Recent activity by JannetteBarr

1 answer 89 views

How does the route of administration affect the pharmacokinetics of a drug in the body, specifically in terms of absorption and distribution?

asked Feb 24 in Medicinal Chemistry

1 answer 85 views

What is the relationship between the crystal structure and electronic properties of perovskite materials, and how can this knowledge be used to optimize the efficiency of perovskite solar cells?

answered Feb 24 in Quantum Chemistry

1 answer 86 views

What is the optimum conditions (temperature, pressure, and reaction time) required for the preparation of 2-chloro-4-nitroaniline from aniline and chlorine gas with high yield and purity?

asked Feb 22 in Chemical synthesis

1 answer 87 views

What are the factors that affect the photochemical properties of dyes and pigments, and how can these factors be optimized for the efficient dyeing and coloring of various materials?

asked Feb 22 in PhotoChemistry

1 answer 95 views

What are the key physical and chemical properties of polymers that make them suitable for 3D printing? Which specific polymers have the best properties for 3D printing and why?

asked Feb 20 in Materials Chemistry

1 answer 79 views

How has the historical and evolutionary development of chemistry shaped the current understanding and application of chemical principles and technologies?

asked Feb 20 in Chemical education

1 answer 86 views

What is the mechanism of electrophilic addition reaction between propene and hydrogen bromide, and what product will be obtained?

answered Feb 20 in Organic Chemistry

1 answer 94 views

How do the electronic and optical properties of conjugated polymers vary as the size of the polymer chain increases?

answered Feb 20 in Quantum Chemistry

1 answer 82 views

What is the effect of varying concentrations of plasma treatment on the surface properties of a biopolymer-based biomaterial?

asked Feb 20 in Surface Chemistry

1 answer 80 views

How does the degree of entanglement of a molecular system affect its stability and reactivity?

asked Feb 19 in Quantum Chemistry

1 answer 90 views

What is the coordination number and geometry of the lanthanide complex [Eu(H2O)8]Cl3? Explain the factors that determine the coordination number and geometry for lanthanide complexes.

asked Feb 19 in Coordination Chemistry

1 answer 89 views

How does the concentration of Nitrogen and Phosphorus pollutants in water bodies affect the aquatic ecosystem, and what are some effective methods to prevent or mitigate their harmful impacts on water quality?

answered Feb 19 in Environmental Chemistry

1 answer 94 views

How does the chemical structure of DNA affect its interaction with specific proteins involved in gene regulation?

answered Feb 18 in BioChemistry

1 answer 92 views

What are the optimum reaction conditions for synthesizing polyacrylonitrile from acrylonitrile monomer?

asked Feb 14 in Chemical synthesis

1 answer 119 views

What is the effect of increasing the concentration of a salt solution on its conductivity and how does this relate to the number of ions present in the solution?

asked Feb 13 in Inorganic Chemistry

1 answer 102 views

How will an increase in pressure affect the equilibrium position of a chemical reaction if the reaction involves equal numbers of gaseous reactants and products, and the total number of moles of gas remains constant?

asked Feb 13 in Chemical equilibrium

1 answer 80 views

How can we design a step-by-step process for the extraction and recovery of valuable metals such as gold, silver, and copper from electronic waste using sustainable and eco-friendly methods?

answered Feb 12 in Chemical engineering

1 answer 105 views

How can the levels of volatile organic compounds (VOCs) in indoor air be measured and controlled to improve indoor air quality and prevent adverse health effects?

asked Feb 7 in Environmental Chemistry

1 answer 92 views

How can magnetic resonance spectroscopy be used to determine the purity of a chemical compound? Develop a protocol for using NMR spectroscopy to assess the purity of a sample of 2-butanone.

answered Feb 6 in Physical Chemistry

1 answer 87 views

How can chemistry-related extracurricular activities be made more widely available to students in areas where resources are limited, in order to enhance their learning and interest in the subject?

answered Feb 5 in Chemical education

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