Recent activity by AgnesXyg5256

1 answer 30 views

What is the balanced chemical equation for the preparation of 2-chloro-4-nitroaniline from aniline and chlorine gas? Show all the reactants, products, and their respective coefficients.

answered Feb 22 in Chemical synthesis

1 answer 25 views

How does the polarity of cations in ionic liquids affect their physical properties, such as melting point and viscosity?

answered Feb 22 in Physical Chemistry

1 answer 29 views

How do the photochemical properties of the fluorescent dye, Rhodamine B, change when exposed to different wavelengths of light and how can this be applied in the development of fluorescent imaging techniques?

answered Feb 22 in PhotoChemistry

1 answer 31 views

What is the effect of pH level in water pollution on the survival and growth of aquatic organisms?

answered Feb 22 in Environmental Chemistry

1 answer 22 views

What is the optimum Si/Al ratio needed for the catalytic cracking of hydrocarbons in zeolites using computational chemistry techniques?

asked Feb 22 in Computational Chemistry

1 answer 37 views

What are the factors that influence the degradation and stability of polymeric materials and how can they be mitigated or controlled to enhance the longevity and performance of these materials in various applications?

asked Feb 19 in Polymer Chemistry

1 answer 27 views

How does the coordination environment of a metal ion in a metalloenzyme or metalloprotein affect its function? Provide a specific example and explain the role of ligands in regulating the reactivity of the metal ion.

answered Feb 19 in Coordination Chemistry

1 answer 26 views

How does the coordination chemistry of metalloenzymes and metalloproteins influence their catalytic activity and how can this knowledge be used to design new and more efficient enzymes for industrial and medical applications?

asked Feb 19 in Coordination Chemistry

1 answer 32 views

How does the co-administration of Warfarin and Aspirin affect the pharmacokinetics and pharmacodynamics of each drug in patients with cardiovascular diseases?

asked Feb 18 in Medicinal Chemistry

1 answer 41 views

How does the chemical composition of biomaterials affect their ability to support tissue growth and regeneration in tissue engineering applications?

answered Feb 18 in Materials Chemistry

1 answer 33 views

How does the surface modification of polymers affect the adhesion properties of the material?

answered Feb 17 in Surface Chemistry

1 answer 39 views

How can the yield and purity of the pharmaceutical drug be optimized in the process of production, while minimizing the use of hazardous chemicals and waste generation in the process, using principles of green chemistry?

asked Feb 14 in Chemical engineering

1 answer 11 views

What are the different types of isomerism in coordination compounds, and how do they differ from each other? Provide an example of each type of isomerism in a coordination compound and explain their structural differences.

asked Feb 13 in Coordination Chemistry

1 answer 77 views

How do DNA-protein interactions regulate the transcription of genes in biochemical processes? What specific biochemical mechanisms or factors are involved in the regulation of these interactions?

asked Feb 12 in BioChemistry

1 answer 90 views

How can the production of solvent-based paint formulations be optimized to achieve maximum efficiency and reduce environmental impact in the chemical engineering design of production systems for paints and coatings?

answered Feb 10 in Chemical engineering

1 answer 31 views

How can coordination chemistry principles be applied to design more efficient chelating agents for the treatment of heavy metal poisoning in humans?

asked Feb 5 in Coordination Chemistry

1 answer 37 views

Determine the boiling point of sodium chloride (NaCl) at an external pressure of 1 atm, given its heat of vaporization is 406.6 kJ/mol and its melting point is 801°C.

asked Feb 4 in Inorganic Chemistry

1 answer 45 views

How does the acetylation of histone proteins affect the binding of transcription factors to DNA, and what role does this play in regulating gene expression?

asked Jan 30 in BioChemistry

1 answer 69 views

Calculate the heat capacity of 25 grams of liquid ethanol at 25°C when it is heated from 25°C to 35°C by absorbing 150 Joules of heat. The specific heat of ethanol is 2.44 J/g°C.

asked Jan 23 in Chemical thermodynamics

1 answer 73 views

Calculate the enthalpy of oxidation of methane gas in kJ/mol if the reaction produces carbon dioxide gas and water vapor, and the enthalpy changes for the following reactions are known: - Enthalpy change of combustion of methane = -890.3 kJ/mol - Enthalpy change of formation of carbon dioxide = -393.5 kJ/mol - Enthalpy change of formation of water vapor = -241.8 kJ/mol

asked Jan 23 in ThermoChemistry

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