Recent activity by LorenzoWooll

1 answer 33 views

What is the relationship between the electronic transport properties of a material and the accuracy of the density functional theory (DFT) calculations used to predict them?

answered Feb 24 in Computational Chemistry

1 answer 36 views

How does the energy of light affect the mechanism of a photochemical reaction in organic compounds, and what are the factors that influence this process?

answered Feb 20 in PhotoChemistry

1 answer 24 views

What conditions and reagents are necessary for the efficient synthesis of polyvinyl chloride from vinyl chloride monomer, and how do these parameters affect the yield and properties of the resulting polymer?

answered Feb 20 in Chemical synthesis

1 answer 32 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 Feb 19 in Computational Chemistry

1 answer 39 views

What is the bond dissociation energy of one of the C-H bonds in a methane (CH4) molecule?

answered Feb 18 in Chemical bonding

1 answer 33 views

What is the bond dissociation energy of hydrogen gas (H2) and how is it calculated using the enthalpy change of the reaction H2(g) → 2H(g)?

asked Feb 18 in Chemical bonding

1 answer 36 views

How to predict the binding affinity of a particular ligand to a protein target using molecular docking studies and how can this information be used for drug discovery?

asked Feb 14 in Computational Chemistry

1 answer 40 views

How do different types of polymer-based packaging materials (e.g. polyethylene, polypropylene, polystyrene, etc.) affect the environment during their production, use, and disposal, and what steps can be taken to reduce their environmental impact?

asked Feb 14 in Polymer Chemistry

1 answer 40 views

How can we use molecular modeling techniques to design new compounds that target specific skin diseases, such as psoriasis or eczema, and minimize potential side effects?

asked Feb 13 in Medicinal Chemistry

1 answer 76 views

What is the role of metal ions in the catalytic activity of metalloenzymes and metalloproteins? Explain with examples of metalloenzymes and metalloproteins and the specific metal ions involved.

asked Feb 13 in Coordination Chemistry

1 answer 64 views

What is the effect of changing the type of ligand on the rate of ligand substitution reactions in coordination chemistry?

answered Feb 13 in Coordination Chemistry

1 answer 59 views

What is the impact of heavy metal contamination on the growth and yield of wheat crops in agricultural soil?

answered Feb 13 in Environmental Chemistry

1 answer 66 views

How can the synthesis of polyethylene terephthalate be optimized to increase the yield and purity of the final product?

asked Feb 11 in Chemical synthesis

1 answer 35 views

How can the molecular weight and properties of polyethylene synthesized from ethylene monomer be controlled and manipulated?

asked Feb 10 in Chemical synthesis

1 answer 36 views

How can molecular docking studies improve the efficiency and accuracy of drug discovery?

asked Feb 5 in Computational Chemistry

1 answer 76 views

Design a method of transportation and storage for flammable and toxic chemicals that minimizes the risk of leakage, spillage, fire or explosion, while keeping in mind the potential impacts on human health and the environment. Consider different factors such as the type of chemicals, routes of transportation, type of containers, safety measures, regulations, and emergency response plans.

asked Feb 4 in Chemical engineering

1 answer 76 views

Calculate the standard enthalpy change for the formation of 2 moles of water vapor (H2O(g)) if the combustion of 1 mole of methane gas (CH4(g)) results in the formation of 2 moles of water vapor and 1 mole of carbon dioxide gas (CO2(g)). Given that the standard enthalpy change of combustion of methane is -890.4 kJ/mol.

answered Feb 3 in Chemical thermodynamics

1 answer 149 views

What polymer-based drug delivery system can be used to achieve sustained release of a water-insoluble anticancer drug?

asked Jan 30 in Polymer Chemistry

1 answer 120 views

What type of bond will form between a lithium atom (Li) and a fluorine atom (F)?

answered Jan 30 in Chemical bonding

1 answer 111 views

How can you identify the presence of nitrate ions in a given solution using ion-selective electrodes and what is the concentration of nitrate ions in the solution?

asked Jan 30 in Analytical Chemistry

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