Recent activity by CarmenHoffma

1 answer 68 views

What is the rate constant and mechanism for the reaction between ethylene and hydrogen at 298 K and 1 atm pressure, and how does the rate change when the temperature is increased to 373 K?

answered Feb 22 in Quantum Chemistry

1 answer 82 views

What is the effect of solvent polarity on the rate of reaction between sodium hydroxide and methyl iodide?

asked Feb 22 in Chemical kinetics

1 answer 85 views

What is the step-by-step procedure for the preparation of 4-bromoacetanilide from acetanilide and bromine and how can the purity of the final product be determined using techniques like melting point determination and TLC analysis?

answered Feb 22 in Chemical synthesis

1 answer 75 views

What is the molecular geometry of the molecule CH3Cl (chloromethane)?

asked Feb 21 in Chemical bonding

1 answer 91 views

What are the key enzymes involved in degradation and turnover of proteins within cells, and how do they differ in terms of their mechanism and substrate specificity?

asked Feb 20 in BioChemistry

1 answer 69 views

What is the heat of formation of methane (CH4) assuming standard conditions (25°C and 1 atm pressure)?

answered Feb 20 in Chemical bonding

1 answer 84 views

What is the effect of temperature on the solubility of a solid in a liquid solvent? Provide an experimental method to determine this relationship for a given solute-solvent system.

answered Feb 20 in Physical Chemistry

1 answer 81 views

What is the effect of temperature on the phase behavior of a liquid crystal using Monte Carlo simulations? How does the change in temperature impact the order parameter and the structural properties of the liquid crystal?

asked Feb 20 in Computational Chemistry

1 answer 87 views

What are the factors that contribute to the compatibility of polymer blends and how can compatibility be improved?

answered Feb 18 in Polymer Chemistry

1 answer 82 views

What is the balance chemical reaction equation for the complete combustion of methane?

answered Feb 17 in Chemical reactions

1 answer 77 views

How does the addition of nanoparticles affect the mechanical properties of a polymer nanocomposite?

asked Feb 17 in Polymer Chemistry

1 answer 80 views

How does the process of RNA transcription and translation differ between prokaryotic and eukaryotic cells, and what impact does this have on the function of proteins?

asked Feb 14 in BioChemistry

1 answer 91 views

How can we predict the crystal structure of inorganic solids based on their chemical composition and bonding interactions?

answered Feb 14 in Inorganic Chemistry

1 answer 89 views

What is the effect of molecular weight on the physical properties of a polymer? Provide a detailed analysis on how different molecular weights of a polymer can affect its melting point, glass transition temperature, and solubility.

answered Feb 13 in Physical Chemistry

1 answer 74 views

How can we design drug molecules that target specific cells of the immune system, specifically T cells, in order to treat autoimmune diseases like multiple sclerosis?

asked Feb 12 in Medicinal Chemistry

1 answer 101 views

How can the crystal structure of an inorganic solid be accurately predicted using computational modeling techniques and experimental data?

asked Feb 6 in Inorganic Chemistry

1 answer 88 views

How can the critical temperature of a superconducting material be optimized through chemical doping and what is the effect of different dopants on the material's properties?

answered Feb 6 in Materials Chemistry

1 answer 91 views

How can chemistry be used to address economic and societal challenges, and what steps can be taken to ensure that students better understand the practical applications of this subject in real-world scenarios?

answered Feb 4 in Chemical education

1 answer 111 views

What will be the effect of adding a buffer solution on the equilibrium constant of an acid-base reaction between a weak acid and its conjugate base? Provide a step-by-step calculation showing the change in equilibrium position and the final pH value after the addition of the buffer solution.

answered Jan 30 in Chemical equilibrium

1 answer 119 views

What is the aim of discursive psychology?

asked Jan 20 in Psychology

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