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How does the self-assembly of supramolecular structures contribute to the development of new materials with unique properties, and how can this be used in practical applications such as drug delivery systems or advanced electronic devices?
answered
1 day
ago
in
Physical Chemistry
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votes
29
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What is the purity of a solid sample of aspirin, and does it meet the purity requirements for use in medicines, if it has a melting point range between 134-136°C?
answered
3 days
ago
in
Analytical Chemistry
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24
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What are the optimal conditions (temperature, concentration of reagents, and reaction time) required to prepare p-nitroaniline from aniline and nitric acid, and what is the percentage yield of the reaction under these conditions?
answered
3 days
ago
in
Chemical synthesis
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4
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How does the prediction of chemical reactivity and selectivity in a reaction help in designing new drugs with better efficacy and fewer side effects?
answered
3 days
ago
in
Quantum Chemistry
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votes
23
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How does the addition of a catalyst affect the equilibrium position of a chemical reaction at a constant temperature? Provide an example of a reversible reaction and the effect of a catalyst on its equilibrium constant.
answered
Feb 17
in
Chemical equilibrium
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votes
25
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How does the acidity of carboxylic acids vary with the substituents on the molecule? Compare the acidity of acetic acid with that of benzoic acid and explain why benzoic acid is a stronger acid.
answered
Feb 17
in
Organic Chemistry
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votes
26
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How do proteases contribute to protein degradation and turnover in the cell, and what are the specific mechanisms involved in this process?
answered
Feb 14
in
BioChemistry
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votes
43
views
How does the density functional theory predict the electronic transport properties of a given material and what factors influence the conductivity of the material?
answered
Feb 12
in
Computational Chemistry
0
votes
39
views
How can the mechanical and physical properties of a polymer be optimized during the processing and manufacturing stage to achieve its desired end-use properties?
answered
Feb 7
in
Polymer Chemistry
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30
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How can the compatibility between two polymer blend components be improved to enhance the mechanical properties of the resulting blend?
answered
Feb 6
in
Polymer Chemistry
0
votes
30
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How can one predict the stability of inorganic compounds based on their chemical formula and structure?
answered
Feb 5
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Inorganic Chemistry
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votes
30
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How can chemistry students be given increased access to current research in the field, and what strategies can educators implement to better integrate this research into classroom instruction and student learning experiences?
answered
Feb 4
in
Chemical education
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votes
39
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Determine the equilibrium constant, Kc, for the following reaction: N2(g) + O2(g) ⇌ 2NO(g) If the initial concentration of N2 is 0.50 M, O2 is 0.40 M, and NO is 0.10 M at equilibrium, what is the value of Kc?
answered
Feb 4
in
Chemical equilibrium
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42
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Determine the critical micelle concentration of the sodium dodecyl sulfate (SDS) in water by plotting the surface tension of SDS solutions at different concentrations.
answered
Feb 4
in
Surface Chemistry
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76
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How do different renewable energy sources, such as wind, solar, hydropower, and biomass, compare in terms of their environmental impact and overall efficiency in generating energy?
answered
Jan 31
in
Environmental Chemistry
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votes
80
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What are the specific properties of a solid that can help a chemist identify whether it has ionic, covalent or metallic bonding? Provide three examples, with a brief explanation of each.
answered
Jan 30
in
Chemical bonding
0
votes
35
views
According to the false consensus effect, what do people overestimate?
answered
Jan 20
in
Psychology
0
votes
27
views
How does positive body image impact sexual health?
answered
Jan 20
in
Psychology
0
votes
45
views
When was schema theory proposed?
answered
Jan 17
in
Psychology
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27
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Who conducted the bystander intervention experiment?
answered
Jan 17
in
Psychology
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