Recent activity by PeggyBednall

1 answer 33 views

What are the effects of nanoparticle size and shape on their photochemical properties?

1 answer 24 views

What is the relationship between the electronic structure and the magnetic properties of a topological insulator material? And how can this relationship be explored using quantum chemistry methods?

answered Feb 24 in Quantum Chemistry

1 answer 24 views

What is the effect of changing the concentration of reaction products on the reaction rate of the chemical reaction between hydrochloric acid and sodium thiosulphate?

asked Feb 22 in Chemical kinetics

1 answer 30 views

How do the photochemical properties of lanthanide complexes vary with changes in their ligand environments?

asked Feb 22 in PhotoChemistry

1 answer 17 views

What is the effect of varying the number of layers of graphene on its electronic and physical properties, and how can this be utilized for optimizing graphene-based electronic devices?

answered Feb 21 in Materials Chemistry

1 answer 29 views

What is the molecular geometry and bond angle of CO2?

answered Feb 21 in Quantum Chemistry

1 answer 33 views

What is the maximum yield of benzocaine that can be obtained from the reaction of p-aminobenzoic acid and ethanol under specific conditions, and how do the reactant ratios and reaction temperature affect the yield?

answered Feb 20 in Chemical synthesis

1 answer 29 views

How does the coordination geometry of a transition metal complex affect its electronic and magnetic properties?

asked Feb 19 in Quantum Chemistry

1 answer 38 views

How does the process of RNA splicing differ between eukaryotic and prokaryotic cells, and what role do RNA splicing factors play in this process?

answered Feb 14 in BioChemistry

1 answer 62 views

What is the impact of insulin on glucose uptake in liver cells during carbohydrate metabolism, and what mechanism does the liver use to regulate glucose storage and release?

answered Feb 13 in BioChemistry

1 answer 66 views

Identify the possible types of isomerism in a molecule with the chemical formula C4H10O and explain the differences between each type of isomerism.

asked Feb 13 in Chemical bonding

1 answer 91 views

How can the teaching of practical applications of chemistry in real-world scenarios be improved to increase students' interest and engagement in the subject?

asked Feb 13 in Chemical education

1 answer 38 views

How can we design new drugs targeting specific inflammatory pathways to minimize side effects and maximize therapeutic efficacy?

answered Feb 12 in Medicinal Chemistry

1 answer 64 views

How can we design drugs that target specific genetic mutations responsible for causing inherited diseases, such as cystic fibrosis or sickle cell anemia, while avoiding off-target effects on healthy cells?

answered Feb 12 in Medicinal Chemistry

1 answer 35 views

How can we design and implement an efficient and sustainable method for the disposal of hazardous industrial waste to minimize its impact on the environment?

answered Feb 12 in Environmental Chemistry

1 answer 58 views

What are the chemical properties of common oil spills and how do these properties affect the environment and its ecosystems?

answered Feb 12 in Environmental Chemistry

1 answer 51 views

How can computational studies be used to predict and analyze the non-covalent interactions between molecules in supramolecular chemistry systems?

asked Feb 6 in Computational Chemistry

1 answer 35 views

How can computational studies of enzyme catalysis help in the development of new drugs for treating diseases?

answered Feb 5 in Computational Chemistry

1 answer 84 views

Determine the oxidation state of sulfur in H2SO4.

answered Feb 4 in Chemical reactions

1 answer 137 views

Calculate the standard enthalpy change (∆H°) for the reaction: NaOH(aq) + HCl(aq) -> NaCl(aq) + H2O(l) given the following information: - The enthalpy change of neutralization of HCl(aq) with NaOH(aq) is -55.9 kJ/mol. - The enthalpy of formation of NaCl(s) is -411.2 kJ/mol.- The enthalpy of vaporization of water (H2O) is 40.7 kJ/mol.Assume that the specific heat capacity of the water is 4.18 J/g K and the density of the solution is 1 g/mL.

asked Feb 3 in Chemical thermodynamics

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