Recent activity by SoniaFanny4

1 answer 30 views

In the coordination chemistry of transition metals, what is the effect of the geometry of the ligand coordination sphere on the magnetic properties of transition metal complexes? Provide examples to illustrate your answer.

asked Feb 20 in Coordination Chemistry

1 answer 36 views

What is the effect of varying the temperature of magnetic materials on their magnetic properties, and how can this information be applied in the development of more efficient data storage devices?

answered Feb 20 in Materials Chemistry

1 answer 29 views

What is the effect of pH on the photochemical reaction rate of a solution containing a photosensitive compound and what mechanisms are involved in the process?

asked Feb 19 in PhotoChemistry

1 answer 24 views

What is the effect of crosslinking density on the adhesive and mechanical properties of a polyurethane-based adhesive?

asked Feb 19 in Polymer Chemistry

1 answer 41 views

What is the color of a transition metal complex with a tetrahedral geometry and how does it relate to the crystal field splitting energy?

asked Feb 18 in Coordination Chemistry

1 answer 33 views

How many ATP molecules are produced per turn of the citric acid cycle and oxidative phosphorylation in the mitochondria of eukaryotic cells?

answered Feb 18 in BioChemistry

1 answer 35 views

What is the activation energy of the reaction between hydrogen peroxide and iodide ions, given that the rate constant at 25°C is 4.5 x 10^-4 s^-1 and the activation energy is 75 kJ/mol?

asked Feb 17 in Chemical kinetics

1 answer 37 views

How does temperature affect the phase behaviour of a nematic liquid crystal system simulated using Monte Carlo method?

asked Feb 17 in Computational Chemistry

1 answer 20 views

How does the temperature affect the folding and unfolding of a protein using molecular dynamics simulations? Can increasing or decreasing the temperature cause unusual protein conformations or even denaturation?

answered Feb 17 in Computational Chemistry

1 answer 37 views

How can we optimize the production process of ammonium nitrate fertilizer to increase its yield, while also ensuring product quality and minimizing environmental impact?

answered Feb 14 in Chemical engineering

1 answer 31 views

What is the oxidation state of the nitrogen atom in NH4NO3?

asked Feb 13 in ElectroChemistry

1 answer 34 views

How can we design a drug that targets only a specific type of cancer cell, without affecting the healthy cells in the body?

asked Feb 12 in Medicinal Chemistry

1 answer 95 views

How can the sensitivity and selectivity of polymer-based sensors be improved for the detection of specific analytes in different environments?

asked Feb 10 in Polymer Chemistry

1 answer 65 views

How can the production process of a food additive be modified to increase its purity and yield while minimizing the use of energy and resources?

asked Feb 10 in Chemical engineering

1 answer 23 views

How can chemistry teachers provide adequate support for students with learning disabilities to ensure they have equal opportunities to learn and succeed in chemistry lessons?

asked Feb 5 in Chemical education

1 answer 38 views

How can chemistry education be improved to place more emphasis on the principles of environmental chemistry, including the impact of chemicals on the environment and the role of chemistry in sustainable solutions?

answered Feb 4 in Chemical education

1 answer 74 views

Calculate the partition function for a system of 10 molecules of a monoatomic gas confined to a 1-dimensional box of length 1 nm at a temperature of 300 K using the classical and quantum mechanical methods. Then, compare the results obtained and explain the discrepancies observed.

answered Feb 3 in Physical Chemistry

1 answer 145 views

How to identify the presence of lead and cadmium in a soil sample using X-ray fluorescence spectroscopy?

answered Jan 30 in Analytical Chemistry

1 answer 72 views

Calculate the bond dissociation energy of the H-H bond in the H2 molecule. Given the bond length of H2 is 74 pm and the enthalpy change for the reaction H2(g) → 2H(g) is 436 kJ/mol.

asked Jan 23 in Chemical bonding

1 answer 91 views

What is the structural formula of the carboxylic acid with a molecular weight of 118 g/mol, that reacts with an alcohol in the presence of an acid catalyst to form an ester with a fruity smell?

asked Jan 21 in Organic Chemistry

Categories