A Lewis acid catalystis generally used to initiate the cationic polymerization reaction by activation of the oxetane ring oxygen, allowing nucleophilic attack from the ring oxygen atom of a second oxetane molecule and ring opening. What is cationic vinyl polymerization? Cationic vinyl polymerization isa...
What is the active site of an enzyme binds the products of enzyme catalyzed reactions and holds them there with weak chemical bonds? Which of the following is a biological catalyst that decreases the activation energy to cause a reaction to happen? ...
What is the real meaning of love? If you want to define love in one sentence, love is one of the most profound emotions humans experience. It is a combination of attraction and closeness. The person we feel attracted to or close to is the person we are usually in love with. Such a ...
This served as an initial catalyst for the development of a partnership between the Bangkok Metropolitan Administration, UN Global Compact – Cities Programme, and Melbourne-based urban scholars and policymakers from RMIT University and the Department of Health and Human Services. It was anticipated ...
what is the meaning of active reading? shay nicole - updated may 09, 2019 related difference between active & passive reading active reading skills act as a catalyst for critical thinking skills. and, when using critical thinking skills, you become an effective communicator and develop strong...
What is the meaning of the term "forerun"? This is about the synthesis of an ester. Ester Synthesis: RCOOR' (R = alkyl group) is the ester formula, that is, a functional group. Fischer esterification is a common "ester production" reaction. Its structure is as fol...
called a catalyst that is itself not consumed by the overall reaction. The word is derived from the Greek noun κατάλυσιςrelated to the verb καταλύειν meaning to annul or to untie or to pick up.A catalyst decreases the activation energy of ...
What is the spelling yttrium? yttrium. / (ˈɪtrɪəm) / noun. a silvery metallic element occurring in monazite and gadolinite and used in various alloys, in lasers, and as a catalyst. Symbol: Y; atomic no: 39; atomic wt: 88.90585; valency: 3; relative density: 4.469; melting...
thermosetting acrylics and thermoplastic acrylics. thermosetting acrylics are polymers containing backbone monomers, which make up the bulk of the polymer together with at least one monomer which contains a reactive group, the latter will allow cross-linking through heat or with a catalyst. the term ...
Sulfuric acid is produced from sulfur, oxygen and water via the contact process.In the first step, sulfur is burned to produce sulfur dioxide.(1) S(s) + O2(g) → SO2(g)This is then oxidised to sulfur trioxide using oxygen in the presence of a vanadium(V) oxide catalyst.(2) 2 SO2...