Recent activity by TrudiMarron

1 answer 29 views

What are the products of the reaction between calcium chloride and sodium carbonate?

1 answer 29 views

What is the step-by-step reaction mechanism for the preparation of 2-chloro-4-nitroaniline from aniline and chlorine gas, and what are the optimal conditions required to yield a high conversion rate?

answered Feb 22 in Chemical synthesis

1 answer 53 views

How does the prediction of electronic and magnetic properties of molecular magnets help in designing new materials for data storage and communication technologies?

asked Feb 22 in Quantum Chemistry

1 answer 30 views

What is the effect of temperature on the surface tension of water and how can it be measured accurately using the capillary rise method?

asked Feb 20 in Surface Chemistry

1 answer 33 views

What is the bond dissociation energy of the H-Cl bond in HCl molecule, given that the bond length is 127 pm and the enthalpy change for the reaction HCl(g) → H(g) + Cl(g) is 431 kJ/mol?

asked Feb 18 in Chemical bonding

1 answer 18 views

What is the balanced chemical equation for the reaction between magnesium and oxygen gas to form magnesium oxide?

asked Feb 17 in Chemical reactions

1 answer 35 views

How to optimize the process parameters for the production of ammonium nitrate fertilizer to increase yield and reduce energy consumption?

answered Feb 14 in Chemical engineering

1 answer 68 views

How does energy transfer occur between molecules in a chemical reaction, and what factors affect the rate and efficiency of this process?

answered Feb 13 in Quantum Chemistry

1 answer 101 views

What are the potential medicinal properties and mechanisms of action of the natural product curcumin, and how can those properties be optimized through chemical modifications?

answered Feb 12 in Medicinal Chemistry

1 answer 115 views

How can the Raman signal enhancement be optimized in Surface-enhanced Raman spectroscopy (SERS) by controlling the size, shape and composition of the plasmonic nanoparticles used as substrates?

asked Feb 10 in Surface Chemistry

1 answer 43 views

How can the power conversion efficiency of polymer-based photovoltaic materials be improved?

asked Feb 10 in Polymer Chemistry

1 answer 28 views

How can the morphology and chemical composition of newly synthesized materials be optimized to enhance the performance of fuel cells?

asked Feb 10 in Materials Chemistry

1 answer 28 views

How can the ion conductivity of solid polymer electrolytes be enhanced to improve battery performance?

asked Feb 7 in Polymer Chemistry

1 answer 34 views

How can quantum chemistry be used to predict the reaction rates and mechanisms of chemical reactions? Please provide an example using a specific chemical reaction and explain the theoretical basis behind the prediction.

answered Feb 5 in Quantum Chemistry

1 answer 75 views

Calculate the standard enthalpy change of the reaction NH3(g) + 2O2(g) → NO2(g) + 3H2O(l) at 25°C, given that the standard enthalpies of formation of NH3(g), O2(g), NO2(g) and H2O(l) are -46.11 kJ/mol, 0 kJ/mol, 33.18 kJ/mol and -285.8 kJ/mol, respectively.

answered Feb 3 in Quantum Chemistry

1 answer 51 views

How does changing the pH of a solution affect the equilibrium position of an acid-base reaction when starting with HF (hydrofluoric acid) and NaOH (sodium hydroxide)?

asked Feb 3 in Chemical equilibrium

1 answer 112 views

What is the composition and crystal structure of a mineral sample using X-ray diffraction analysis?

answered Jan 30 in Analytical Chemistry

1 answer 86 views

A chemistry student needs to analyze the composition of a soil sample using elemental analysis. The student has to determine the percentage of carbon, nitrogen, and sulfur present in the sample. How can the student perform elemental analysis and calculate the percentage of each element in the soil sample accurately?

answered Jan 22 in Analytical Chemistry

1 answer 112 views

A chemistry student is asked to find the standard cell potential for the redox reaction: Mg(s) | Mg²⁺(aq, 0.1 M) || Cu²⁺(aq, 0.01 M) | Cu(s) Given that the standard potential for the reduction of Mg²⁺ is -2.37 V and for the reduction of Cu²⁺ is +0.34 V. The student should show how to calculate the cell potential and determine if the reaction will proceed spontaneously or not.

asked Jan 22 in ElectroChemistry

1 answer 82 views

Where does source monitoring occur?

answered Jan 20 in Psychology

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