Recent activity by NadiaN491716

1 answer 24 views

What is the effect of the size and shape of nanocatalysts on their catalytic activity in a specific reaction, and how can this information be used to design more efficient nanomaterials for catalysis?

asked Feb 24 in Materials Chemistry

1 answer 32 views

What is the reaction mechanism for the addition of HBr to propene according to quantum chemical calculations?

answered Feb 22 in Computational Chemistry

1 answer 31 views

How does the presence of heavy metals in industrial effluents affect the quality of groundwater in the surrounding area and what measures can be taken to minimize its impact on the environment?

answered Feb 22 in Environmental Chemistry

1 answer 25 views

What is the mechanism of the photochemical reaction of benzene with chlorine?

asked Feb 22 in PhotoChemistry

1 answer 24 views

How do the photochemical properties of transition metal complexes differ from those of organic compounds, and what are the factors that affect these properties?

asked Feb 22 in PhotoChemistry

1 answer 35 views

What is the most effective synthesis route for producing a biodegradable polymer with adjustable properties such as molecular weight, mechanical strength, and degradation rate, using environmentally friendly and cost-efficient raw materials?

asked Feb 21 in Polymer Chemistry

1 answer 29 views

How does the molecular weight of the polymer affect the efficiency and performance of polymer-based photovoltaic materials?

asked Feb 21 in Polymer Chemistry

1 answer 35 views

What is the melting point of a sample of aspirin obtained from a drugstore, and how does it compare to the melting point of pure aspirin? Can the purity of the sample be determined from the melting point data?

answered Feb 20 in Analytical Chemistry

1 answer 31 views

How does the magnetic domain structure of a material affect its magnetic properties and suitability for use in data storage devices such as hard drives?

asked Feb 20 in Materials Chemistry

1 answer 36 views

What is the effect of different additives and processing techniques on the environmental impact of polymer-based packaging materials?

answered Feb 20 in Polymer Chemistry

1 answer 29 views

How does the coordination of metal ions with specific amino acid residues affect the activity and stability of metalloproteins/enzymes?

answered Feb 19 in Coordination Chemistry

1 answer 32 views

What is the bond order of NO+ ion and NO− ion if the bond order of NO is calculated to be 2.5?

answered Feb 18 in Chemical bonding

1 answer 33 views

What is the mechanism of the acid-catalyzed cleavage of an ether using hydroiodic acid?

asked Feb 17 in Organic Chemistry

1 answer 29 views

How does quantum coherence and entanglement affect the electronic states and properties of small molecules and nanoscale systems?

answered Feb 14 in Quantum Chemistry

1 answer 30 views

How can the design of drugs to treat metabolic disorders be optimized to target specific metabolic pathways while minimizing off-target effects?

asked Feb 7 in Medicinal Chemistry

1 answer 43 views

How can the calculation of magnetic properties, such as magnetic susceptibility, help predict the behavior of molecules in the presence of a magnetic field?

asked Feb 6 in Quantum Chemistry

1 answer 38 views

How can computational chemistry and molecular modeling methods be used to predict the properties of a new drug molecule, such as its solubility, stability, and effectiveness in treating a specific disease? Specifically, how do molecular optimization techniques like ligand docking and quantum chemical calculations aid in the design and development of safe and efficacious drugs?

answered Feb 5 in Physical Chemistry

1 answer 31 views

Design a synthetic route to prepare (Z)-4-octene from 1-octyne using any suitable reagents and reaction conditions, while achieving a high yield and selectivity for the desired (Z)-isomer.

asked Feb 4 in Organic Chemistry

1 answer 84 views

Calculate the rate constant and the activation energy for the polymerization of styrene at 60°C, given that the rate of polymerization is 2.21 x 10^-3 mol L^-1 s^-1 at an initial concentration of 0.02 mol L^-1 and the activation energy is 101 kJ mol^-1.

answered Feb 3 in Polymer Chemistry

1 answer 160 views

How does a change in pH affect the equilibrium position of a redox reaction between iron (III) and iodide ions, and can this effect be predicted using the Nernst equation? Provide experimental data and calculations to support your answer.

answered Jan 30 in Chemical equilibrium

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