Recent activity by SheilaSchaef

1 answer 18 views

How does the size and shape of a gold nanoparticle affect its stability and reactivity in a molecular dynamics simulation?

answered 1 day ago in Computational Chemistry

1 answer 15 views

What is the optimum temperature and reaction time required to synthesize high molecular weight polyacrylonitrile from acrylonitrile monomer using a free radical polymerization method?

asked 4 days ago in Chemical synthesis

1 answer 23 views

What is the most effective catalyst and optimal reaction conditions for the synthesis of polypropylene from propylene monomer?

asked 4 days ago in Chemical synthesis

1 answer 28 views

How does the molecular structure of a conductive polymer affect its conductivity and mechanical properties, and how can this knowledge be used to design more efficient and durable flexible electronic devices?

asked 4 days ago in Materials Chemistry

1 answer 31 views

What is the effect of temperature on the rate of the reaction between hydrochloric acid and sodium thiosulfate? Provide experimental evidence for your answer.

answered 6 days ago in Chemical kinetics

1 answer 24 views

What is the effect of changing the size of nano-particles on their catalytic activity in the oxidation reaction of benzene to phenol?

answered 6 days ago in Materials Chemistry

1 answer 18 views

How does the coordination chemistry of metalloproteins and metalloenzymes affect their biological activity and function?

answered 6 days ago in Coordination Chemistry

1 answer 30 views

How does the concentration of reactants and products at equilibrium affect the rate of a chemical reaction, and how can we experimentally investigate this effect?

answered Feb 19 in Chemical kinetics

1 answer 36 views

How do the temperature and pressure affect the outcome of the Monte Carlo simulations of gas-phase reactions? Can you provide a quantitative analysis of the effects of varying temperature and pressure on the reaction rate and yield?

asked Feb 17 in Computational Chemistry

1 answer 29 views

Identify the type of inorganic compound formed between sodium and chlorine atoms in sodium chloride?

answered Feb 14 in Inorganic Chemistry

1 answer 40 views

What is the role of membrane proteins in regulating the movement of molecules across cell membranes? Provide examples of different types of membrane proteins and their specific functions.

asked Feb 13 in BioChemistry

1 answer 38 views

How can we enhance the photochemical properties of lanthanide complexes for more efficient light absorption and energy transfer processes?

answered Feb 13 in PhotoChemistry

1 answer 35 views

How can the electronic and magnetic properties of metal-organic frameworks be accurately predicted using quantum chemical calculations?

answered Feb 7 in Quantum Chemistry

1 answer 10 views

How can the design of a system for the production of hydrogen fuel be optimized to minimize the amount of energy input required and maximize the efficiency of the process?

asked Feb 7 in Chemical engineering

1 answer 38 views

How can surface chemistry be used to improve the efficiency of food and beverage processing, and what specific surface modifications or additives can be employed to achieve this?

asked Feb 6 in Surface Chemistry

1 answer 65 views

Design a biodegradable polymer-based scaffold to facilitate the regeneration of damaged cartilage. Include the synthesis and characterization of the polymer and provide evidence for its effectiveness in supporting the growth of chondrocytes (cartilage cells).

answered Feb 3 in Polymer Chemistry

1 answer 52 views

Consider an electrochemical cell with the following half-cell reaction: Cu(s) | Cu2+(aq) || Ag+(aq) | Ag(s). Suppose the concentration of Cu2+ is 2.0 M and the concentration of Ag+ is 1.0 M. Calculate the resistance of the electrochemical cell if the cell potential is 0.60 V at 25°C.

answered Feb 3 in ElectroChemistry

1 answer 41 views

Calculate the standard enthalpy change of the reaction between hydrogen gas and chlorine gas to form hydrogen chloride gas using the bond enthalpy values for H-H, Cl-Cl and H-Cl bonds.

answered Feb 3 in Quantum Chemistry

1 answer 32 views

Calculate the standard enthalpy change for the neutralization reaction of hydrochloric acid (HCl) with sodium hydroxide (NaOH) when 50.0 mL of 1.0 M HCl reacts with 50.0 mL of 1.0 M NaOH in a constant pressure calorimeter. Assume the density of the final solution is the same as that of pure water (1 g/mL) and that the specific heat capacity of the final solution is 4.18 J/g K.

answered Feb 3 in Chemical thermodynamics

1 answer 58 views

What is the electronic configuration and molecular orbital diagram for the carbon monoxide (CO) molecule?

answered Jan 31 in Quantum Chemistry

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