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How does the reaction rate of a chemical reaction affect the selectivity of the products formed in the reaction? Provide a detailed explanation with examples from relevant literature.
asked
3 days
ago
in
Chemical kinetics
0
votes
1
answer
24
views
How does the photochemical behavior of chiral molecules differ from that of their achiral counterparts, and how can this difference be utilized in chiral separation techniques?
asked
4 days
ago
in
PhotoChemistry
0
votes
1
answer
24
views
What is the most efficient polymer-based drug delivery system for delivering chemotherapy agents to solid tumors?
asked
4 days
ago
in
Polymer Chemistry
0
votes
1
answer
7
views
How does the activation of the adenylate cyclase enzyme affect the cAMP-dependent signal transduction pathway in the cell?
asked
Feb 17
in
BioChemistry
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votes
1
answer
48
views
How does the presence of chaperone proteins affect the folding of newly synthesized proteins?
asked
Feb 12
in
BioChemistry
0
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1
answer
44
views
How can the size, shape and composition of quantum dots be precisely controlled using innovative synthetic methods, and how does this affect their optoelectronic properties and potential applications in technologies such as light-emitting diodes, solar cells and bioimaging?
asked
Feb 10
in
Materials Chemistry
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votes
1
answer
32
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How can the molecular weight of polyethylene oxide be controlled during its synthesis from ethylene oxide monomer?
asked
Feb 10
in
Chemical synthesis
0
votes
1
answer
26
views
How can the efficiency of photochemical degradation of pollutants in the environment be increased using photocatalysts?
asked
Feb 7
in
PhotoChemistry
0
votes
1
answer
61
views
Calculate the standard entropy change for the following reaction at 298 K:CH4(g) + 2O2(g) -> CO2(g) + 2H2O(l) Given the standard entropies of CH4(g), O2(g), CO2(g), and H2O(l) are 186.26 J/K/mol, 205.03 J/K/mol, 213.74 J/K/mol, and 69.95 J/K/mol respectively.
asked
Feb 3
in
Chemical thermodynamics
0
votes
1
answer
61
views
Calculate the bond dissociation energy of the carbon-hydrogen bond in methane (CH4) given that the bond enthalpy of C-H bond is 413 kJ/mol.
asked
Jan 23
in
Chemical bonding
0
votes
1
answer
54
views
Calculate the activation energy required for a chemical reaction to occur, given that the rate constant at 298 K is 4.70 x 10^-3 s^-1 and the rate constant at 313 K is 1.20 x 10^-2 s^-1. (Assume the Arrhenius equation applies.)
asked
Jan 23
in
Chemical reactions
0
votes
1
answer
38
views
Why is construct validity an important criterion for evaluating neuroscience theories?
asked
Jan 20
in
Psychology
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votes
1
answer
71
views
What is the relationship between cognitive load and learning?
asked
Jan 17
in
Psychology
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votes
1
answer
42
views
According to the evolutionary approach, why do humans have emotions?
asked
Jan 17
in
Psychology
0
votes
1
answer
56
views
How has evolutionary psychology influenced our understanding of human behaviour and cognition?
asked
Jan 15
in
Psychology
0
votes
1
answer
57
views
What is the Health Promotion Model?
asked
Jan 15
in
Psychology
0
votes
1
answer
39
views
What is psychology?
asked
Jan 14
in
Psychology
0
votes
1
answer
60
views
What is the main premise of humanistic psychology?
asked
Jan 13
in
Psychology
0
votes
1
answer
16
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Which scientist was responsible for the theory of evolution by natural selection?
asked
Jan 8
in
Science
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1
answer
29
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Where are the oceans most polluted?
asked
Jan 8
in
Science
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