Recent activity by KaraGass5143

1 answer 26 views

What is the most effective method for detecting and quantifying pesticide residues in food samples to ensure they meet safety standards and protect human health?

asked Feb 21 in Environmental Chemistry

1 answer 31 views

What is the mechanism for the nucleophilic substitution reaction between 1-bromobutane and potassium cyanide in an aprotic solvent, and how does the reaction rate change if the solvent is changed to a protic solvent?

answered Feb 20 in Organic Chemistry

1 answer 29 views

How does the crystallization rate affect the morphology of polymers, and how can we control it for the desired outcome?

asked Feb 19 in Polymer Chemistry

1 answer 37 views

How does the concentration of reactants affect the reaction rate and efficiency in the reaction between sodium thiosulfate and hydrochloric acid?

answered Feb 19 in Chemical kinetics

1 answer 39 views

How does the choice of exchange-correlation functional affect the prediction of surface properties (such as surface energy and adsorption energy) in Density Functional Theory (DFT) calculations of metal surfaces?

answered Feb 18 in Computational Chemistry

1 answer 36 views

How does the acidity of zeolites affect their catalytic properties for cracking hydrocarbons? Use computational methods to determine the optimal acidity conditions for maximum hydrocarbon conversion in zeolite catalysts.

answered Feb 17 in Computational Chemistry

1 answer 37 views

How does the process of RNA splicing differ between eukaryotic and prokaryotic cells, and what role do RNA splicing factors play in this process?

asked Feb 14 in BioChemistry

1 answer 41 views

How does the regulation of the enzyme phosphofructokinase-1 (PFK-1) impact carbohydrate metabolism in the liver?

asked Feb 14 in BioChemistry

1 answer 28 views

In what ways do metal ions in metalloenzymes and metalloproteins influence their catalytic activity?

asked Feb 13 in Coordination Chemistry

1 answer 65 views

How does metal coordination affect the function of metalloenzymes and metalloproteins? Provide specific examples and corresponding reaction mechanisms to illustrate your answer.

asked Feb 13 in Coordination Chemistry

1 answer 34 views

What is the effect of changing the nature of the incoming ligand on the rate of ligand substitution reactions in Coordination Chemistry? Provide a detailed analysis by comparing and contrasting the reaction rates for different types of ligands.

answered Feb 13 in Coordination Chemistry

1 answer 56 views

How does the rate of fatty acid oxidation change in a cell when the concentration of coenzyme A decreases?

asked Feb 13 in BioChemistry

1 answer 64 views

What are the coordination chemistry principles behind the use of EDTA in chelation therapy, and how does it remove toxic metals such as lead and mercury from the body?

asked Feb 13 in Coordination Chemistry

1 answer 50 views

How can the synthesis of polyethylene from ethylene monomer be optimized to increase yield and purity while minimizing the formation of unwanted byproducts?

asked Feb 11 in Chemical synthesis

1 answer 109 views

How can the surface chemistry of food and beverage processing be optimized to ensure maximum efficiency and quality during production?

asked Feb 11 in Surface Chemistry

1 answer 41 views

How can the compatibility of polymer blends be improved to enhance their properties and make them more efficient in various applications?

answered Feb 6 in Polymer Chemistry

1 answer 51 views

How can knowledge of chemistry principles be applied to real-world scenarios such as the production and use of common household items such as laundry detergent or shampoo? What are some of the key chemical processes involved in their creation and use?

answered Feb 5 in Chemical education

1 answer 30 views

How can chemistry students increase their chances of finding internships and job opportunities in the current market with limited availability?

asked Feb 5 in Chemical education

1 answer 79 views

Calculate the standard enthalpy change (∆H°) for the precipitation reaction between aqueous solutions of lead(II) nitrate [Pb(NO3)2] and potassium iodide (KI) producing solid lead(II) iodide (PbI2) and aqueous potassium nitrate (KNO3) at a temperature of 25°C.

asked Feb 3 in Chemical thermodynamics

1 answer 101 views

What is the efficient and effective method for the preparation of 2,4-dichlorobenzoic acid from benzoic acid and chlorine gas, including the suitable conditions and parameters needed to ensure a high yield of product and minimal waste?

answered Jan 31 in Chemical synthesis

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