Recent activity by SheliaSaucie

1 answer 24 views

How does the pH affect the stability of protein-protein complexes? Provide evidence to support your answer.

1 answer 22 views

What is the effect of nanoparticle size on their optical properties? Specifically, how does changing the size of silver nanoparticles affect their absorption and scattering of light in the visible spectrum?

answered 6 days ago in Physical Chemistry

1 answer 24 views

How does the choice of metal catalyst affect the selectivity of oxidation reactions on hydrocarbons, and what are the key factors influencing the overall efficiency of the reaction?

asked Feb 18 in Surface Chemistry

1 answer 29 views

What is the coordination geometry, metal center, and ligand field strength in the active site of metalloenzyme carbonic anhydrase? How do these factors contribute to the enzyme's catalytic activity?

answered Feb 17 in Coordination Chemistry

1 answer 37 views

How does the absorption of light by a molecule lead to a chemical reaction? Provide a detailed explanation using examples from photochemical reactions.

asked Feb 17 in Physical Chemistry

1 answer 34 views

How can we use quantum chemistry methods to predict the catalytic activity and selectivity of a specific reaction?

answered Feb 14 in Quantum Chemistry

1 answer 34 views

What are the key factors that determine the pharmacodynamics of drugs in the body, and how can this knowledge be applied in the development of new and effective drugs for the treatment of specific diseases?

asked Feb 14 in Medicinal Chemistry

1 answer 33 views

How can we optimize the reaction parameters, such as temperature and catalyst choice, to increase the yield and purity of polypropylene synthesized from propylene monomer?

asked Feb 14 in Chemical synthesis

1 answer 34 views

What are the specific photochemical properties of gold nanoparticles and how do they differ from those of other metal nanoparticles?

asked Feb 13 in PhotoChemistry

1 answer 38 views

How does doping with impurities affect the electrical conductivity and bandgap of semiconductors, and how can this be optimized for specific electronic applications?

answered Feb 12 in Materials Chemistry

1 answer 35 views

How can the mechanical and thermal properties of a polymer be improved during the injection molding process?

answered Feb 7 in Polymer Chemistry

1 answer 28 views

How can the level of volatile organic compounds (VOCs) in outdoor air be monitored and reduced to improve air quality in a given city or urban area? Determine the most effective strategies and technologies for reducing VOCs emissions and evaluate their potential impact on the environment and public health.

asked Feb 7 in Environmental Chemistry

1 answer 36 views

How can the inadequate training of chemistry teachers affect the learning and understanding of fundamental concepts in chemistry among high school students?

asked Feb 7 in Chemical education

1 answer 35 views

How can the concepts of chemical reactions and stoichiometry be applied in real-life scenarios, such as determining the amount of baking soda needed to neutralize the acidity in a swimming pool, where the pool's volume, pH level and concentration of acid are given?

answered Feb 6 in Chemical education

1 answer 56 views

Consider the following compound: 3,5-dimethylphenol. Using the protecting group strategy, propose a synthetic route for converting 3,5-dimethylphenol to 3,5-dimethylbenzoic acid. Include all necessary reagents and reaction conditions.

asked Feb 3 in Organic Chemistry

1 answer 36 views

Calculate the standard Gibbs free energy change (ΔG°) for the electrochemical reaction of the reduction of copper ions (Cu2+) to copper atoms (Cu) using a copper electrode in a solution of copper sulfate (CuSO4) at 25°C. The standard reduction potential of the copper ion is +0.34 V.

answered Feb 3 in ElectroChemistry

1 answer 49 views

Calculate the standard enthalpy change for the fusion of 50 grams of ice at -10°C to liquid water at 10°C. Given the enthalpy of fusion of ice is 6.01 kJ/mol and the specific heat capacity of water is 4.184 J/g°C.

asked Feb 3 in Chemical thermodynamics

1 answer 90 views

How does alternative splicing affect the structure and function of RNA transcripts in eukaryotic cells? Provide examples of proteins that result from alternative splicing and explain how their functions differ from the unspliced form.

answered Jan 31 in BioChemistry

1 answer 86 views

How does the computation of electronic properties in ab initio calculations of molecules differ from semi-empirical and empirical methods, and how can it be used to predict the properties of a given molecule?

asked Jan 30 in Computational Chemistry

1 answer 89 views

What possible solutions can be implemented to improve access to chemistry textbooks and resources for students in low-income areas or developing countries where limited availability of such materials is a barrier to learning?

answered Jan 30 in Chemical education

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