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What is the optimum temperature and concentration of nitric acid needed to achieve a high yield in the preparation of 2,4,6-trinitrotoluene from toluene?

asked Feb 22 in Chemical synthesis by RichieRedric (1.9k points)

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What is the predicted bond angle of a carbon dioxide molecule (CO2) based on its molecular structure and bonding arrangement?

asked Feb 22 in Chemical bonding by AlineBacon1 (1.5k points)

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What is the most environmentally friendly polymer-based packaging material and how does its production and use compare to traditional packaging materials, such as plastics?

asked Feb 21 in Polymer Chemistry by ZacheryHunge (1.6k points)

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How does the pH level of acid mine drainage affect the solubility and toxicity of heavy metals present in the water, and what steps can be taken to mitigate these effects on the surrounding ecosystem?

asked Feb 22 in Environmental Chemistry by LatashaWillc (2.7k points)

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What is the mechanism of the photochemical reaction that occurs between benzene and chlorine gas to form chlorobenzene in the presence of sunlight?

asked Feb 22 in PhotoChemistry by SNBBernd7967 (2.3k points)

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How do the photochemical properties of lanthanide complexes change with variations in ligand types and coordination geometries?

asked Feb 22 in PhotoChemistry by ValentinChri (1.9k points)

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How does the temperature and pressure affect the phase transition of water from liquid to gas as modeled through Monte Carlo simulations?

asked Feb 22 in Computational Chemistry by OctavioCarva (2.0k points)

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How do the photochemical properties of chiral molecules differ from that of achiral molecules?

asked Feb 22 in PhotoChemistry by FelixTolmer3 (1.9k points)

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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?

asked Feb 21 in Chemical synthesis by CIGArmando01 (1.8k points)

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How do the photochemical properties of bioluminescent organisms differ from those of chemiluminescent and fluorescent species?

asked Feb 22 in PhotoChemistry by OliverOtis4 (2.3k points)

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How do the physical properties (such as viscosity, conductivity, and solubility) of ionic liquids change with different cations and anions?

asked Feb 22 in Physical Chemistry by MarcellaR325 (2.2k points)

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What is the optimum reaction conditions for the synthesis of polyethylene from ethylene monomer and how do they affect the yield and properties of the polymer?

asked Feb 22 in Chemical synthesis by ReinaldoBull (2.2k points)

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How do the photochemical properties of gold nanoparticles differ from those of silver nanoparticles when exposed to UV radiation in a solution containing a reducing agent?

asked Feb 22 in PhotoChemistry by LeesaJ55672 (1.9k points)

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What are the factors that influence the photochemical properties of transition metal complexes and how do these properties affect their reactivity and potential applications in various fields of chemistry?

asked Feb 22 in PhotoChemistry by LSCJoey08837 (2.2k points)

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What are the optimum reaction conditions for the selective oxidation of hydrocarbons such as ethylene on metal surfaces, and how do these conditions impact the efficiency and selectivity of the reaction?

asked Feb 22 in Surface Chemistry by CandyMusquit (1.8k points)

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What is the reaction mechanism for the preparation of 2,4-dinitrophenylhydrazine from hydrazine and 2,4-dinitrochlorobenzene?

asked Feb 22 in Chemical synthesis by MercedesLang (2.2k points)

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How do the photochemical properties of bioluminescent organisms differ from the properties of chemiluminescent and fluorescent compounds, and what is the underlying mechanism by which bioluminescent organisms produce light?

asked Feb 22 in PhotoChemistry by LillyHoskins (1.9k points)

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How does the pharmacodynamics of a drug in the body vary depending on its chemical structure and functional groups present?

asked Feb 22 in Medicinal Chemistry by SanoraMarzan (1.7k points)

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How does the pH value of water affect the survival and reproductive rate of fish species in polluted aquatic ecosystems?

asked Feb 22 in Environmental Chemistry by YVMCinda4278 (2.3k points)

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What is the net ATP yield of one turn of the Citric acid cycle and oxidative phosphorylation?

asked Feb 21 in BioChemistry by AWSReginald (2.2k points)

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