Recent activity by SelmaHartsoc

1 answer 22 views

How does the rate of reaction vary with changes in the concentration of reactants and products in a given reaction mechanism?

answered 3 days ago in Chemical kinetics

1 answer 18 views

How do the physical properties of ionic liquids change with variations in their molecular structure?

asked 3 days ago in Physical Chemistry

1 answer 15 views

What is the resonance structure of the phenoxide ion, and how does this resonance stabilize the ion?

answered 3 days ago in Organic Chemistry

1 answer 28 views

What is the optimum temperature range required for the production of a specific cosmetic product and design a system that can maintain this temperature range for the entirety of the production process?

asked 3 days ago in Chemical engineering

1 answer 17 views

What is the optimal ratio of aniline to nitric acid needed to achieve the highest yield of p-nitroaniline in the preparation process?

asked 3 days ago in Chemical synthesis

1 answer 23 views

How does the intensity of light affect the rate of a photochemical reaction involving the degradation of a particular organic compound?

answered 5 days ago in PhotoChemistry

1 answer 20 views

How does the coordination environment of the metal ion in the active site of a metalloenzyme influence its catalytic activity towards a specific substrate? Provide examples of metalloenzymes and metalloproteins to support your answer.

answered 6 days ago in Coordination Chemistry

1 answer 27 views

How does the choice of exchange-correlation functional affect the accuracy of Density Functional Theory (DFT) calculations of the catalytic reaction mechanism of a specific chemical compound?

answered 6 days ago in Computational Chemistry

1 answer 29 views

What is the relationship between the chemical shift and the electron density in a sample analyzed by nuclear magnetic resonance (NMR) spectroscopy, and how can this information be used to determine the purity and structure of an organic compound?

answered 6 days ago in Physical Chemistry

1 answer 35 views

How does the accuracy of Density Functional Theory (DFT) calculations affect the prediction of surface properties in catalysis reactions?

asked Feb 17 in Computational Chemistry

1 answer 35 views

How does surface modification of nanoparticles affect their properties and reactivity in various applications?

answered Feb 17 in Surface Chemistry

1 answer 40 views

What is the electronic structure of methane (CH4) and what are the molecular orbitals involved in its formation, as determined by quantum mechanical calculations?

answered Feb 13 in Quantum Chemistry

1 answer 32 views

What is the role of metal ions in the structure and function of metalloenzymes and metalloproteins? Provide examples of metalloenzymes and metalloproteins, and explain how the metal ion(s) are involved in their catalytic activity.

answered Feb 13 in Coordination Chemistry

1 answer 43 views

What is the net ATP yield during glycolysis? Explain the steps involved in the process and provide a detailed explanation of the chemical reactions involved.

answered Feb 13 in BioChemistry

1 answer 46 views

What are the most effective strategies for developing new treatments for respiratory diseases using medicinal chemistry techniques?

answered Feb 12 in Medicinal Chemistry

1 answer 35 views

How can the surface chemistry of adhesives and coatings be optimized to improve their adhesion properties to specific substrates such as metal, glass, or plastic?

asked Feb 11 in Surface Chemistry

1 answer 30 views

How can molecular dynamics simulations be used to identify the specific interactions between DNA and protein molecules, and what are the potential applications of this information in the field of drug discovery and development?

answered Feb 5 in Computational Chemistry

1 answer 42 views

How can a chemist develop a process for the efficient production of 1,4-dioxane, a key intermediate in the production of polymers and solvents, using the principles of chemical engineering? Consider factors such as reaction conditions, catalyst selection, and process optimization to maximize yield and minimize waste.

asked Feb 4 in Chemical engineering

1 answer 39 views

Calculate the standard enthalpy change of the following reduction reaction if the standard enthalpy of formation of FeO is -272.0 kJ/mol and that of Fe is 0 kJ/mol.FeO(s) + H2(g) → Fe(s) + H2O(l)

asked Feb 3 in ThermoChemistry

1 answer 56 views

Calculate the standard enthalpy change for the vaporization of 25 grams of water at 100 degrees Celsius and 1 atmosphere of pressure, given that the molar enthalpy of vaporization of water is 40.7 kJ/mol.

asked Feb 3 in Chemical thermodynamics

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