Recent activity by SGDJenifer99

1 answer 19 views

How does the shape and size of a gold nanoparticle influence its stability and reactivity in a molecular dynamic simulation?

answered 1 day ago in Computational Chemistry

1 answer 24 views

What are the most efficient computational methods to study the structural and chemical properties of zeolites, and how do these techniques help in predicting the catalytic activity of these materials?

answered 4 days ago in Computational Chemistry

1 answer 24 views

What is the molecular geometry of the carbon dioxide molecule (CO2)?

asked 4 days ago in Chemical bonding

1 answer 7 views

What is the specific coordination geometry of the metal center in the active site of the metalloenzyme myoglobin, and what is the significance of this geometry in the enzyme's function?

answered 5 days ago in Coordination Chemistry

1 answer 19 views

What is the effect of different polar and non-polar solvents on the reaction rate of a given chemical reaction?

answered 6 days ago in Chemical kinetics

1 answer 32 views

How does the calculation of electronic excited states and optical properties of a molecule depend on the choice of the computational method and basis set used in quantum chemistry calculations?

answered Feb 18 in Quantum Chemistry

1 answer 30 views

What is the balanced chemical equation for the preparation of 2,4-dinitrophenol from phenol and nitric acid, and what mass of nitric acid (in grams) is required to produce 25 grams of 2,4-dinitrophenol with a 90% yield?

answered Feb 17 in Chemical synthesis

1 answer 21 views

What is the balanced chemical equation for the double replacement reaction between calcium chloride (CaCl2) and sodium carbonate (Na2CO3)?

answered Feb 17 in Chemical reactions

1 answer 26 views

How does the increase in temperature affect the adsorption of gases on solid surfaces, specifically in terms of the adsorption isotherm and the activation energy of the adsorption process?

asked Feb 17 in Physical Chemistry

1 answer 21 views

How does the addition of a catalyst affect the reaction rate of the decomposition reaction of hydrogen peroxide?

answered Feb 17 in Chemical kinetics

1 answer 31 views

How does Rubisco enzyme catalyze the chemical reaction involved in carbon fixation during photosynthesis, and what factors affect its efficiency?

asked Feb 14 in BioChemistry

1 answer 6 views

How does the decreased acetyl-CoA carboxylase activity affect the biosynthesis of triglycerides, cholesterol and fatty acids in the liver cells of overweight individuals who have developed non-alcoholic fatty liver disease?

asked Feb 14 in BioChemistry

1 answer 36 views

What is the hybridization of the central atom in the molecule sulfur hexafluoride (SF6)?

asked Feb 13 in Inorganic Chemistry

1 answer 42 views

What is the energy level and wavelength of the transition from the first excited state to the ground state of a hydrogen atom using quantum chemical calculations?

answered Feb 13 in Computational Chemistry

1 answer 47 views

What is the electronic configuration and molecular structure of hydrogen fluoride (HF) molecule using quantum mechanics principles?

asked Feb 13 in Physical Chemistry

1 answer 34 views

How can the purity level of a chemical be increased from 80% to 99% through the development of a purification process in chemical engineering?

asked Feb 10 in Chemical engineering

1 answer 44 views

Design a potential drug molecule to treat type 2 diabetes. Include the molecular structure of the drug and explain how it will work in the body to regulate glucose levels. Also, discuss the potential side effects and any potential drug interactions with common medications used by diabetic patients.

answered Feb 4 in Medicinal Chemistry

1 answer 39 views

Calculate the standard enthalpy change of the reaction between 100.0 mL of 0.100 M HCl(aq) and 100.0 mL of 0.100 M NaOH(aq) at 25°C, given that the specific heat capacity of the final solution is 4.18 J/g·°C and that the density of the final solution is 1.00 g/mL.

asked Feb 3 in Chemical thermodynamics

1 answer 77 views

How does adding more reactant or product affect the equilibrium position of a chemical reaction? Explain using Le Chatelier's principle with at least three different examples.

answered Jan 30 in Chemical equilibrium

1 answer 60 views

How would a decrease in pH affect the equilibrium position of a redox reaction involving a metal and its corresponding metal ion, with respect to the oxidation-reduction potential? Provide an explanation for your answer.

asked Jan 30 in Chemical equilibrium

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