Recent activity by MargotFalkin

1 answer 29 views

How does the regulation of the citric acid cycle impact the energy metabolism of a cell?

answered Feb 24 in BioChemistry

1 answer 26 views

What is the effect of increasing concentration of the product on the rate of the reaction between iodine and propanone?

answered Feb 22 in Chemical kinetics

1 answer 30 views

What is the mechanism for the photochemical reaction of benzophenone with methanol?

asked Feb 22 in PhotoChemistry

1 answer 32 views

Identify all the possible resonance structures for the nitrate ion (NO3-) and illustrate the delocalization of electrons using curved arrows. How do these resonance structures contribute to the stability of the molecule?

answered Feb 21 in Chemical bonding

1 answer 28 views

What is the mechanism of the formation of furan from 1,4-butanediol using acidic conditions?

asked Feb 20 in Organic Chemistry

1 answer 24 views

What is the effect of temperature on the phase behavior of a liquid crystal through Monte Carlo simulations?

answered Feb 20 in Computational Chemistry

1 answer 31 views

What is the effect of temperature on the equilibrium constant of the reaction between iodine and propanone?

answered Feb 20 in Chemical kinetics

1 answer 27 views

What is the balanced equation for the synthesis reaction of methane and oxygen gas to form carbon dioxide and water vapor when the reaction is initiated with a spark?

answered Feb 17 in Chemical reactions

1 answer 60 views

What are the photochemical properties of Eu(DBM)3Phen in solution, and how does the presence of oxygen affect its photoluminescence behavior?

asked Feb 13 in PhotoChemistry

1 answer 43 views

How do chaperone proteins facilitate proper folding of newly synthesized polypeptide chains during protein synthesis? Include the role of ATP in the folding process in your answer.

answered Feb 12 in BioChemistry

1 answer 57 views

How can the synthesis and characterization of new materials be optimized to increase the efficiency and durability of fuel cell technology? Specifically, what properties of new materials can be tailored to enhance their performance in fuel cells, and how can these properties be accurately measured and characterized?

answered Feb 11 in Materials Chemistry

1 answer 60 views

How can the surface chemistry of food and beverage processing be optimized to increase shelf-life and ensure food safety?

asked Feb 11 in Surface Chemistry

1 answer 86 views

How can the size and shape of nanoparticles be effectively controlled during their synthesis using green chemistry principles?

answered Feb 10 in Materials Chemistry

1 answer 42 views

How can the prediction of electronic and magnetic properties of molecular magnets using quantum chemistry be used to design more efficient and stable magnetic materials for various technological applications, such as data storage and energy conversion?

answered Feb 10 in Quantum Chemistry

1 answer 29 views

How can the design of hazardous chemical storage and transportation systems be improved to ensure maximum safety for workers and the environment?

answered Feb 7 in Chemical engineering

1 answer 26 views

How can the density functional theory be used to calculate the energy required to adsorb a specific gas molecule onto a metal surface, and how can these calculations help in designing more efficient catalysts?

answered Feb 6 in Computational Chemistry

1 answer 48 views

How can chemistry educators increase students' exposure to chemistry in everyday life to improve their understanding and appreciation of the subject?

answered Feb 4 in Chemical education

1 answer 50 views

Here's a precise problem for a chemistry student to solve based on the subtopic Rearrangement reactions:What products form from the acid-catalyzed rearrangement of 2-methyl-3-butene to form 3-methyl-1-butene? Use mechanisms to explain why this rearrangement occurs.

asked Feb 4 in Organic Chemistry

1 answer 85 views

Determine the standard enthalpy change for the formation of methane gas (CH4) from its constituent elements (C and H2) given the following standard enthalpy of formation values: ΔHf°(C) = 0 kJ/mol and ΔHf°(H2) = 0 kJ/mol.

asked Feb 4 in Chemical thermodynamics

1 answer 74 views

Calculate the standard enthalpy change for the reaction between hydrochloric acid (HCl) and ammonia (NH3) to produce ammonium chloride (NH4Cl) if the reaction is carried out in a solution of water (H2O), given the following information:HCl(aq) + H2O(l) -> H3O+(aq) + Cl-(aq) ΔH1 = -74.8 kJ/mol NH3(aq) + H2O(l) ⇌ NH4+(aq) + OH-(aq) ΔH2 = -51.8 kJ/mol NH4Cl(s) → NH4+(aq) + Cl-(aq) ΔH3 = 15.2 kJ/mol Ensure that the answer is in kJ/mol.

answered Feb 3 in Chemical thermodynamics

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