Recent activity by ArnoldJanous

1 answer 12 views

How does the size and shape of a gold nanoparticle affect its stability under different environmental conditions, and how can molecular dynamics simulations be used to study these interactions?

asked 23 hours ago in Computational Chemistry

1 answer 18 views

How does changing the concentration of reactants affect the rate of the chemical reaction between potassium permanganate and oxalic acid?

answered 3 days ago in Chemical kinetics

1 answer 3 views

How does the prediction of chemical reactivity and selectivity help in designing more efficient and selective chemical reactions?

answered 3 days ago in Quantum Chemistry

1 answer 24 views

What is the optimal reaction temperature and catalyst concentration for the synthesis of polyacrylonitrile from acrylonitrile monomer using ammonium persulfate as the initiator?

answered 3 days ago in Chemical synthesis

1 answer 4 views

What is the most probable mechanism of gas-phase reaction between hydrogen and oxygen using Monte Carlo simulation?

asked 3 days ago in Computational Chemistry

1 answer 25 views

What is the effect of pH on the electrokinetic potential of colloidal silica particles in aqueous solution?

answered 5 days ago in Surface Chemistry

1 answer 24 views

What is the effect of temperature on the surface tension of water and why is it important in understanding the behavior of liquids in various applications?

asked 5 days ago in Surface Chemistry

1 answer 22 views

How does the coordination geometry of a transition metal complex affect its electronic and magnetic properties?

asked 6 days ago in Quantum Chemistry

1 answer 28 views

What is the net ATP produced per glucose molecule during the complete oxidative breakdown in the citric acid cycle and oxidative phosphorylation?

asked 6 days ago in BioChemistry

1 answer 35 views

How does temperature affect the reaction rate and mechanism of a chemical reaction, as predicted by quantum mechanical calculations?

asked Feb 17 in Quantum Chemistry

1 answer 27 views

What is the impact of supramolecular assemblies on the photochemical properties of organic molecules?

answered Feb 17 in PhotoChemistry

1 answer 26 views

How can we modify the structure of existing antibiotics to increase their efficacy against drug-resistant bacterial strains? Provide a detailed explanation and synthesis of any necessary organic compounds used in the modification process.

asked Feb 13 in Medicinal Chemistry

1 answer 53 views

What is the concentration of potassium ions in a 0.1 M solution of potassium chloride using a potassium ion-selective electrode?

asked Feb 13 in Analytical Chemistry

1 answer 51 views

How do different metabolites of a specific drug affect its potency and toxicity in the body, and how can medicinal chemists use this information to optimize drug design and minimize unwanted side effects?

answered Feb 12 in Medicinal Chemistry

1 answer 30 views

How can the design of a treatment system for industrial wastewater mitigate the environmental impact of harmful chemicals used in the manufacturing process?

answered Feb 7 in Chemical engineering

1 answer 35 views

How does changing the pH of a solution affect the equilibrium position of a redox reaction between copper and silver ions? Provide a detailed explanation with chemical equations and the relevant equilibrium constants.

answered Feb 3 in Chemical equilibrium

1 answer 68 views

How do bacteria convert atmospheric nitrogen gas into organic nitrogen molecules like amino acids? What role do enzymes such as nitrogenase and reductase play in this process?

asked Jan 31 in BioChemistry

1 answer 79 views

What is the effect of increased surface area on the reaction rate of magnesium with hydrochloric acid?

answered Jan 31 in Chemical kinetics

1 answer 62 views

What are some effective ways for chemistry students to enhance their preparation for chemistry-related careers, and how can instructors better equip them for success in these fields?

answered Jan 30 in Chemical education

1 answer 77 views

What functional groups are present in Compound X based on the IR spectrum provided? Be sure to identify specific peaks and explain their corresponding functional groups.

asked Jan 30 in Analytical Chemistry

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