Recent activity by KellyStreeto

1 answer 19 views

How do the photochemical properties of photosensitive materials affect the quality and longevity of photographic prints and negatives?

answered 3 days ago in PhotoChemistry

1 answer 19 views

What is the molecular geometry of the H2O molecule?

asked 4 days ago in Chemical bonding

1 answer 20 views

What is the correlation between the electronic and optical properties of conjugated polymers and their molecular structure, specifically the length of the conjugated backbone?

answered 5 days ago in Quantum Chemistry

1 answer 29 views

What is the effect of solvent polarity on the strength of intermolecular interactions between a solute and solvent in a solution, and how can this be quantified using quantum chemistry calculations?

asked 5 days ago in Quantum Chemistry

1 answer 28 views

What is the effect of pressure on the rate of the reaction between hydrogen gas and iodine gas to form hydrogen iodide gas, and how does this effect support or contradict the collision theory of chemical reactions?

answered 5 days ago in Chemical kinetics

1 answer 20 views

What is the effect of different light intensities (measured in lux) on the reaction rate of the bleaching of a food coloring solution using hydrogen peroxide and potassium iodide as catalysts?

asked 5 days ago in Chemical kinetics

1 answer 24 views

How does the choice of the type and size of the solid catalyst affect the rate of the catalytic reaction in surface chemistry?

answered 6 days ago in Surface Chemistry

1 answer 31 views

How do persistent organic pollutants (POPs) affect the aquatic environment in terms of biological magnification, and what measures can be taken to mitigate their impact?

answered Feb 14 in Environmental Chemistry

1 answer 32 views

How does the use of Monte Carlo simulations improve our understanding of phase transitions in chemical systems?

answered Feb 13 in Computational Chemistry

1 answer 44 views

What is the polarity of the bond between carbon and oxygen in the molecule carbon dioxide (CO2)?

asked Feb 13 in Chemical bonding

1 answer 43 views

What is the polarity of the bond between carbon and oxygen in a molecule of carbon dioxide (CO2) and how can it be determined?

asked Feb 13 in Chemical bonding

1 answer 39 views

How does the liver metabolize the drug ibuprofen and what are the resulting metabolites produced in the body?

answered Feb 13 in Medicinal Chemistry

1 answer 32 views

How can we use computer-aided drug design techniques to identify new small molecule inhibitors for the treatment of autoimmune diseases such as rheumatoid arthritis and multiple sclerosis?

asked Feb 12 in Medicinal Chemistry

1 answer 38 views

What is the mechanism of CFCs in the destruction of the ozone layer and what are the potential consequences of ozone layer depletion on the environment and human health?

answered Feb 12 in Environmental Chemistry

1 answer 33 views

How can the photochemical properties of luminescent materials be manipulated to improve their efficiency as sensors for detecting environmental pollutants?

answered Feb 10 in PhotoChemistry

1 answer 42 views

Calculate the standard enthalpy change for the reaction: 2 Al(s) + 3/2 O2(g) → Al2O3(s) given the following information: ΔH°f[Al2O3(s)] = -1676.0 kJ/mol ΔH°f[Al(s)] = 0 kJ/mol ΔH°f[O2(g)] = 0 kJ/mol

asked Feb 3 in Chemical thermodynamics

1 answer 63 views

How does an increase in pressure affect the equilibrium position of the following reaction at constant temperature? N2(g) + 3H2(g) ⇌ 2NH3(g)

asked Jan 31 in Chemical equilibrium

1 answer 66 views

What is the difference between an amino acid and a nucleotide, and how does their chemical structure affect their function within a biological system?

asked Jan 31 in Organic Chemistry

1 answer 68 views

What is the concentration of chloride ion in a 0.1 M hydrochloric acid solution using a chloride selective electrode?

answered Jan 30 in Analytical Chemistry

1 answer 55 views

Calculate the Gibbs free energy change for the following reaction at 298 K: 2H2(g) + O2(g) → 2H2O(l) Given, ΔH = -483.6 kJ/mol and ΔS = -109.4 J/K/mol.

asked Jan 23 in Chemical thermodynamics

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