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How does the size and shape of microplastics affect their toxicity levels to marine organisms, and what chemical reactions or processes occur when these microplastics accumulate in the marine food chain?
answered
1 day
ago
in
Environmental Chemistry
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votes
27
views
How does the size and shape of a catalyst affect its activity and selectivity in a chemical reaction?
answered
1 day
ago
in
Quantum Chemistry
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20
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What is the reaction mechanism for the substitution of bromine with hydroxide ion in an acidic medium and what is the role of the intermediate formed in this reaction?
answered
1 day
ago
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Organic Chemistry
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votes
22
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How does the presence of a functional group on the fluorescent dye molecule affect its photochemical properties, such as excitation and emission wavelengths?
answered
3 days
ago
in
PhotoChemistry
0
votes
47
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How does the photochemical behavior of coordination compounds differ from that of organic molecules? Provide examples of both and explain the underlying principles behind the observed differences.
answered
3 days
ago
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PhotoChemistry
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votes
29
views
What is the carbon footprint of a typical household and how can it be reduced through the adoption of environmentally-friendly practices?
answered
Feb 18
in
Environmental Chemistry
0
votes
28
views
How can we predict the catalytic activity and selectivity of a nanoparticle catalyst in a particular chemical reaction using quantum chemistry calculations?
answered
Feb 14
in
Quantum Chemistry
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votes
23
views
What are the factors that affect the pharmacokinetics of a drug in the human body, and how can we quantify the drug's bioavailability, distribution, metabolism, and elimination?
answered
Feb 14
in
Medicinal Chemistry
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votes
31
views
How can we optimize the composition of a paint formulation to achieve the desired color, durability, and viscosity, while minimizing the use of toxic or harmful chemicals?
answered
Feb 14
in
Chemical engineering
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37
views
How do fluctuations in temperature affect the release of volatile organic compounds (VOCs) from common household products and what is the impact of such emissions on air quality?
answered
Feb 13
in
Environmental Chemistry
0
votes
10
views
How can we design and implement an efficient and sustainable method for the disposal of hazardous industrial waste to minimize its impact on the environment?
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Feb 12
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Environmental Chemistry
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votes
46
views
How can the process parameters, such as temperature, feed ratio, and catalyst concentration, be optimized to achieve maximum polymer yield and quality in the production of polyethylene using the high-pressure polymerization method?
answered
Feb 10
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Chemical engineering
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votes
11
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How can small molecule inhibitors be designed and synthesized to selectively target autoimmune disease-causing immune cells while sparing healthy cells in the body?
answered
Feb 5
in
Medicinal Chemistry
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votes
29
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How can chemistry students effectively learn and understand the practical applications of chemical concepts and procedures in a limited hands-on experimental environment?
answered
Feb 4
in
Chemical education
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51
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Determine the corrosion current density of a copper plate in a 0.1 M NaCl solution at 25°C, given that the corrosion potential of the copper plate in the solution is -0.54 V vs. the standard hydrogen electrode (SHE) and the Tafel slope for copper in the solution is 120 mV/decade.
answered
Feb 4
in
ElectroChemistry
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40
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How does changing the concentration of reactants affect the rate of a chemical reaction and the resulting yield of products?
answered
Feb 3
in
Chemical kinetics
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44
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What are the molecular vibrations of carbon dioxide and how do they contribute to its infrared spectrum?
answered
Jan 31
in
Physical Chemistry
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votes
86
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How does altering the pH level affect the equilibrium position of a redox reaction, and what is the relationship between the dissociation constant and pH in such a reaction? Provide an example to explain the concept.
answered
Jan 31
in
Chemical equilibrium
0
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78
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How does a change in temperature affect the folding behavior of a specific protein using molecular dynamics simulations in computational chemistry?
answered
Jan 30
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Computational Chemistry
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31
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Who conducted the 'marshmallow test'?
answered
Jan 20
in
Psychology
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