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picture1_Ppt Chemical 72210 | 5 2020 03 04!01 47 05 Pm


 58x       Filetype PPTX       File size 2.14 MB       Source: uomustansiriyah.edu.iq


File: Ppt Chemical 72210 | 5 2020 03 04!01 47 05 Pm
molecular weight molecular weight of a chemical compound can be defined simply as the sum of the atomic weights of each of the atoms in the molecule examples water h ...

icon picture PPTX Filetype Power Point PPTX | Posted on 31 Aug 2022 | 4 years ago
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...Molecular weight of a chemical compound can be defined simply as the sum atomic weights each atoms in molecule examples water h o is g and one mol methane ch c mole polyethylene average polymers are made up many or distribution chain lengths other words if takes an example this polymer may have chains ethylene with different some longer than others has repeating units number length for therefore must represented by value there four ways to represent mn discrete given where ni indicates moles molecules having mi wi thus expression continuous function mw z mz viscosity mv obtained experimentally from dilute solution viscometer using mark howink equation falls between depending upon whether solvent good poor case sakurada notes measure breadth ratios averages purpose most commonly used ratio called polydispersity index pdi monodiseperse degree polymerization dp monomeric macromolecule oligomer consists few repeat m monomer w n...

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