Recent activity by DeboraFallen

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How do the photochemical properties of quantum dots differ from traditional bulk semiconductors, and what makes them a promising candidate for applications in fields such as solar cells, medical imaging, and quantum computing?

answered 3 days ago in PhotoChemistry

1 answer 19 views

What is the optimum temperature and concentration of nitric acid necessary for the most efficient and safe preparation of 2,4,6-trinitrotoluene from toluene using the nitration process?

asked 3 days ago in Chemical synthesis

1 answer 19 views

What is the molecular geometry of the H2O molecule?

answered 4 days ago in Chemical bonding

1 answer 18 views

What is the impact of magnetic particle size on the coercivity and remanence of magnetic materials used for data storage?

asked 5 days ago in Materials Chemistry

1 answer 31 views

How does the concentration of reactants affect the rate of a chemical reaction and can this relationship be quantified through measurements of reaction time and product yield?

asked 6 days ago in Chemical kinetics

1 answer 32 views

How does the concentration of ATP affect the regulation of glycolysis in the metabolic pathway of glucose metabolism?

answered 6 days ago in BioChemistry

1 answer 6 views

How does the Calvin Cycle in photosynthesis contribute to carbon fixation, and what is the role of enzymes such as ribulose-1,5-bisphosphate carboxylase/oxygenase (RuBisCO) in this process?

answered Feb 18 in BioChemistry

1 answer 32 views

How does the absorption of light by a molecule or material lead to changes in its electronic structure and chemical reactivity, and how can this be studied using quantum chemistry methods?

asked Feb 17 in Quantum Chemistry

1 answer 38 views

How does the use of different types of substrates impact the sensitivity and reproducibility of SERS measurements in the analysis of specific analytes?

asked Feb 17 in Surface Chemistry

1 answer 25 views

How does the surface modification of polymers affect their wettability and adhesion properties?

answered Feb 17 in Surface Chemistry

1 answer 25 views

What is the crystal structure of Sodium Chloride and how does it relate to its properties and applications?

asked Feb 14 in Inorganic Chemistry

1 answer 27 views

How does passivation prevent corrosion on the surface of metals? Provide examples of metals that can undergo passivation and explain the mechanism involved in the passivation process.

asked Feb 14 in Surface Chemistry

1 answer 36 views

How has inadequate training for chemistry teachers impacted the quality of chemical education in schools, and what steps can be taken to improve teacher training to enhance the learning experience for the students?

answered Feb 13 in Chemical education

1 answer 36 views

How does inadequate training for chemistry teachers affect the quality of students' education and their understanding of chemical concepts? Provide specific examples or case studies to support your argument.

answered Feb 13 in Chemical education

1 answer 28 views

How have environmental regulations affected the use of lead in gasoline and its impact on air quality?

asked Feb 13 in Environmental Chemistry

1 answer 45 views

How do the coordination chemistry principles of chelation therapy affect the ability of the chelating agent to selectively bind with a target metal ion in the body and remove it effectively?

asked Feb 12 in Coordination Chemistry

1 answer 39 views

How can the synthesis of polyacrylonitrile from acrylonitrile monomer be optimized to achieve maximum yield and desired molecular weight?

answered Feb 11 in Chemical synthesis

1 answer 31 views

How can the selectivity of metal catalysts for the oxidation of hydrocarbons be improved to minimize the formation of undesired byproducts and increase the yield of target products?

answered Feb 10 in Surface Chemistry

1 answer 64 views

How can the production process for fragrances be optimized to improve efficiency and reduce the potential for environmental harm? Specifically, what modifications can be made to the reaction conditions or equipment used in fragrance production to maximize yield and reduce waste?

answered Feb 10 in Chemical engineering

1 answer 44 views

How can the principles of medicinal chemistry be applied to design new drugs for the treatment of metabolic disorders such as obesity, diabetes, and hyperlipidemia? Specifically, what structural features or modifications in the chemical structure of existing drugs can enhance their efficacy and specificity towards the molecular targets involved in these disorders?

answered Feb 10 in Medicinal Chemistry

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