Recent activity by NataliaCaple

1 answer 17 views

How does the size and shape of the catalyst affect the rate of a catalytic reaction?

answered 1 day ago in Physical Chemistry

1 answer 25 views

What is the relationship between the electronic excited states and the optical properties of a certain molecule, and how can this be calculated using quantum chemistry methods?

answered 1 day ago in Quantum Chemistry

1 answer 20 views

What is the effect of concentration, temperature, and catalysts on the reaction rate of a specific chemical reaction, and how can this information be used to ensure the safety of the reaction process?

answered 1 day ago in Chemical kinetics

1 answer 24 views

What is the effect of increasing pressure on the rate of the reaction between hydrochloric acid and sodium thiosulfate?

answered 3 days ago in Chemical kinetics

1 answer 20 views

What is the mechanism of the reaction between benzene and bromine in the presence of an iron catalyst? Describe the intermediates formed during the process and explain the role of the catalyst in the reaction.

answered 3 days ago in Organic Chemistry

1 answer 22 views

What is the rate constant for a first-order reaction that has a half-life of 10 minutes and an initial concentration of 0.1 M?

answered 3 days ago in Chemical kinetics

1 answer 21 views

How do the physicochemical properties of landfill leachate impact the quality of groundwater and what are the specific remediation strategies that can be employed to mitigate this impact on the environment?

asked 3 days ago in Environmental Chemistry

1 answer 20 views

How does the change in pH affect the structure and function of a specific protein? Provide a detailed explanation with relevant examples.

asked 3 days ago in BioChemistry

1 answer 23 views

What is the optimum reaction conditions (temperature, pressure, catalyst, etc.) for the synthesis of polystyrene from styrene monomer to yield a maximum percentage yield and molecular weight?

answered 3 days ago in Chemical synthesis

1 answer 19 views

What are the different possible resonance structures of the nitrate ion (NO3-) and how do they contribute to the overall structure and properties of the molecule?

answered 3 days ago in Chemical bonding

1 answer 18 views

How does the molecular weight of a polymer affect its printability and mechanical properties when used as a material for 3D printing?

asked 4 days ago in Polymer Chemistry

1 answer 18 views

How does the computational study of enzyme catalysis provide insights into the mechanism of enzyme-catalyzed reactions and guide the design of new enzyme inhibitors and activators?

asked 6 days ago in Computational Chemistry

1 answer 27 views

How does the composition and structure of glasses affect their refractive index and light transmission properties, and how can these properties be optimized for specific optical applications such as lenses, prisms, and optical fibers?

answered 6 days ago in Materials Chemistry

1 answer 25 views

What is the color of the copper(II) sulfate aqueous solution and the solid copper(II) sulfate pentahydrate (CuSO4·5H2O) and why do they exhibit these colors?

asked 6 days ago in Inorganic Chemistry

1 answer 23 views

What is the bond dissociation energy (in kJ/mol) of the O-H bond in a water molecule if the energy required to break this bond is 464 kJ/mol?

answered Feb 18 in ThermoChemistry

1 answer 36 views

How does the supramolecular assembly affect the photochemical properties of a dye molecule? Provide experimental evidence and theoretical explanations for your answer.

asked Feb 14 in PhotoChemistry

1 answer 31 views

What type of bond is formed between a nitrogen atom and an oxygen atom in a molecule of nitrogen monoxide (NO)?

answered Feb 13 in Chemical bonding

1 answer 32 views

What structural and electronic parameters are necessary for a metal ion to function as a cofactor in metalloenzymes and metalloproteins, and how do these factors affect the enzyme's catalytic activity?

answered Feb 13 in Coordination Chemistry

1 answer 8 views

How does the signaling molecule, epinephrine, trigger the activation of adenylyl cyclase and subsequent cAMP production in the signal transduction pathway?

answered Feb 13 in BioChemistry

1 answer 9 views

How can we design small molecule inhibitors of viral protein targets to prevent the replication of the influenza virus?

asked Feb 12 in Medicinal Chemistry

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