Recent activity by JaimeStockma

1 answer 21 views

How does the particle size of a gold nanoparticle affect its surface area and reactivity in catalysis reactions?

asked 4 days ago in Physical Chemistry

1 answer 22 views

What are the main environmental contaminants that can arise from the use and disposal of common household chemicals, and what impact do these contaminants have on the environment and human health?

answered 5 days ago in Chemical education

1 answer 23 views

How does the liver metabolism affect the pharmacokinetics of a drug being administered for the treatment of a particular disease?

asked 5 days ago in Medicinal Chemistry

1 answer 27 views

How does the geometry of a molecule affect its electronic excited states and optical properties, and can these properties be calculated using quantum chemistry methods?

answered 5 days ago in Quantum Chemistry

1 answer 29 views

How does the coordination of metal ions within the active site of metalloenzymes and metalloproteins affect their reactivity and function? Provide specific examples of metalloproteins and identify the role of the metal ion in each.

answered 6 days ago in Coordination Chemistry

1 answer 20 views

What is the chemical equation for the complete combustion of propane (C3H8) and what are the products produced in this reaction?

asked Feb 18 in Chemical reactions

1 answer 26 views

What is the mechanism of the addition reaction between HBr and propene, and why is it regioselective?

asked Feb 17 in Organic Chemistry

1 answer 16 views

How does the addition of different metals affect the microstructure and mechanical properties of a particular alloy used in aerospace applications?

asked Feb 17 in Materials Chemistry

1 answer 4 views

How does the accumulation of cholesterol in the arterial walls lead to atherosclerosis and what molecular mechanisms are involved in the development of this disease?

asked Feb 17 in BioChemistry

1 answer 26 views

What is the chemical structure of pyrrole and what are its properties that make it a key building block for many natural products and pharmaceutical drugs? Provide a specific example of a compound derived from pyrrole and explain its medicinal properties.

answered Feb 14 in Organic Chemistry

1 answer 25 views

What is the difference between primary, secondary, and tertiary amines, and how do their structures affect their physical and chemical properties?

asked Feb 14 in Organic Chemistry

1 answer 30 views

What is the difference between primary, secondary, and tertiary alcohols, and how does the arrangement of alkyl groups affect the physical and chemical properties of alcohols and phenols? Provide specific examples and explanations to support your answer.

answered Feb 14 in Organic Chemistry

1 answer 25 views

What is the effect of metal substitution on the absorption and emission spectra of metalloporphyrins and metallophthalocyanines?

answered Feb 13 in Coordination Chemistry

1 answer 31 views

What are the optical properties of liquid crystals and how are they used in modern display technologies like LCDs?

asked Feb 13 in Physical Chemistry

1 answer 33 views

What is the oxidation state of nitrogen in ammonium nitrate [NH4NO3]?

answered Feb 13 in Chemical reactions

1 answer 36 views

How can the photochemical properties of supramolecular assemblies be manipulated by varying the composition of the assembly?

answered Feb 10 in PhotoChemistry

1 answer 11 views

How can the design of a storage system for highly reactive and hazardous chemicals be optimized to ensure maximum safety and minimal environmental impact?

asked Feb 7 in Chemical engineering

1 answer 51 views

How can computational studies be used to predict and analyze the self-assembly behavior of supramolecular structures and their properties, such as stability and reactivity?

answered Feb 5 in Computational Chemistry

1 answer 35 views

How can molecular modeling be used to predict the behavior of a specific chemical compound under different temperatures and pressures?

asked Feb 5 in Physical Chemistry

1 answer 48 views

Calculate the standard enthalpy change (∆H°) for the dissolution reaction of 5.00 grams of sodium chloride (NaCl) in 100.0 mL of water, given that the final temperature of the solution was 25.0°C and the heat capacity of the solution was 4.18 J/g°C. The molar mass of NaCl is 58.44 g/mol and the density of water is 1.00 g/mL.

asked Feb 3 in Chemical thermodynamics

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