Recent activity by DarioLoftin2

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What is the relationship between the molecular structure and the phase behavior of liquid crystal compounds? Provide concrete examples of liquid crystal compounds and how their molecular structure affects their phase behavior.

answered 1 day ago in Physical Chemistry

1 answer 19 views

What is the magnetic susceptibility anisotropy of Benzene?

answered 4 days ago in Quantum Chemistry

1 answer 24 views

What is the effect of temperature on the adsorption of a gas on a solid surface? Provide a detailed explanation of the process and factors that contribute to the temperature dependence of gas adsorption on a solid surface.

asked 5 days ago in Physical Chemistry

1 answer 29 views

How does the absorption of light by a molecule lead to the excited state dynamics and what is the role of ab initio calculations in understanding this process?

answered Feb 17 in Computational Chemistry

1 answer 21 views

How does the process of protein degradation and turnover differ between normal cells and cancer cells, and how can this information be utilized in the development of targeted cancer therapies?

asked Feb 14 in BioChemistry

1 answer 29 views

What are the structural features of molecules that make them effective in treating respiratory diseases, and how can these features be optimized through chemical synthesis and modification?

asked Feb 13 in Medicinal Chemistry

1 answer 45 views

What effect does varying the concentration of reactants have on the reaction rate for a reaction that follows a first-order reaction kinetics?

answered Feb 13 in Chemical kinetics

1 answer 38 views

What is the critical temperature of a Lennard-Jones fluid that exhibits a vapor-liquid phase transition at a pressure of 1 bar, using Monte Carlo simulations?

answered Feb 12 in Computational Chemistry

1 answer 9 views

How can we design drugs to selectively target Gram-negative bacteria without harming beneficial Gram-positive bacteria in the human body?

answered Feb 12 in Medicinal Chemistry

1 answer 9 views

How can we design a step-by-step process for the extraction and recovery of valuable metals such as gold, silver, and copper from electronic waste using sustainable and eco-friendly methods?

asked Feb 12 in Chemical engineering

1 answer 11 views

How can coordination chemistry principles be used to design more efficient chelating agents for the treatment of heavy metal poisoning?

asked Feb 6 in Coordination Chemistry

1 answer 25 views

How can chemistry instructors modify their teaching methods to better support students with learning disabilities in understanding complex chemical concepts and effectively participate in laboratory activities?

answered Feb 4 in Chemical education

1 answer 49 views

Calculate the standard enthalpy change for the dissolution of 5 grams of ammonium chloride (NH4Cl) in water, given that the molar enthalpy of dissolution of NH4Cl is -340.0 kJ/mol. The molar mass of NH4Cl is 53.49 g/mol and the density of water is 1.00 g/mL.

answered Feb 3 in Chemical thermodynamics

1 answer 88 views

What is the phase diagram of water and how does it relate to various states of water, including liquid, solid, and gas?

answered Jan 30 in Physical Chemistry

1 answer 72 views

What is the concentration (in g/L) of FeCl3 in a 25 mL sample that has an absorbance of 0.325 at a wavelength of 535 nm, assuming an extinction coefficient of 976 L/mol/cm?

answered Jan 30 in Analytical Chemistry

1 answer 72 views

What is the composition of a given sample of an unknown compound? Perform elemental analysis and determine the percentage of carbon, hydrogen, and nitrogen in the unknown compound.

asked Jan 30 in Analytical Chemistry

1 answer 68 views

Calculate the enthalpy change for the reaction: 2H₂(g) + O₂(g) → 2H₂O(g) The enthalpy of formation of H₂O is -242 kJ/mol, and the enthalpy of formation of O₂ is 0 kJ/mol.

answered Jan 23 in ThermoChemistry

1 answer 65 views

Calculate the corrosion potential for an iron electrode in a galvanic couple with a standard hydrogen electrode at 25°C if the concentration of Fe2+ ion is 0.05 M and pH is 7.

answered Jan 23 in ElectroChemistry

1 answer 70 views

What is the oxidation state of the sulfur atom in the compound H2SO4 and how do you determine it?

answered Jan 21 in Inorganic Chemistry

1 answer 73 views

What is the pKa value for the conjugate acid of the following organic compound: 4-nitrophenol (C6H5NO3)?

asked Jan 21 in Organic Chemistry

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