Does ethylene polymerize under mild conditions in the absence of a catalyst? : Polymer Chemistry
796Consider the polymerization of vinylidene chloride, ch2=ccl2. What structural variations are possible in poly(vinylidene chloride)? : Polymer Chemistry
981How can chemists control which type of polyethylene (ldpe vs. Hdpe) is generated? : Polymer Chemistry
1241Head-to-tail polymerization of propylene is observed with the [cp2zr(r)]+ catalyst. Explain this result on the basis of molecular-level interactions. : Polymer Chemistry
594Besides the extent of branching, can you think of any other structural parameters that might lead to differences in physical properties? : Polymer Chemistry
688What kinds of structural changes accompany bond-breaking and bond-forming in olefin polymerization? : Polymer Chemistry
1252What are the other ways in which chemists can manipulate the properties of polymers? : Polymer Chemistry
639How does the molecular-level structure of these polymers influence their physical properties? : Polymer Chemistry
1 1280Examine samples of ldpe (sandwich bag, squeeze bottle) and hdpe (milk jug, grocery bag). What are some of the differences in the physical properties of these substances? : Polymer Chemistry
733A polymer's structure influences its physical properties. Describe two structural variations that are possible for polypropylene but not for polyethylene. : Polymer Chemistry
615What are some of the polymers that you encounter every day? Describe their physical properties. : Polymer Chemistry
697Atactic polypropylene is always produced with the [cp2zr(r)]+ catalyst. Explain this on the basis of molecular-level interactions. : Polymer Chemistry
582What is the difference between a heterogeneous and a homogeneous catalyst? What are some of the advantages of homogeneous catalysts? : Polymer Chemistry
597Post New Chemistry AllOther Questions
What is the difference between Assay and Purity?
What is the difference between a heterogeneous and a homogeneous catalyst? What are some of the advantages of homogeneous catalysts? : Polymer Chemistry
Head-to-tail polymerization of propylene is observed with the [cp2zr(r)]+ catalyst. Explain this result on the basis of molecular-level interactions. : Polymer Chemistry
Define electro plating and electroless plating? : Electrochemistry Corrosion
Define alum?
how to mesure a relation of assay by HPLC and purity in results?
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Tell me the common name of the molecule dihydrogen dioxide?
Explain how do you separate the colors of ink?
Observe the following number to four significant figures and express the result in standard exponential notation: 0.006543210?
What is the atomic number?
how can karl fischer's titration be used to estimate alcohols??????
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How tripod is used?
Suppose u have combipack product and u get 2 or more peaks which are other than there placebo then what we can do
