Recent activity by IvoryWithers

1 answer 14 views

What is the optimum temperature and concentration of nitric acid needed to achieve a high yield in the preparation of 2,4,6-trinitrotoluene from toluene?

asked 3 days ago in Chemical synthesis

1 answer 33 views

What is the optimal molar ratio of phenol to nitric acid for the preparation of 2,4-dinitrophenol, and how does changing this ratio affect the yield and purity of the final product?

answered 4 days ago in Chemical synthesis

1 answer 26 views

How does the intensity of light affect the rate of a specific photochemical reaction, and what is the mechanism behind this phenomenon?

asked 5 days ago in PhotoChemistry

1 answer 27 views

What is the dipole moment of the water molecule, and how does it change when a fluoride ion replaces one of the hydrogen atoms? Use ab initio calculations to determine the dipole moments of both molecules and compare the results.

asked 6 days ago in Computational Chemistry

1 answer 31 views

What is the balanced chemical equation for the combustion of methane gas (CH4) in the presence of oxygen gas (O2)?

answered Feb 17 in Chemical reactions

1 answer 23 views

How does the absorption of light by a molecule or material affect its electronic structure and chemical reactivity?

asked Feb 17 in Quantum Chemistry

1 answer 42 views

How does the surface tension of biomembranes affect the diffusion and absorption of small molecules and nutrients through the cell membrane?

asked Feb 17 in Surface Chemistry

1 answer 29 views

How can we optimize the production process of ammonium-based fertilizers to increase yield and reduce energy consumption?

answered Feb 14 in Chemical engineering

1 answer 10 views

How can we design small molecules as potential drugs to target specific inflammatory pathways in the human body while minimizing off-target effects?

answered Feb 12 in Medicinal Chemistry

1 answer 27 views

How can the synthesis of polymer-based superabsorbent materials be optimized to increase their water absorbing capacity and retention time?

asked Feb 11 in Polymer Chemistry

1 answer 38 views

How can the processing conditions (e.g. temperature, pressure, shear rate) be optimized to improve the mechanical properties (e.g. ductility, strength) of a specific polymer during its manufacturing process?

asked Feb 10 in Polymer Chemistry

1 answer 43 views

How can the principles of quantum mechanics be applied to develop efficient algorithms for quantum computers, and what impact could this have on the field of chemistry, particularly in the areas of molecular modeling and simulation?

asked Feb 10 in Quantum Chemistry

1 answer 45 views

How can knowledge of a patient's genetic makeup assist in determining the personalized dose and response to a specific drug in the treatment of cancer?

answered Feb 5 in Medicinal Chemistry

1 answer 52 views

Given the reaction:2HgO(s) → 2Hg(l) + O2(g)Calculate the standard enthalpy change ($\Delta H$) and standard entropy change ($\Delta S$) at 298 K, if the standard enthalpy of formation of HgO(s), Hg(l), and O2(g) are -90.8 kJ/mol, 0 kJ/mol, and 0 kJ/mol, respectively.

answered Feb 4 in Inorganic Chemistry

1 answer 43 views

For a given organic molecule with a Lewis structure, what is the frequency of infrared radiation that would induce the greatest change in the dipole moment of the molecule?

answered Feb 4 in Quantum Chemistry

1 answer 84 views

What is the concentration of heavy metals and organic pollutants in landfill leachate samples and how do they affect the quality of the groundwater in the surrounding area?

asked Jan 31 in Environmental Chemistry

1 answer 80 views

What is the effect of temperature on the phase transition of water from liquid to solid using Monte Carlo simulations?

asked Jan 31 in Computational Chemistry

1 answer 76 views

How effective are the current environmental regulations in protecting aquatic life from chemical pollutants in bodies of water?

asked Jan 31 in Environmental Chemistry

1 answer 59 views

What is the difference between an ether and an epoxide in terms of their structures and reactivity with nucleophiles? Provide examples of each and explain how their unique structures affect their reactivity.

asked Jan 31 in Organic Chemistry

1 answer 91 views

What is the difference between an aldehyde and a ketone in terms of their chemical structure and properties? Provide examples of each and explain how they undergo reactions differently in Organic Chemistry.

answered Jan 31 in Organic Chemistry

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