Recent activity by Marcella96R

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What is the relationship between the size of quantum dots and their photochemical properties?

asked 2 days ago in PhotoChemistry

1 answer 23 views

What is the predicted geometry and polarity of the inorganic molecule SF6?

asked 5 days ago in Inorganic Chemistry

1 answer 24 views

What is the mechanism of the Pinacol-Pinacolone Rearrangement and provide an example of the reaction?

answered 5 days ago in Organic Chemistry

1 answer 33 views

How does the molecular structure of a drug molecule relate to its biological activity, and how can computational chemistry be used to predict and optimize a drug's bioactivity?

asked 6 days ago in Physical Chemistry

1 answer 29 views

What is the impact of different sunscreen agents on the photochemical properties of human skin when exposed to UV radiation, and how can we optimize the ingredients to offer the best protection against these harmful rays?

asked 6 days ago in PhotoChemistry

1 answer 25 views

What is the mechanism of the Hofmann Elimination reaction and how does it differ from E1 and E2 reactions? Provide examples of substrates and conditions that favor Hofmann Elimination over E1 or E2 reactions.

answered Feb 20 in Organic Chemistry

1 answer 19 views

What is the effect of monomer concentration on the rate of polymerization for the synthesis of polystyrene using free radical polymerization?

answered Feb 19 in Organic Chemistry

1 answer 20 views

How does the dipole moment of water molecule change with the addition of an external electric field as predicted by ab initio calculations?

asked Feb 19 in Computational Chemistry

1 answer 23 views

What is the coordination geometry of the metal ion in the active site of hemoglobin, and how does this geometry enable the binding and release of oxygen molecules?

asked Feb 19 in Coordination Chemistry

1 answer 35 views

How does the carbon footprint of a specific industrial company in your area affect the local environment and what strategies can be implemented to reduce this impact?

answered Feb 18 in Environmental Chemistry

1 answer 26 views

What is the balanced chemical equation for the single replacement reaction between zinc metal and hydrochloric acid, and what products are formed?

asked Feb 17 in Chemical reactions

1 answer 33 views

How does temperature affect the rate of an enzyme-catalyzed reaction?

asked Feb 17 in BioChemistry

1 answer 37 views

What is the mechanism of action of nitrogen dioxide on the respiratory system, and what are the specific health effects of prolonged exposure to this air pollutant?

asked Feb 14 in Environmental Chemistry

1 answer 42 views

What functional groups can be identified using infrared (IR) spectroscopy? Provide an example of an IR spectrum and explain how it can be used to identify the functional group present in a compound.

answered Feb 13 in Organic Chemistry

1 answer 37 views

How does inadequate training for chemistry teachers affect the quality of education in high school chemistry classes?

answered Feb 13 in Chemical education

1 answer 34 views

What type of hybrid orbitals are present in the molecule of ethene (C2H4)?

asked Feb 13 in Chemical bonding

1 answer 37 views

What is the predicted acidity of hydrogen fluoride (HF) and why?

asked Feb 13 in Chemical bonding

1 answer 40 views

How can we enhance the photochemical properties of lanthanide complexes for more efficient light absorption and energy transfer processes?

asked Feb 13 in PhotoChemistry

1 answer 34 views

How can we develop an efficient and sustainable process for the production of 1,4-butanediol (BDO) using renewable feedstocks in chemical engineering?

answered Feb 12 in Chemical engineering

1 answer 10 views

How can we design a polymer-based smart material that can change its shape in response to a specific stimulus, such as temperature or pH?

asked Feb 12 in Polymer Chemistry

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