Recent activity by ThaliaSheil

1 answer 23 views

How does the polarity of a solvent affect the reaction rate of a chemical reaction?

asked 3 days ago in Chemical kinetics

1 answer 21 views

What is the mechanism of the Pinacol-Pinacolone rearrangement reaction and how does it occur? Provide a step-by-step explanation of the process and give examples of substrates that can undergo this reaction.

asked 3 days ago in Organic Chemistry

1 answer 18 views

What is the mechanism that governs the photochemical stability of quantum dots, and how can this be optimized for potential use in optoelectronics and biomedical applications?

answered 3 days ago in PhotoChemistry

1 answer 20 views

What is the optimal temperature and time required for the synthesis of highly stable CdSe quantum dots using the colloidal method, and how do these parameters affect the size and properties of the quantum dots synthesized?

answered 3 days ago in Materials Chemistry

1 answer 17 views

How does the molecular weight of a polymer affect its melt viscosity and elasticity, as determined by rheological testing methods?

answered 4 days ago in Polymer Chemistry

1 answer 18 views

How does the molecular structure of conductive polymers affect their electrical conductivity and mechanical flexibility, and how can this be optimized for use in flexible electronic devices?

asked 4 days ago in Materials Chemistry

1 answer 29 views

What is the major difference between primary, secondary and tertiary amines? Provide a detailed mechanism to explain the reaction that occurs when a primary amine reacts with carboxylic acid to form an amide.

answered 4 days ago in Organic Chemistry

1 answer 29 views

How does the color of a dye or pigment change when exposed to different wavelengths of light, and what are the underlying photochemical mechanisms?

answered 6 days ago in PhotoChemistry

1 answer 35 views

How does the change in pH affect the rate of photochemical reactions in the presence of a photo-sensitizer thus causing a photo-induced electron transfer to occur?

answered Feb 18 in PhotoChemistry

1 answer 19 views

How would the addition of a catalyst affect the equilibrium position of the redox reaction between iron(III) ions and iodide ions in aqueous solution?

answered Feb 17 in Chemical equilibrium

1 answer 27 views

How can we use size-exclusion chromatography for determining the molecular weight distribution of polymers?

answered Feb 14 in Polymer Chemistry

1 answer 43 views

How do lysosomes contribute to protein degradation and turnover in the human body?

asked Feb 13 in BioChemistry

1 answer 24 views

What specific chemical pollutants are commonly found in landfill leachate and how do they impact the quality of groundwater in the surrounding area?

asked Feb 13 in Environmental Chemistry

1 answer 44 views

What is the oxidation state of carbon in ethanol before and after it undergoes oxidation to form acetic acid?

asked Feb 13 in Organic Chemistry

1 answer 31 views

How can we improve the size and uniformity of quantum dots synthesized through a low-cost, environmentally friendly approach?

answered Feb 13 in Materials Chemistry

1 answer 47 views

How do different additives and dopants affect the thermal conductivity and thermal shock resistance of ceramics used in high-temperature applications?

asked Feb 12 in Materials Chemistry

1 answer 8 views

How can we design a polymer-based optical material with enhanced light absorption properties for solar cell applications?

answered Feb 12 in Polymer Chemistry

1 answer 10 views

How can we design a drug that specifically targets the bacteria responsible for urinary tract infections without harming the good bacteria in the gut?

asked Feb 12 in Medicinal Chemistry

1 answer 45 views

How can the stability of colloidal suspensions be altered by changing the particle size or surface charge, and what are the practical applications of these modifications?

answered Feb 10 in Physical Chemistry

1 answer 32 views

How can the efficiency of the system for the production of hydrogen fuel be optimized, while minimizing energy consumption and cost?

answered Feb 7 in Chemical engineering

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