Recent activity by Georgianna69

1 answer 23 views

What are the primary causes of ozone depletion, and what measures can be taken to reduce the emission of ozone-depleting substances and prevent further damage to the atmosphere?

answered 3 days ago in Environmental Chemistry

1 answer 15 views

What specific wavelength of light is most effective in the photochemical degradation of the pollutant benzene in the environment, and how does varying the intensity of the light affect the rate of degradation?

asked 4 days ago in PhotoChemistry

1 answer 23 views

What is the enthalpy of ionization of magnesium if it requires 576 kJ/mol of energy to completely remove one electron from a gaseous magnesium atom?

asked 5 days ago in ThermoChemistry

1 answer 28 views

How does the concentration of reactants affect the selectivity of the reaction between molecule X and molecule Y, when carried out at different temperatures?

answered Feb 19 in Chemical kinetics

1 answer 22 views

What is the balanced chemical equation for the combustion of methane (CH4) in the presence of oxygen (O2)? What is the theoretical yield of carbon dioxide (CO2) if 10 moles of methane are combusted completely?

answered Feb 17 in Chemical reactions

1 answer 41 views

How does the adsorption of water molecules on the surface of a metal oxide material vary with changes in its surface morphology and functional groups, as predicted by density functional theory calculations?

answered Feb 17 in Computational Chemistry

1 answer 26 views

What effect does temperature have on the reaction rate and efficiency of the reaction between hydrochloric acid and sodium thiosulfate?

answered Feb 17 in Chemical kinetics

1 answer 27 views

What is the mechanism by which sunscreen agents absorb harmful UV radiation, and how can the efficiency of sunscreen be measured and optimized through experimentation?

answered Feb 14 in PhotoChemistry

1 answer 26 views

What factors affect the measurement of zeta potential in colloidal suspensions and how can these factors be controlled for accurate measurement?

answered Feb 14 in Surface Chemistry

1 answer 34 views

How can we predict the crystal structure of an inorganic solid with a given chemical composition using X-ray diffraction techniques and computational modeling?

asked Feb 14 in Inorganic Chemistry

1 answer 9 views

How does the hormone insulin regulate glucose levels in the body? Explain the molecular mechanism of insulin signaling pathway and its effects on glucose uptake and metabolism.

asked Feb 13 in BioChemistry

1 answer 31 views

What is the effect of increasing the polarity of a solvent on the reaction rate of a chemical reaction?

answered Feb 13 in Chemical kinetics

1 answer 41 views

What type of intermolecular force is present in water?

asked Feb 13 in Chemical bonding

1 answer 28 views

Identify the type of hybrid orbitals in the molecule CH4.

answered Feb 13 in Chemical bonding

1 answer 41 views

What is the coordination chemistry of EDTA (ethylenediaminetetraacetic acid) as a chelating agent in chelation therapy and how does it bind to metal ions, specifically lead? Describe the mechanism of action of EDTA in lead poisoning treatment.

answered Feb 13 in Coordination Chemistry

1 answer 49 views

How do different types of pollutants affect the growth and survival of aquatic plants and animals?

answered Feb 12 in Environmental Chemistry

1 answer 10 views

What can chemistry educators do to spark and maintain students' interest in the subject, and how can they better communicate the practical applications of chemistry in real-world situations?

asked Feb 12 in Chemical education

1 answer 48 views

How can the properties of liquid crystals be optimized to improve the quality and efficiency of display technology?

answered Feb 10 in Materials Chemistry

1 answer 27 views

How can the performance of polymer-based membranes for water treatment be improved by manipulating their chemical structure and properties?

asked Feb 10 in Polymer Chemistry

1 answer 27 views

How can the insufficient emphasis on practical applications of chemistry be addressed in the classroom to promote a better understanding and appreciation of the subject among students?

asked Feb 7 in Chemical education

Categories