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Identify the structural isomers for the organic compound C4H10O and explain how they differ in their physical and chemical properties.

asked Jan 31 in Organic Chemistry by WBFCharli644 (330 points)

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How does the size of a gold nanoparticle affect its stability and interaction with water molecules? Perform a molecular dynamics simulation using appropriate software to investigate the behavior of gold nanoparticles of varying sizes in water. Analyze your results to determine the correlation between nanoparticle size and stability, and provide an explanation for any observed trends.

asked Jan 31 in Computational Chemistry by EmilieBobb0 (370 points)

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What are the effects of branching and crosslinking on the physical properties of polymers? Provide specific examples of how branching and crosslinking affect the glass transition temperature, crystallinity, and mechanical properties of polymers.

asked Jan 31 in Physical Chemistry by RodgerFitzGi (370 points)

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What is the standard enthalpy change for the combustion of methane (CH4) gas to form carbon dioxide (CO2) gas and water (H2O) at 298 K? Use quantum chemistry calculations to determine the necessary thermodynamic properties of CH4, CO2, and H2O to solve the problem.

asked Jan 31 in Quantum Chemistry by FinnLod12299 (470 points)

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How does the process of carbon fixation contribute to the overall process of photosynthesis, and what role does the enzyme Rubisco play in this process?

asked Jan 31 in BioChemistry by LovieDunross (510 points)

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How does changing the concentration of a reactant affect the rate and profitability of a chemical reaction?

asked Jan 31 in Chemical kinetics by CortezDale67 (550 points)

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What is the effect of changing the concentration of a reactant on the selectivity of a reaction?

asked Jan 31 in Chemical kinetics by DwightSparro (570 points)

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What is the concentration of lead in a water sample collected from a nearby river using atomic absorption spectroscopy?

asked Jan 31 in Analytical Chemistry by RainaGumm51 (250 points)

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What is the structure of Compound X? Use nuclear magnetic resonance spectroscopy (NMR) to determine the functional groups present and their respective positions in the molecule.

asked Jan 31 in Analytical Chemistry by Pearline4366 (310 points)

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How does an infrared spectrum help in determining the molecular structure of a compound? Provide an example of a compound where the infrared spectrum can be used to analyze the presence of functional groups, and explain how it would be done.

asked Jan 31 in Physical Chemistry by ChristenaPic (550 points)

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How do carbohydrate-protein interactions influence the recognition and binding of enzymes to their substrates, and what are the implications of this recognition and binding for biochemical reactions?

asked Jan 31 in BioChemistry by LuciaTapia1 (630 points)

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How effective are the current environmental regulations in protecting the air and water quality in highly industrialized cities?

asked Jan 31 in Environmental Chemistry by RosalineA689 (470 points)

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1 answer 55 views

How does alternative splicing of pre-mRNA molecules affect the final functional forms of RNA and protein products in the context of RNA processing?

asked Jan 31 in BioChemistry by AlbertBosist (280 points)

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What is the dipole moment of carbon dioxide (CO2)?

asked Jan 31 in Chemical bonding by KarineWinnin (410 points)

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What is the reaction mechanism for the formation of a water molecule from hydrogen and oxygen gas using quantum chemical calculations?

asked Jan 31 in Computational Chemistry by VenusMonash4 (850 points)

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What are the specific photochemical properties responsible for the bioluminescence in certain organisms, and how do these properties differ from those of non-bioluminescent counterparts?

asked Jan 31 in PhotoChemistry by DominiquePet (590 points)

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What is the binding affinity of a selected drug molecule with the target receptor protein using molecular docking studies?

asked Jan 31 in Computational Chemistry by RandyDycus98 (430 points)

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How do amino acid modifications affect the efficiency of intracellular signal transduction pathways in living organisms? Support your answer with experimental evidence.

asked Jan 31 in BioChemistry by NanceeShapir (470 points)

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What is the coordination number and geometry of the metal ion present in the active site of the enzyme carbonic anhydrase? How does the coordination environment of the metal ion facilitate the enzymatic function of carbonic anhydrase?

asked Jan 31 in Coordination Chemistry by CarolineLami (470 points)

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How does the molecular structure of water change as the temperature and pressure vary? Use quantum mechanics to explain the changes in bond lengths and angles.

asked Jan 31 in Physical Chemistry by MarquisTalli (310 points)

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