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How do the rheological properties of polymer melts, such as viscosity and elasticity, influence the processing and final properties of polymer materials in industrial applications?

asked Feb 24 in Polymer Chemistry by MaricelaBevi (1.9k points)

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How does the regulation of fatty acid synthesis and degradation contribute to the control of lipid metabolism and transport in the human body? Include the most important enzymes, hormones and pathways involved in this process.

asked Feb 24 in BioChemistry by CharmainHers (1.6k points)

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What conditions are necessary for the selective oxidation of methane on a metal surface to produce formaldehyde, and how does the presence of different metals affect the selectivity and activity of the reaction?

asked Feb 24 in Surface Chemistry by AveryJoris20 (2.0k points)

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What are the significant discoveries and contributions of the early chemists in the evolution of chemistry, and how did they impact the development of modern chemistry?

asked Feb 24 in Chemical education by PDQJenifer7 (2.0k points)

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How does the release of chlorofluorocarbons (CFCs) contribute to the depletion of the ozone layer and what are the potential consequences of increased UV radiation exposure on the ecosystem and human health?

asked Feb 24 in Environmental Chemistry by TerrieGaffne (1.6k points)

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How does the size and shape of a nanostructure affect its electronic properties and optical behavior, and how can these properties be calculated using quantum chemistry methods?

asked Feb 24 in Quantum Chemistry by NFDRoman4328 (1.8k points)

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What is the relationship between the electronic excited states and the optical properties of a certain molecule, and how can this be calculated using quantum chemistry methods?

asked Feb 24 in Quantum Chemistry by MamieSanmigu (1.8k points)

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How does the size and shape of nanoparticles affect their photochemical properties? Use specific examples and scientific evidence to support your answer.

asked Feb 24 in PhotoChemistry by ZellaSeamon3 (1.6k points)

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What is the role of the photostability and photoreactivity of sunscreen agents in preventing skin damage caused by UV radiation?

asked Feb 24 in PhotoChemistry by AdeleChauvel (1.8k points)

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How does the size and shape of nanoparticles affect their photochemical properties? Investigate the photochemical properties of nanoparticles with varying sizes and shapes, and determine how these properties relate to the particle's structural features.

asked Feb 24 in PhotoChemistry by AdolphI79338 (1.8k points)

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How does the size and shape of a molecule or nanostructure affect its electronic transport properties?

asked Feb 24 in Quantum Chemistry by MargueriteWa (1.8k points)

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What is the relationship between the size and shape of nanoparticles and their photochemical properties? Specifically, how does the absorption and emission spectra of gold nanoparticles change as their size and shape are varied?

asked Feb 24 in PhotoChemistry by JanisMontane (1.8k points)

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How does the size and shape of a gold nanoparticle influence its stability and reactivity in a molecular dynamics simulation?

asked Feb 24 in Computational Chemistry by RamiroShockl (2.3k points)

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How does the size and shape of a molecule affect its ability to conduct electricity in a nanoscale system?

asked Feb 24 in Quantum Chemistry by JaimeStockma (2.2k points)

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How does the size and shape of a molecular system affect the electronic and transport properties, and what are the implications of these properties for designing new materials and electronics devices?

asked Feb 24 in Quantum Chemistry by AgnesKkk964 (1.9k points)

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How does the size and shape of nanomaterials affect its catalytic activity in chemical reactions?

asked Feb 24 in Materials Chemistry by AdaBethel250 (2.0k points)

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How does changing the pH affect the equilibrium position of a redox reaction between Fe2+ and Ce4+ ions in acidic and basic solutions? Provide a detailed explanation with an appropriate chemical equation to support your answer.

asked Feb 24 in Chemical equilibrium by CorrineHampt (2.4k points)

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How does the route of administration affect the pharmacokinetics of a drug in the human body? Compare and analyze the pharmacokinetic parameters of a drug administered through different routes such as oral, intravenous, and intramuscular routes.

asked Feb 24 in Medicinal Chemistry by CornellNicho (2.1k points)

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How does the size and shape of a metallic nanoparticle affect its surface properties, such as reactivity with molecules, when analyzed using density functional theory calculations?

asked Feb 24 in Computational Chemistry by MarcellaR325 (2.2k points)

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What is the relationship between light intensity and the rate of photochemical reactions in the process of photosynthesis of a specific plant species, and how does this impact the efficiency of photosynthesis?

asked Feb 24 in PhotoChemistry by MargueriteSa (2.1k points)

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