Recent activity by Joey98948916

1 answer 26 views

What is the relationship between the ligand field strength and the electronic structure of transition metal complexes, and how does this affect their magnetic properties?

asked Feb 24 in Quantum Chemistry

1 answer 42 views

What is the relationship between a molecule's stereoisomers and its optical activity? Provide an example of a chiral molecule and its enantiomers, and explain how their optical activities differ.

asked Feb 24 in Organic Chemistry

1 answer 29 views

What is the balanced chemical equation for the reaction of aniline and chlorine gas to prepare 2-chloro-4-nitroaniline, and what is the percent yield of the reaction if 10 grams of aniline is used and 7 grams of the product is obtained?

asked Feb 22 in Chemical synthesis

1 answer 39 views

What is the mechanism for the reaction between ethanoic anhydride and water to form ethanoic acid? Provide a step-by-step explanation and include any intermediate products.

answered Feb 22 in Organic Chemistry

1 answer 25 views

How does the presence of a catalyst affect the reaction mechanism of the Diels-Alder reaction between cyclopentadiene and maleic anhydride, as revealed by quantum chemical calculations?

asked Feb 22 in Computational Chemistry

1 answer 37 views

What is the most efficient and cost-effective method to produce industrial gases such as nitrogen, oxygen, and hydrogen on a large scale using chemical engineering principles? And how can the purity of each gas be ensured during the production process?

asked Feb 21 in Chemical engineering

1 answer 26 views

How do the electronic properties of a molecule or material affect its behavior under light irradiation, and what are the mechanisms underlying photochemical reactions and photophysical processes in such systems, as studied in quantum chemistry?

answered Feb 20 in Quantum Chemistry

1 answer 28 views

What is the effect of temperature on the solubility of a solute in a solvent and how can this relationship be explained through thermodynamics of solvation?

asked Feb 20 in Physical Chemistry

1 answer 39 views

What is the effect of solvent polarity on the excited state dynamics of a given molecule, as predicted through ab initio calculations?

answered Feb 19 in Computational Chemistry

1 answer 27 views

What is the critical micelle concentration (CMC) of sodium dodecyl sulfate (SDS) in a 0.1 M NaCl solution, and how does it vary with temperature?

answered Feb 19 in Surface Chemistry

1 answer 38 views

How does the concentration of heavy metals in soil affect the growth of plants and their ability to uptake nutrients, and what are the implications for human consumption of these plants?

asked Feb 19 in Environmental Chemistry

1 answer 29 views

What is the balanced chemical equation for the complete combustion reaction of propane gas (C3H8) with excess oxygen gas (O2)?

answered Feb 17 in Chemical reactions

1 answer 37 views

How does the absorption of light by metal complexes influence their photochemical properties, and how can this knowledge be applied to improve the efficiency of light-sensitive devices such as solar cells?

answered Feb 17 in PhotoChemistry

1 answer 32 views

How do different surfactants in cleaners and detergents affect the surface tension of water?

answered Feb 17 in Surface Chemistry

1 answer 34 views

How does the surface modification of polymers affect their adhesion properties to other materials?

asked Feb 17 in Surface Chemistry

1 answer 63 views

Identify the type of hybrid orbitals present in the methane (CH4) molecule and explain how they contribute to the bonding in the molecule.

asked Feb 13 in Chemical bonding

1 answer 114 views

What is the net ATP yield during glycolysis? Explain the steps involved in the process and provide a detailed explanation of the chemical reactions involved.

asked Feb 13 in BioChemistry

1 answer 37 views

How can the performance of Metal-Organic Frameworks (MOFs) be improved for selective gas adsorption applications?

answered Feb 10 in Coordination Chemistry

1 answer 41 views

How can the ionic conductivity of polymer electrolytes for batteries be improved while maintaining stability and durability?

asked Feb 7 in Polymer Chemistry

1 answer 109 views

Calculate the standard enthalpy change for the reaction of the combustion of 1 mole of liquid ethanol (C2H5OH) at 298K and 1 atm. The balanced chemical equation for the reaction is: C2H5OH(l) + 3O2(g) → 2CO2(g) + 3H2O(l)Given:ΔHf°(C2H5OH(l)) = -277.7 kJ/molΔHf°(CO2(g)) = -393.5 kJ/molΔHf°(H2O(l)) = -285.8 kJ/molΔHf°(O2(g)) = 0 kJ/mol

asked Feb 3 in Chemical thermodynamics

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