Recent activity by KristinCoghl

1 answer 16 views

How does the release of heavy metals such as mercury, lead, and cadmium from industrial effluents impact the environment and human health, and what are the best techniques to measure and monitor their concentrations in water, soil, and air samples?

answered 1 day ago in Environmental Chemistry

1 answer 23 views

How does the presence of different metal ions in metal-organic frameworks affect their electronic and magnetic properties?

asked 3 days ago in Quantum Chemistry

1 answer 21 views

What is the optimal reaction conditions and yield for the preparation of 2,4-dichloronitrobenzene from nitrobenzene and chlorine gas through the process of chemical synthesis?

asked 3 days ago in Chemical synthesis

1 answer 21 views

What is the mechanism of the Pinacol-Pinacolone rearrangement and what factors influence its rate?

asked 3 days ago in Organic Chemistry

1 answer 20 views

How does the lipid composition of a cell membrane affect its fluidity and permeability to different molecules?

asked 5 days ago in BioChemistry

1 answer 24 views

What is the equilibrium constant (Kc) expression for the following chemical reaction at 25°C and 1 atm pressure?2 SO2 (g) + O2 (g) ⇌ 2 SO3 (g)

asked 5 days ago in Physical Chemistry

1 answer 31 views

How does the electron transport chain generate ATP during oxidative phosphorylation in the citric acid cycle? Include the specific electron carrier molecules and the role of oxygen in the process.

answered 5 days ago in BioChemistry

1 answer 23 views

What is the effect of increased substrate concentration on the rate of enzymatic reaction, and how does competitive inhibition affect this relationship?

asked 5 days ago in BioChemistry

1 answer 31 views

How does the concentration of detergent affect the surface tension of water and the effectiveness of cleaning?

answered 6 days ago in Surface Chemistry

1 answer 21 views

How does the calculation of the vertical excitation energies and oscillator strengths of a molecule change when different levels of theory are employed, such as time-dependent density functional theory (TDDFT) versus coupled-cluster theory?

asked Feb 18 in Quantum Chemistry

1 answer 34 views

How does sunlight affect the degradation of pollutants, such as pesticides and herbicides, in the environment and what are the chemical processes involved in photochemical degradation?

answered Feb 14 in PhotoChemistry

1 answer 32 views

What is the effect of metal substitution on the optical and electrochemical properties of metalloporphyrins and metallophthalocyanines, and how does this affect their potential uses in various fields such as photovoltaics or catalysis?

answered Feb 13 in Coordination Chemistry

1 answer 46 views

How do the structural features and properties of liquid crystals make them suitable for use in modern electronic displays and technology?

asked Feb 13 in Physical Chemistry

1 answer 38 views

What is the role of the chelation agent ethylenediaminetetraacetic acid (EDTA) in the chelation therapy of lead poisoning, and what is the coordination chemistry behind its ability to remove lead ions from the body?

answered Feb 13 in Coordination Chemistry

1 answer 6 views

What is the coulometric titration method for quantifying the amount of copper in a brass sample? Provide a detailed procedure for carrying out the coulometric titration method to determine the amount of copper in the sample.

asked Feb 12 in Analytical Chemistry

1 answer 55 views

How can the process for producing industrial gases be optimized to achieve maximum efficiency without compromising the quality of the gases produced?

asked Feb 10 in Chemical engineering

1 answer 31 views

How can the molecular properties of an anticancer drug be optimized to increase its efficacy and selectivity towards cancer cells?

asked Feb 10 in Medicinal Chemistry

1 answer 35 views

How can the manufacturing process parameters, such as temperature and pressure, impact the properties of the final product in polymer processing?

answered Feb 7 in Polymer Chemistry

1 answer 34 views

How can the impact of radioactive waste disposal on the environment be minimized through various chemical processes and technologies?

answered Feb 7 in Environmental Chemistry

1 answer 27 views

How can the mechanical and thermal properties of different polymers be optimized for their use in 3D printing applications?

asked Feb 7 in Materials Chemistry

Categories