Recent activity by RemonaRainey

1 answer 77 views

What is the mechanism of the Pinacol-Pinacolone rearrangement and how does it differ from the Beckmann rearrangement? Provide the structures of the reactants, intermediate(s), and products involved in both reactions.

answered Feb 22 in Organic Chemistry

1 answer 73 views

How do the photochemical properties of supramolecular assemblies depend on the shape and size of the assemblies, as well as the composition of the molecules involved in the supramolecular assembly?

asked Feb 22 in PhotoChemistry

1 answer 80 views

How do the electronic and magnetic properties of metal-organic frameworks affect their performance as catalysts for specific chemical reactions?

answered Feb 20 in Quantum Chemistry

1 answer 87 views

How does the choice of exchange-correlation functional affect the prediction of surface properties (such as surface energy and adsorption energy) in Density Functional Theory (DFT) calculations of metal surfaces?

asked Feb 18 in Computational Chemistry

1 answer 80 views

How does the addition of a catalyst affect the yield and molecular weight of polystyrene synthesized from styrene monomer via free radical polymerization?

answered Feb 17 in Chemical synthesis

1 answer 81 views

How does temperature affect the speed and efficiency of the protein folding process in molecular dynamics simulations? Specifically, how does increasing the temperature affect the stability and structural characteristics of a protein's folded state?

answered Feb 17 in Computational Chemistry

1 answer 79 views

How can the synthesis of polyvinylpyrrolidone from vinylpyrrolidone monomer be optimized to achieve a high yield and a high degree of polymerization?

asked Feb 11 in Chemical synthesis

1 answer 97 views

How can the adhesion strength between polymer surfaces be improved through the modification of surface properties?

asked Feb 6 in Polymer Chemistry

1 answer 90 views

How can quantum computing help in the development of new drugs with specific properties, such as improved efficacy and reduced side effects?

asked Feb 5 in Quantum Chemistry

1 answer 143 views

Calculate the standard enthalpy change for the reaction between methane and oxygen to form carbon dioxide and water vapor at 298 K and 1 atm of pressure, given the following reaction equation:CH4(g) + 2O2(g) → CO2(g) + 2H2O(g)The standard enthalpies of formation for CH4(g), CO2(g), and H2O(g) are -74.8 kJ/mol, -393.5 kJ/mol, and -241.8 kJ/mol, respectively.

asked Feb 3 in Chemical thermodynamics

1 answer 94 views

Calculate the standard enthalpy change for the phase transition reaction, where 1 mole of solid water (ice) is transformed into 1 mole of liquid water at a constant pressure of 1 atm and a temperature of 298 K. Given the specific heat capacity of ice is 2.108 J g^-1 K^-1 and the specific heat capacity of water is 4.184 J g^-1 K^-1. The molar enthalpy of fusion of water is 6.01 kJ/mol.

asked Feb 3 in Chemical thermodynamics

1 answer 172 views

Calculate the standard electrode potential for the cell reaction: Fe3+(aq) + e- → Fe2+(aq) Given E°Fe3+/Fe2+ = 0.77 V.

asked Feb 3 in ElectroChemistry

1 answer 120 views

How does changing the pH of a solution affect the formation of a complex ion using the example of [Cu(H2O)6]2+ forming [Cu(NH3)4(H2O)2]2+ at different pH values? Provide an explanation based on Le Chatelier's principle.

asked Feb 3 in Chemical equilibrium

1 answer 153 views

How do changes in lipid metabolism and transport impact the risk of cardiovascular disease?

asked Jan 31 in BioChemistry

1 answer 92 views

What is the effect of different amino acid substitutions at the binding site of a protein on the binding affinity and stability of the protein-ligand complex? Use molecular dynamics simulations to analyze the interaction of the protein and ligand and compare it with the wild-type protein-ligand complex.

asked Jan 31 in Computational Chemistry

1 answer 117 views

How can ab initio calculations of excited state dynamics be used to predict the behavior of molecules in photochemical reactions?

answered Jan 30 in Computational Chemistry

1 answer 149 views

How does changing the pH of the buffer solution affect the separation and detection of ionic species during capillary electrophoresis analysis of a given sample?

asked Jan 30 in Analytical Chemistry

1 answer 104 views

A chemical mixture containing 30% ethanol and 70% water needs to be separated using a distillation column. The feed rate is 1000 kg/hr and the desired purity for both products is 99%. The distillation column has 20 theoretical trays, and the reflux ratio is 2.5. Determine the number of trays required to achieve the desired purity for both products.

answered Jan 22 in Chemical engineering

1 answer 143 views

What was the aim of Zimbardo's Stanford prison experiment?

answered Jan 20 in Psychology

1 answer 152 views

What is the anchoring bias?

answered Jan 20 in Psychology

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