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Answers by SterlingElki
0
votes
21
views
What is the pKa value of the compound benzene sulfonic acid and how does it affect the acidity of the molecule in different solvents?
answered
3 days
ago
in
Organic Chemistry
0
votes
3
views
What is the pH of a 0.1 M solution of hydrochloric acid if the pH meter reading is 1.5?
answered
3 days
ago
in
Analytical Chemistry
0
votes
31
views
What is the optimum temperature, pressure and catalyst combination for the synthesis of polyvinyl alcohol from vinyl acetate monomer? How does changing the conditions affect the yield and purity of the final product?
answered
3 days
ago
in
Chemical synthesis
0
votes
21
views
How does the metabolic profile of cancer cells differ from that of normal cells, and how can this information be used to develop targeted cancer therapies?
answered
4 days
ago
in
BioChemistry
0
votes
20
views
What is the bond enthalpy of the carbon-hydrogen bond in methane (CH4)? Provide calculations to support your answer.
answered
Feb 18
in
Chemical bonding
0
votes
27
views
What is the mechanism of phosphorescence in organic molecules, and how are the photochemical properties of these materials affected by changes in their molecular structure or environment?
answered
Feb 14
in
PhotoChemistry
0
votes
8
views
How can we utilize nanotechnology to optimize drug delivery systems for improved efficacy in the treatment of cancer?
answered
Feb 13
in
Medicinal Chemistry
0
votes
27
views
How can we modify the chemical structure of an existing antibiotic drug to specifically target bacteria that are resistant to current treatments?
answered
Feb 13
in
Medicinal Chemistry
0
votes
43
views
How does doping affect the conductivity and bandgap of a semiconductor material used in electronic devices such as transistors?
answered
Feb 12
in
Materials Chemistry
0
votes
3
views
How can we design a drug that selectively targets cancer cells while sparing healthy cells in the body?
answered
Feb 12
in
Medicinal Chemistry
0
votes
8
views
How does cholesterol affect the fluidity of the cell membrane? Provide a detailed explanation with examples.
answered
Feb 12
in
BioChemistry
0
votes
42
views
How does the release of chlorofluorocarbons (CFCs) into the atmosphere contribute to ozone depletion, and what are some viable solutions to prevent further ozone depletion?
answered
Feb 12
in
Environmental Chemistry
0
votes
11
views
How can the Haber process be optimized to produce the maximum yield of ammonia gas, considering the factors of pressure, temperature, and reactant concentration?
answered
Feb 7
in
Chemical engineering
0
votes
39
views
How can the efficiency of the conversion process of lignocellulosic biomass to biofuels be improved while minimizing the production of by-products such as furans and organic acids?
answered
Feb 7
in
Chemical engineering
0
votes
46
views
How can the chemical properties of certain compounds be modified to enhance their effectiveness in treating inflammatory bowel diseases such as Crohn's disease and ulcerative colitis?
answered
Feb 6
in
Medicinal Chemistry
0
votes
37
views
How can knowledge of chemical reactions and properties be applied to real-world scenarios such as environmental pollution, drug development, or food quality control?
answered
Feb 6
in
Chemical education
0
votes
87
views
What is the concentration of lead (Pb) in a water sample, in units of micrograms per liter (µg/L), if the atomic absorption spectroscopy analysis showed an absorbance value of 0.456 at a wavelength of 283.3 nm?
answered
Jan 30
in
Analytical Chemistry
0
votes
84
views
How can X-ray diffraction be used to analyze the crystal structure of a sample and determine its chemical composition?
answered
Jan 30
in
Analytical Chemistry
0
votes
62
views
Calculate the exchange current density for a redox reaction where the standard potential is 0.7 V, and the transfer coefficient is 0.5, given that the rate constant for the reaction is 5 × 10^-7 mol/cm^2*s.
answered
Jan 23
in
ElectroChemistry
0
votes
99
views
What is the pKa of the primary amine ethylamime if its pH in solution is 9.0?
answered
Jan 21
in
Organic Chemistry
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