Recent activity by DeloresKuhn6

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What is the root cause of difficulty in understanding the periodic table and chemical elements among chemistry students, and how can it be addressed effectively?

asked Feb 24 in Chemical education

1 answer 33 views

What is the relationship between the intermolecular forces present in a substance and its boiling point, and how can we predict the boiling point of a given substance based on its intermolecular forces?

asked Feb 24 in Chemical bonding

1 answer 26 views

What is the relationship between reaction rate and reaction profitability in a specific chemical reaction?

asked Feb 24 in Chemical kinetics

1 answer 26 views

What are the products of the thermal decomposition of calcium carbonate (CaCO3)?

answered Feb 22 in Chemical reactions

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What is the optimal temperature and pressure conditions to effectively synthesize high molecular weight polyethylene terephthalate from terephthalic acid and ethylene glycol?

asked Feb 22 in Chemical synthesis

1 answer 30 views

What is the most efficient method for preparing p-nitroaniline from aniline and nitric acid, and what factors affect the yield and purity of the final product?

answered Feb 21 in Chemical synthesis

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How does the light intensity affect the rate of photochemical reactions in the presence of a specific photosensitive molecule?

answered Feb 20 in PhotoChemistry

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What is the effect of varying temperature on the selectivity of the reaction between compound A and compound B, and how does this relate to the reaction rate? Provide evidence and explain the mechanism behind any observed changes in selectivity.

asked Feb 20 in Chemical kinetics

1 answer 40 views

How does the activation of the protein kinase A (PKA) signaling pathway affect the activity of the glycogen phosphorylase enzyme in liver cells?

asked Feb 17 in BioChemistry

1 answer 32 views

How do quantum chemical calculations help in predicting the detailed mechanism of a chemical reaction and what are the key factors affecting the accuracy of these calculations?

asked Feb 14 in Computational Chemistry

1 answer 40 views

What is the role of metal ions in metalloenzymes and metalloproteins and how does the coordination of these ions with the surrounding ligands affect their enzymatic activity?

asked Feb 13 in Coordination Chemistry

1 answer 66 views

How can we improve the transparency and refractive index of glasses for optical applications?

answered Feb 13 in Materials Chemistry

1 answer 84 views

What are the electronic properties of graphene that make it a promising material for use in electronic devices?

answered Feb 13 in Materials Chemistry

1 answer 71 views

What is the electronic structure and bonding in Dy3N@C80 and Dy2ScN@C80 metallofullerenes? How does the number and location of metal atoms within the fullerene cage affect the electronic properties of the complex?

asked Feb 13 in Coordination Chemistry

1 answer 112 views

How does the surface chemistry of a metal change during the process of corrosion and what can be done to prevent or slow down the corrosion process through passivation?

asked Feb 13 in Surface Chemistry

1 answer 36 views

How can we design new drugs that target cancer cells specifically, without harming normal healthy cells?

answered Feb 12 in Medicinal Chemistry

1 answer 62 views

How can we design a drug candidate that targets the specific receptor involved in Parkinson's disease without causing adverse effects on other receptors in the brain?

asked Feb 12 in Medicinal Chemistry

1 answer 48 views

How can the photochemical degradation of pollutants in the environment be optimized using advanced oxidation processes and what are the mechanisms involved?

asked Feb 10 in PhotoChemistry

1 answer 39 views

How can chemical engineering principles be applied to design a cost-effective and efficient system for treating industrial wastewater containing heavy metals before it is released to the environment?

asked Feb 4 in Chemical engineering

1 answer 43 views

Calculate the standard enthalpy change (ΔH°) for the following reaction at 298 K:2SO₂(g) + O₂(g) → 2SO₃(g)given the following standard enthalpy of formation values:ΔH°f (SO₂(g)) = -296.8 kJ/molΔH°f (O₂(g)) = 0 kJ/molΔH°f (SO₃(g)) = -395.7 kJ/mol

answered Feb 3 in Chemical thermodynamics

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