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What is the optimal temperature and concentration of nitric acid required for the successful preparation of 2,4-dinitrophenol from phenol via nitration? How does changing these parameters affect the yield and purity of the final product?
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What is the optimal temperature and catalyst used for the synthesis of polyethylene oxide from ethylene oxide monomer, and how do these factors affect the yield and molecular weight of the polymer?
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What is the optimal temperature and catalyst to use in the synthesis of polyethylene oxide from ethylene oxide monomer, and how do they affect the yield and properties of the resulting polymer?
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What is the optimal synthesis strategy for creating a biocompatible and efficient drug delivery material using nanotechnology and how can its properties be characterized and measured to determine its suitability for clinical use?
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Materials Chemistry
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What is the optimal synthesis condition for the production of polyvinylpyrrolidone with high yield and molecular weight from vinylpyrrolidone monomer using a specific catalyst?
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Feb 21
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Chemical synthesis
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What is the optimal stoichiometric ratio of adipic acid and hexamethylenediamine for the synthesis of nylon-6,6 and how does varying this ratio affect the yield and properties of the final product?
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What is the optimal simulation time for a Monte Carlo simulation of a liquid crystal system using a specific force field? How does the choice of force field affect the optimal simulation time?
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Computational Chemistry
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What is the optimal reaction temperature and time required for the synthesis of nylon-6,6 from adipic acid and hexamethylenediamine to achieve maximum yield and purity?
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Chemical synthesis
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What is the optimal reaction temperature and reaction time required for the synthesis of polyvinyl chloride from vinyl chloride monomer with the highest possible yield and purity?
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What is the optimal reaction temperature and catalyst concentration for the synthesis of polyacrylonitrile from acrylonitrile monomer using ammonium persulfate as the initiator?
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Chemical synthesis
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What is the optimal reaction conditions to maximize the yield of polyethylene in the synthesis of polyethylene from ethylene monomer?
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Chemical synthesis
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WallaceMaria
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What is the optimal reaction conditions for the synthesis of polyvinylpyrrolidone from vinylpyrrolidone monomer, and how do these conditions affect the yield and quality of the final product?
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Feb 21
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Chemical synthesis
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OrenTherrien
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What are the optimal reaction conditions (temperature, time, and stoichiometry) required for the synthesis of polyurethane from diisocyanate and polyol to achieve the desired mechanical properties and maximum yield?
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Feb 21
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Chemical synthesis
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BlaineBeasle
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What is the optimal reaction conditions (temperature, pressure, and catalyst) for the synthesis of polyethylene terephthalate from terephthalic acid and ethylene glycol to achieve the highest yield and purity?
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Feb 21
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Chemical synthesis
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EnriqueJ252
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What is the optimal reaction conditions, including temperature, pressure, and catalyst selection, for the synthesis of polyethylene oxide with a targeted molecular weight using ethylene oxide as the monomer?
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Feb 21
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Chemical synthesis
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NicholeBlade
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What is the optimal reaction conditions required for the synthesis of polyethylene oxide from ethylene oxide monomer with the highest molecular weight and the highest yield?
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Feb 21
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Chemical synthesis
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What is the optimal reaction conditions, including temperature and molar ratio, for the synthesis of nylon-6,6 from adipic acid and hexamethylenediamine to maximize yield and minimize side reactions?
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Feb 21
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Chemical synthesis
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RichieRedric
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What is the optimal reaction conditions (temperature, pressure, solvent, acid/base catalysis) for the synthesis of high molecular weight polyvinylpyrrolidone using vinylpyrrolidone as the monomer?
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Feb 21
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Chemical synthesis
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What is the optimal reaction conditions, including the amounts of salicylic acid and acetic anhydride, reaction temperature, and reaction time, to produce the highest yield of aspirin in the synthesis of aspirin from salicylic acid and acetic anhydride?
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Feb 21
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Chemical synthesis
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What is the optimal reaction conditions, including temperature, pressure, and catalyst, required for the efficient synthesis of polyvinyl chloride from vinyl chloride monomer?
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