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What is the mechanism of polymerization involved in the formation of polyethylene? Provide a detailed explanation of the process, including the reaction equation and the role of the catalyst.
asked
5 days
ago
in
Organic Chemistry
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votes
1
answer
33
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What is the effect of crosslinking density on the swelling behavior of polymer-based superabsorbent materials?
asked
6 days
ago
in
Polymer Chemistry
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votes
1
answer
23
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What are the possible geometric isomers of the complex ion [Co(NH3)4Br2]+ and how can you distinguish between them experimentally?
asked
Feb 18
in
Coordination Chemistry
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1
answer
21
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How does the addition of carbon nanotubes affect the mechanical and thermal properties of polymer-based composites used in aerospace applications?
asked
Feb 17
in
Polymer Chemistry
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votes
1
answer
6
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How do steroid hormones such as cortisol and testosterone interact with their target cell receptors, and what are the chemical mechanisms underlying their signaling pathways?
asked
Feb 14
in
BioChemistry
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votes
1
answer
19
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How can we predict the selectivity and activity of a catalyst in a chemical reaction using quantum chemistry calculations?
asked
Feb 14
in
Quantum Chemistry
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1
answer
38
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What is the effect of heavy metal toxicity on aquatic organisms, and how does this impact the food chain and the overall health of the ecosystem? Additionally, how can we prevent or mitigate the release of heavy metals into aquatic environments?
asked
Feb 13
in
Environmental Chemistry
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votes
1
answer
25
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How can we design a drug that effectively targets the brain and treats a specific neurological disorder, such as Alzheimer's disease, without causing harmful side effects to other parts of the body?
asked
Feb 12
in
Medicinal Chemistry
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votes
1
answer
43
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How can the structure and properties of a small molecule be optimized to improve its efficacy and safety as a treatment for hypertension, a condition often associated with cardiovascular diseases?
asked
Feb 11
in
Medicinal Chemistry
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votes
1
answer
42
views
How can the formulation of drug delivery systems be optimized to improve the efficacy of a specific drug for a particular medical condition while minimizing potential side effects?
asked
Feb 7
in
Medicinal Chemistry
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votes
1
answer
39
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How can schools and universities increase the availability and accessibility of chemistry-related extracurricular activities for students who are interested in pursuing a career in chemistry?
asked
Feb 5
in
Chemical education
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votes
1
answer
26
views
How can medicinal chemists design drugs to target specific mutations in genetic disorders, such as cystic fibrosis or sickle cell anemia, while avoiding off-target effects on healthy cells?
asked
Feb 5
in
Medicinal Chemistry
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votes
1
answer
33
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How can chemistry students overcome the limited availability of chemistry-related extracurricular activities and still gain practical experience in the field?
asked
Feb 5
in
Chemical education
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1
answer
47
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For the reaction below, calculate the equilibrium constant (K) when the electrode potentials are E°(Cu2+/Cu) = +0.34 V and E°(Ag+/Ag) = +0.80 V:Cu(s) + 2Ag+(aq) → Cu2+(aq) + 2Ag(s)
asked
Feb 4
in
ElectroChemistry
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votes
1
answer
23
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Calculate the standard enthalpy change for the reaction A(s) + 2B(g) → 3C(l) + D(g) given the following data:• ΔHf° for A(s) is -100 kJ/mol• ΔHf° for C(l) is -50 kJ/mol• ΔS° for the reaction is 450 J/K•mol• ΔS° for D(g) is 200 J/K•mol
asked
Feb 3
in
Inorganic Chemistry
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votes
1
answer
43
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How can we determine the concentration of lead ions in a sample using an ion-selective electrode?
asked
Jan 29
in
Analytical Chemistry
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1
answer
41
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What is the term for the theory that states that individuals do better on rote tasks when in the presence of others?
asked
Jan 20
in
Psychology
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votes
1
answer
37
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Who developed the schema-focussed therapy SFT and what were its main assumptions?
asked
Jan 20
in
Psychology
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votes
1
answer
41
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Why is it important to avoid using ableist language?
asked
Jan 20
in
Psychology
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1
answer
42
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Where was B. F. Skinner's operant conditioning research conducted?
asked
Jan 17
in
Psychology
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