Recent activity by ChastityHoll

1 answer 22 views

What is the effect of pressure on the rate of the reaction between hydrogen gas and iodine gas to form hydrogen iodide?

asked Feb 22 in Chemical kinetics

1 answer 34 views

How does the presence of a metal catalyst affect the activation energy of a catalytic reaction, and what is the relationship between the electronic properties of the metal and its catalytic activity as predicted by density functional theory calculations?

asked Feb 22 in Computational Chemistry

1 answer 25 views

What is the predicted bond angle for a water molecule (H2O)? Provide a detailed explanation of the factors that determine the bond angle and how they contribute to the specific angle observed in water.

answered Feb 22 in Chemical bonding

1 answer 29 views

How does temperature affect the phase behavior of a liquid crystal mixture composed of nematic and smectic phases, as determined by Monte Carlo simulations?

answered Feb 22 in Computational Chemistry

1 answer 33 views

How has the historical development of atomic theory influenced our current understanding of chemical reactions?

asked Feb 20 in Chemical education

1 answer 35 views

What is the effect of pressure on the reaction rate of the reaction A + B → C, and how can this effect be explained based on collision theory?

asked Feb 19 in Chemical kinetics

1 answer 31 views

What are the regulatory mechanisms involved in the degradation of glycogen during fasting or exercise? How do these mechanisms differ from those involved in the synthesis of glycogen during the fed state?

answered Feb 19 in BioChemistry

1 answer 37 views

How does the regulation of the citric acid cycle in the mitochondria contribute to the regulation of cellular metabolism?

answered Feb 18 in BioChemistry

1 answer 33 views

What is the activation energy of the reaction between hydrogen peroxide and iodide ions, given that the rate constant at 25°C is 0.068 s^-1 and the activation energy is 75 kJ/mol?

answered Feb 17 in Chemical kinetics

1 answer 31 views

How do surface properties such as surface tension, surface charge and surface potential affect the permeability and selectivity of biomembranes and how can this information be used to develop more efficient drug delivery systems?

asked Feb 17 in Surface Chemistry

1 answer 46 views

How can we predict the magnetic properties of a molecular magnet using quantum chemistry calculations?

asked Feb 14 in Quantum Chemistry

1 answer 34 views

How can we predict the chemical reactivity and selectivity of a molecule using quantum chemical calculations?

asked Feb 14 in Quantum Chemistry

1 answer 36 views

What are the mechanisms of degradation of polyethylene under UV light exposure and how can its stability be improved using different additives?

answered Feb 14 in Polymer Chemistry

1 answer 50 views

How can we improve the accuracy of molecular docking studies in drug discovery?

asked Feb 13 in Computational Chemistry

1 answer 85 views

How do the photochemical properties of enantiomers differ and what are the implications of these differences in chemical reactions and processes?

asked Feb 13 in PhotoChemistry

1 answer 38 views

How can the mechanical and thermal properties of a polymer be improved during the injection molding process?

asked Feb 7 in Polymer Chemistry

1 answer 37 views

How can the integration of environmental chemistry into the existing curriculum of a chemistry syllabus enhance students' understanding of the impact of chemical reactions on the environment and promote responsible use of chemicals in their future careers?

answered Feb 7 in Chemical education

1 answer 80 views

Dinitrogen tetroxide converts into nitrogen dioxide according to the following equation N2O4(g) ⇋ 2NO2(g). At equilibrium, the concentration of N2O4 is found to be 0.02 M and the concentration of NO2 is found to be 0.08 M. Calculate the equilibrium constant (Kc) for this reaction.

answered Feb 4 in Chemical equilibrium

1 answer 31 views

Consider the chemical reaction A(g) + B(g) ↔ 2C(g). At equilibrium, the concentration of A is 0.25 M, the concentration of B is 0.15 M, and the concentration of C is 0.40 M. What is the equilibrium constant for this reaction at the given temperature?

asked Feb 3 in Chemical equilibrium

1 answer 97 views

How do changes in the composition of perovskite materials affect their electronic and optical properties, and what are the most effective methods for calculating and predicting these properties?

answered Jan 31 in Quantum Chemistry

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