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What are the specific photochemical properties of gold nanoparticles and how do they differ from those of other metal nanoparticles?

asked Feb 13 in PhotoChemistry by SheliaSaucie (2.1k points)

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What is the nature of electronic excitations in a given molecule, and what is the mechanism of excited state dynamics, as predicted by ab initio calculations?

asked Feb 13 in Computational Chemistry by LynwoodLundg (1.5k points)

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How many geometric isomers can be formed for the square planar complex (PtCl₂(NH₃)₂)?

asked Feb 13 in Coordination Chemistry by DarbyJackey7 (1.4k points)

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How does exposure to air pollutants affect the respiratory system of humans and what are the specific chemical reactions involved in this process?

asked Feb 13 in Environmental Chemistry by Linnea35385 (2.0k points)

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How do energy transfer processes in molecular dynamics affect the stability and reactivity of a compound under different reaction conditions?

asked Feb 13 in Quantum Chemistry by AleciaAlleyn (1.5k points)

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What is the role of disulfide bridges in determining the structure and function of proteins, particularly enzymes? How do variations in the number and placement of disulfide bonds affect enzymatic activity?

asked Feb 12 in BioChemistry by JodieGartrel (1.8k points)

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How can we effectively and safely dispose of radioactive waste without causing harmful environmental impacts, and what chemical processes are involved in the disposal methods?

asked Feb 13 in Environmental Chemistry by TorySelwyn2 (2.1k points)

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How do different drug combinations affect the absorption and metabolism of each other in the body?

asked Feb 12 in Medicinal Chemistry by RudyMms5536 (1.8k points)

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What is the effect of heavy metal contamination on the growth and nutrient levels of common agricultural crops in soil?

asked Feb 13 in Environmental Chemistry by LillianaY16 (1.7k points)

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How does excessive use of nitrogen and phosphorus fertilizers in agriculture affect water quality in nearby bodies of water and what steps can be taken to reduce this pollution?

asked Feb 13 in Environmental Chemistry by ScottyWild8 (1.4k points)

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How can we develop a cost-effective and scalable method for synthesizing single-walled carbon nanotubes with specific chirality or diameter, while maintaining their structural integrity, purity, and functionality?

asked Feb 12 in Materials Chemistry by LeathaOchoa (1.7k points)

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What is the effect of doping with various elements on the critical temperature and critical magnetic fields in superconducting materials?

asked Feb 12 in Materials Chemistry by ErnestineScr (1.6k points)

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How can we design drugs that have high specificity and effectiveness for treating genetic disorders caused by mutations in specific genes, such as cystic fibrosis or Huntington's disease?

asked Feb 12 in Medicinal Chemistry by JamiFreame70 (1.7k points)

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What is the net yield of ATP molecules in glycolysis and gluconeogenesis, and how does the process differ between these two metabolic pathways?

asked Feb 13 in BioChemistry by JaimeFuqua07 (2.0k points)

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What is the mechanism by which enzymes catalyze the hydrolysis of peptide bonds in proteins and what role do biomolecules such as amino acids, chaperones, and co-factors play in this process?

asked Feb 13 in Organic Chemistry by HaydenSpeigh (1.7k points)

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What is the net number of ATP molecules produced through oxidative phosphorylation during the citric acid cycle, assuming the starting molecule is acetyl-CoA?

asked Feb 13 in BioChemistry by August936905 (1.5k points)

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How can we improve the efficacy and diminish side effects of current treatments for cardiovascular diseases using medicinal chemistry approaches?

asked Feb 13 in Medicinal Chemistry by MoniqueBrins (1.9k points)

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How can we improve the compatibility of polymer blends and prevent phase separation?

asked Feb 13 in Polymer Chemistry by NFDRoman4328 (1.8k points)

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What is the effect of changing the concentration of one reactant on the reaction rate of a second-order reaction? Provide numerical data to support your answer.

asked Feb 13 in Chemical kinetics by EvieMerideth (2.3k points)

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What is the role of hydrogen bonds in maintaining the double helix structure of DNA? How many hydrogen bonds are formed between adenine and thymine base pairs compared to guanine and cytosine base pairs?

asked Feb 13 in BioChemistry by FranklinPeel (2.2k points)

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