Recent activity by AleidaSeifer

1 answer 36 views

How does the ratio of reactants in a chemical reaction affect the rate of reaction and the amount of product formed?

1 answer 32 views

How does the presence of reaction intermediates affect the rate of chemical reactions and what is the mechanism behind this phenomenon?

asked Feb 22 in Chemical kinetics

1 answer 25 views

How does the prediction of electronic and magnetic properties of metal-organic frameworks vary with changes in structural parameters like metal ions, ligands, and pore sizes?

asked Feb 22 in Quantum Chemistry

1 answer 42 views

How does the interaction between Warfarin (an anticoagulant drug) and Aspirin impact their effectiveness in treating blood clotting disorders?

asked Feb 20 in Medicinal Chemistry

1 answer 32 views

What is the equilibrium constant (Kc) of the following chemical reaction at 25°C and how can it be interpreted?2NO2(g) ⇌ N2O4(g)

answered Feb 20 in Physical Chemistry

1 answer 36 views

How do changes in the number of layers and presence of defects affect the electronic and optical properties of graphene and other 2D materials, with a focus on the band gap and excitonic effects?

answered Feb 20 in Quantum Chemistry

1 answer 34 views

What is the effect of polymer molecular weight and chemical structure on drug release profiles in polymer-based drug delivery systems?

answered Feb 19 in Polymer Chemistry

1 answer 30 views

What is the effect of the coordination environment on the luminescent properties of lanthanide complexes in photochemical reactions?

answered Feb 19 in PhotoChemistry

1 answer 34 views

What is the balanced chemical equation for the reaction between potassium iodide and lead (II) nitrate to form solid lead iodide and aqueous potassium nitrate?

asked Feb 17 in Chemical reactions

1 answer 35 views

How does the temperature affect the phase behavior of a liquid crystal system modeled by Monte Carlo simulations, and what is the correlation between the magnitude of this effect and the molecular properties of the liquid crystal molecules?

asked Feb 17 in Computational Chemistry

1 answer 34 views

How does the surface chemistry affect the intensity of SERS peak in the detection of chemical substances?

answered Feb 17 in Surface Chemistry

1 answer 35 views

How does metal substitution affect the optical properties of metalloporphyrins and metallophthalocyanines studied for potential application in photovoltaic devices?

asked Feb 13 in Coordination Chemistry

1 answer 82 views

What is the role of a photosensitive material in photography, and how does its photochemical properties determine the quality of the photograph produced? Provide specific examples of photosensitive materials and their corresponding properties.

answered Feb 13 in PhotoChemistry

1 answer 35 views

How can incorporating environmental chemistry into the curriculum improve students' understanding of the impact of chemical reactions on the environment and promote sustainable practices in the field of chemistry?

answered Feb 5 in Chemical education

1 answer 76 views

Calculate the standard enthalpy of formation of carbon dioxide (CO2) using the following information:C(graphite) + O2(g) -> CO2(g), ΔH° = -393.5 kJ/molC(graphite) + 2H2(g) -> CH4(g), ΔH° = -74.8 kJ/mol2H2(g) + O2(g) -> 2H2O(l), ΔH° = -572.0 kJ/mol

asked Feb 3 in ThermoChemistry

1 answer 132 views

What is the chemical structure of a compound that exhibits a peak at 3 ppm in a ^1H-NMR spectrum and a peak at 125 ppm in a ^13C-NMR spectrum?

asked Jan 31 in Physical Chemistry

1 answer 80 views

How can chemistry teachers and schools create more opportunities for students to participate in extracurricular activities related to chemistry, despite limited resources and funding?

asked Jan 30 in Chemical education

1 answer 110 views

What functional groups are present in Compound X, and what are their respective peak frequencies in the infrared (IR) spectrum? Provide a detailed analysis of the IR spectrum of Compound X by interpreting the peak frequencies and intensities of the absorption bands.

asked Jan 30 in Analytical Chemistry

1 answer 61 views

Calculate the equilibrium constant for the reaction: 2 NOCl(g) ⇌ 2 NO(g) + Cl2(g) if at equilibrium the concentrations are [NOCl] = 0.050 M, [NO] = 0.030 M, and [Cl2] = 0.020 M.

answered Jan 23 in Chemical equilibrium

1 answer 61 views

Calculate the bond order and bond length of the N-O bond in nitric oxide (NO) using molecular orbital theory.

answered Jan 23 in Inorganic Chemistry

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