Recent activity by Carole803671

1 answer 32 views

How does the Si/Al ratio affect the acidity of H-Mordenite zeolites? Use computational methods to investigate the interaction between acid site density and Si/Al ratio in H-Mordenite zeolites.

asked Feb 24 in Computational Chemistry

1 answer 33 views

What is the relationship between the electronic structure and magnetic properties of transition metal complexes, and how can this be used to predict their behavior?

answered Feb 24 in Quantum Chemistry

1 answer 33 views

How does the molecular structure of a drug affect its pharmacodynamics in the human body, and what experimental methods can be used to investigate these effects?

answered Feb 21 in Medicinal Chemistry

1 answer 33 views

What is the mechanism of nucleophilic substitution reaction of benzylamine with ethyl iodide in the presence of a strong base?

asked Feb 20 in Organic Chemistry

1 answer 31 views

How does the initial concentration of the reactants affect the reaction rate in the chemical reaction between hydrochloric acid and magnesium?

answered Feb 20 in Chemical kinetics

1 answer 30 views

What is the effect of temperature on the rate of the reaction between hydrochloric acid and magnesium ribbon?

answered Feb 20 in Chemical kinetics

1 answer 31 views

How does the deletion or mutation of specific enzymes involved in amino acid metabolism affect the biosynthesis of neurotransmitters such as dopamine, serotonin or GABA in the human brain?

asked Feb 19 in BioChemistry

1 answer 35 views

How does the degree of conjugation in a π-system affect the energy of the HOMO and LUMO orbitals of a molecule, and how can this information be obtained from quantum chemical calculations of excited states?

answered Feb 19 in Computational Chemistry

1 answer 30 views

What is the mechanism behind the enhancement of Raman signals observed in SERS and how can we optimize the conditions to achieve maximum enhancement for a given molecule?

asked Feb 17 in Surface Chemistry

1 answer 38 views

How do the surface-active agents in detergents and cleaning agents interact with oil and water to effectively remove stains and grime from different surfaces?

asked Feb 17 in Surface Chemistry

1 answer 37 views

What is the role of ribose sugar in RNA transcription and translation? How does the structure of ribose sugar affect the function of RNA molecules in protein synthesis process?

answered Feb 14 in BioChemistry

1 answer 107 views

What is the effect of incorporating carbon nanotubes into a polymer matrix on the mechanical properties of the resulting composite material, and how does this make it suitable for use in aerospace applications?

asked Feb 13 in Polymer Chemistry

1 answer 53 views

What is the net chemical reaction of glycolysis, and how does it differ from the net chemical reaction of gluconeogenesis? Provide a detailed explanation and list the key enzymes involved in each pathway.

asked Feb 13 in BioChemistry

1 answer 72 views

How do Chlorofluorocarbons (CFCs) deplete the ozone layer and what can be done to mitigate their impact on the environment?

asked Feb 12 in Environmental Chemistry

1 answer 25 views

How can the composition of metal alloys be optimized to enhance their strength, durability, and resistance to high temperatures for aerospace applications?

asked Feb 6 in Materials Chemistry

1 answer 56 views

How can computational studies be used to predict and analyze the self-assembly behavior of supramolecular structures and their properties, such as stability and reactivity?

answered Feb 5 in Computational Chemistry

1 answer 35 views

How can chemistry teachers provide effective support to students with learning disabilities during laboratory experiments?

asked Feb 5 in Chemical education

1 answer 46 views

How can Chemistry teachers effectively integrate technology into their classroom to enhance student understanding and engagement with difficult concepts, such as stoichiometry or thermodynamics?

answered Feb 5 in Chemical education

1 answer 66 views

Calculate the standard potential of a Daniell cell if the concentration of copper ions and zinc ions in their respective half-cells is 1.0 M and the temperature of the cell is 25°C. The standard reduction potentials of copper and zinc electrodes are +0.34 V and -0.76 V respectively.

answered Feb 3 in Physical Chemistry

1 answer 85 views

Calculate the enthalpy of combustion of ethane (C2H6) using the following information: The enthalpy of formation of C2H6 is -84.7 kJ/mol, the enthalpy of formation of CO2 is -393.5 kJ/mol, and the enthalpy of formation of H2O is -241.8 kJ/mol.

asked Jan 23 in ThermoChemistry

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