Recent activity by Lachlan74F5

1 answer 28 views

How does the rate of a photochemical reaction change with temperature, and what is the temperature dependence on the rate constant of the reaction?

answered Feb 22 in PhotoChemistry

1 answer 28 views

How do the properties of metal alloys used in aerospace applications differ from those used in other industries, and how can these materials be optimized for specific aerospace applications?

asked Feb 22 in Materials Chemistry

1 answer 28 views

How does the presence of chiral centers in a molecule affect its photochemical properties, and what is the mechanism behind this effect?

asked Feb 22 in PhotoChemistry

1 answer 31 views

How do the photochemical properties of supramolecular assemblies vary with changes in the size and shape of the assemblies?

answered Feb 22 in PhotoChemistry

1 answer 29 views

What is the coordination number of the central metal ion in the complex [Fe(CN)6]3-? Explain the reasoning behind the determination of the coordination number in this complex.

asked Feb 19 in Coordination Chemistry

1 answer 36 views

How does the color of a dye or pigment change when exposed to different wavelengths of light, and what are the underlying photochemical mechanisms?

asked Feb 18 in PhotoChemistry

1 answer 36 views

What is the total surface area of a sample of activated carbon with a mass of 0.5 g, assuming a monolayer adsorption capacity of 80 mg/g and a BET surface area of 900 m²/g?

asked Feb 18 in Surface Chemistry

1 answer 39 views

How does the concentration and nature of the protein affect its adsorption on solid surfaces? Provide experimental evidence to support your answer.

asked Feb 17 in Surface Chemistry

1 answer 33 views

How does the absorption of light by a molecule or material affect its electronic structure and subsequently its chemical and physical properties?

asked Feb 17 in Quantum Chemistry

1 answer 38 views

How does the absorption of light affect the photochromic properties of materials? Specifically, what are the changes in the molecular structure and color of a photochromic material upon exposure to UV light, and what factors influence these changes?

asked Feb 17 in PhotoChemistry

1 answer 36 views

What are the key photochemical properties of commonly used photovoltaic materials and how do these properties affect the efficiency of solar cells?

answered Feb 14 in PhotoChemistry

1 answer 38 views

How can we optimize the drug delivery system for a protein-based drug to improve its efficacy and minimize adverse effects on the human body?

asked Feb 14 in Medicinal Chemistry

1 answer 32 views

How does the nitrogen and phosphorus pollution in a water body affect the growth of harmful algal blooms and what is the mechanism behind it?

asked Feb 14 in Environmental Chemistry

1 answer 53 views

How does inadequate training for chemistry teachers affect students' ability to understand chemistry and perform well in the subject?

asked Feb 13 in Chemical education

1 answer 105 views

What are the type of hybrid orbitals present in the molecule ethene (C2H4) and what is the bond angle between the carbon atoms?

answered Feb 13 in Chemical bonding

1 answer 76 views

How can the selectivity of the oxidation of hydrocarbons on metal surfaces be optimized for maximum yield and minimal side reactions in the production of high-value chemicals, such as aromatics or oxygenates?

asked Feb 10 in Surface Chemistry

1 answer 34 views

How can the electrical conductivity and stability of graphene be improved for practical application in electronic devices?

asked Feb 7 in Materials Chemistry

1 answer 35 views

How can the electronic and magnetic properties of metal-organic frameworks (MOFs) be predicted using quantum chemistry methods such as density functional theory (DFT)?

asked Feb 7 in Quantum Chemistry

1 answer 39 views

How can the efficiency of the photochemical degradation of pollutants in the environment be improved through the use of catalysts and enhancing the absorption of light? Provide specific examples and mechanisms involved in the process.

asked Feb 7 in PhotoChemistry

1 answer 33 views

How can chemistry students find and secure internships or job opportunities despite the limited availability in their area?

asked Feb 4 in Chemical education

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