Recent activity by HesterLoyau3

1 answer 19 views

What is the relationship between drug concentration and pharmacological effect, and how can this relationship be modeled mathematically in order to understand and predict drug activity in the body?

asked 1 day ago in Medicinal Chemistry

1 answer 26 views

How does the presence of coordination compounds affect the photostability of certain organic compounds, and what factors contribute to this effect? Provide examples of specific coordination compounds and organic molecules to support your answer.

asked 3 days ago in PhotoChemistry

1 answer 29 views

How does the prediction of electronic and magnetic properties of topological materials impact their potential use in various fields such as electronics and spintronics, and how does quantum chemistry play a role in these predictions?

answered 4 days ago in Quantum Chemistry

1 answer 36 views

How do the photochemical properties of bioluminescent organisms differ from the properties of other light-emitting systems, and what are the molecular mechanisms behind their light production?

asked 4 days ago in PhotoChemistry

1 answer 27 views

What is the optimal temperature and reaction time for the synthesis of nylon-6,6 from adipic acid and hexamethylenediamine?

asked 4 days ago in Chemical synthesis

1 answer 8 views

What is the most effective method for detecting and quantifying pesticide residues in food samples to ensure they meet safety standards and protect human health?

answered 4 days ago in Environmental Chemistry

1 answer 21 views

What is the reaction mechanism for the synthesis of primary amines using the Gabriel synthesis?

answered 6 days ago in Organic Chemistry

1 answer 29 views

What is the effect of temperature on the reaction rate and reaction yield of a chemical reaction between reactant A and reactant B? Design an experiment to investigate this relationship and provide a detailed analysis of the data obtained.

answered 6 days ago in Chemical kinetics

1 answer 30 views

How does the composition of superconducting materials affect their critical temperature and critical magnetic field?

asked Feb 18 in Materials Chemistry

1 answer 15 views

What is the bond order of the nitrogen molecule (N2) based on molecular orbital theory?

asked Feb 18 in Chemical bonding

1 answer 30 views

How can we predict the absorption spectra of a molecule using quantum chemical calculations of excited states?

answered Feb 14 in Computational Chemistry

1 answer 42 views

How can we use molecular docking studies to identify potential inhibitors of protein-protein interactions involved in a specific disease pathway and design new drugs to target these interactions?

asked Feb 13 in Computational Chemistry

1 answer 27 views

How can the mechanical and thermal properties of polymer-based composites be optimized for specific aerospace applications such as aircraft components or spacecraft structures?

answered Feb 7 in Polymer Chemistry

1 answer 27 views

How can the mechanical and chemical properties of a polymer-based paint or coating be optimized for a specific application, such as an exterior coating for a steel bridge exposed to harsh weather conditions?

asked Feb 7 in Polymer Chemistry

1 answer 38 views

How can education in environmental chemistry be improved to help students better understand the impact their chemical experiments and research may have on the environment?

asked Feb 5 in Chemical education

1 answer 52 views

How can a company reduce its carbon footprint in its manufacturing processes without compromising the quality of its products?

answered Feb 4 in Environmental Chemistry

1 answer 10 views

Design a retrosynthesis plan to synthesize ibuprofen from benzene.

answered Feb 4 in Organic Chemistry

1 answer 43 views

Compute the electronic band structure, density of states, and optical properties (absorption spectrum, reflectivity, and refractive index) of a graphene sheet using Density Functional Theory (DFT) calculations. Compare the results with experimental measurements and discuss the discrepancies observed, if any.

answered Feb 3 in Computational Chemistry

1 answer 43 views

Calculate the standard enthalpy change for the precipitation reaction: AgNO3(aq) + NaCl(aq) → AgCl(s) + NaNO3(aq)given that the standard enthalpy of formation for AgCl(s) is -127.0 kJ/mol, and for NaNO3(aq) is -467.14 kJ/mol. The molar enthalpy of solution of NaCl and AgNO3 are -3.9 kJ/mol and -19.9 kJ/mol respectively.

answered Feb 3 in Chemical thermodynamics

1 answer 43 views

Calculate the standard enthalpy change for the formation of one mole of methane (CH4) gas given the following information: - Heat of combustion of methane gas is -890.36 kJ/mol - Heat of formation of water (H2O) liquid is -285.83 kJ/mol - Heat of formation of carbon dioxide (CO2) gas is -393.52 kJ/mol

answered Feb 3 in Chemical thermodynamics

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