is the temperature at which a test bar, loaded to the specified bending stress, deflects by 0.010 inch (0.25 mm). The value obtained for a specific polymer grade will depend on the base resin and on the presence of reinforcing agents. Deflection temperatures of glass fiber or carbon fiber reinforced engineering ... birdsey dedman \u0026 bartlett solicitorsWebCalaulate the average molecules mass of a polymer sample in which`30%`molecules have a molecular mass of`20,000,40%`have`30,000`,and the rest`30%`have. asked Jun 24, 2024 … dan andrews popularityWebIn 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 40,300 B 30,600 C 43,333 D 50,400 Medium Solution Verified by Toppr Correct option is A) Solve any question of Some Basic Concepts of Chemistry with:- Patterns of problems > dan andrews popularity rating 2021WebMay 14, 2024 · A polymer sample contains 30% (by weight) of chains with molecular weight 10000, 30% (by weight) of the chains with molecular weight 20000, and the rest of … dan andrews press conference live