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1
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21
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What is the relationship between the size and shape of a quantum dot or quantum well and its electronic and optical properties, and how can these properties be calculated using quantum chemistry methods?
asked
1 day
ago
in
Quantum Chemistry
0
votes
1
answer
21
views
What is the effect of varying concentrations of reactants on the reaction rate and safety of the reaction between sulfuric acid and sodium hydroxide, and how can this information be used to design a safe and efficient reaction process?
asked
3 days
ago
in
Chemical kinetics
0
votes
1
answer
16
views
How does the photochemical activity of luminescent materials vary with changes in their composition and structure?
asked
3 days
ago
in
PhotoChemistry
0
votes
1
answer
26
views
What is the bandgap of graphene and how does it affect the optical properties of the material? Provide a detailed analysis and comparison with other 2D materials that have different bandgaps.
asked
Feb 13
in
Quantum Chemistry
0
votes
1
answer
43
views
What is the heat of hydration of magnesium sulfate, MgSO4, when 45 grams of the anhydrous salt is dissolved in 250 mL of water? The molar heat of hydration of MgSO4 is -138.5 kJ/mol.
asked
Feb 13
in
ThermoChemistry
0
votes
1
answer
43
views
How can the synthesis and characterization of new materials be optimized to effectively remove heavy metal ions from contaminated water sources?
asked
Feb 11
in
Materials Chemistry
0
votes
1
answer
40
views
How can the chemical engineers optimize the reaction conditions and reactor design for the efficient extraction of flavors, while maintaining their chemical stability and sensory properties?
asked
Feb 6
in
Chemical engineering
0
votes
1
answer
36
views
How can chemistry students in developing countries overcome the limited availability of textbooks and resources to adequately prepare for their exams and improve their understanding of key concepts in the subject?
asked
Feb 5
in
Chemical education
0
votes
1
answer
42
views
Determine the oxidation state of chlorine in HClO3.
asked
Feb 4
in
Chemical reactions
0
votes
1
answer
69
views
What is the coordination number and geometry of the metal ion present in the active site of the enzyme carbonic anhydrase? How does the coordination environment of the metal ion facilitate the enzymatic function of carbonic anhydrase?
asked
Jan 31
in
Coordination Chemistry
0
votes
1
answer
69
views
What are some effective study strategies that can help overcome inadequate preparation for chemistry exams?
asked
Jan 30
in
Chemical education
0
votes
1
answer
85
views
What is the balanced chemical equation for the reaction between potassium permanganate (KMnO4) and hydrogen peroxide (H2O2) in acidic medium?
asked
Jan 21
in
Inorganic Chemistry
0
votes
1
answer
92
views
Identify the number of possible stereoisomers for a molecule with the molecular formula C5H10O that contains one chiral carbon. Draw all the possible structures indicating their configurations as R or S.
asked
Jan 21
in
Organic Chemistry
0
votes
1
answer
42
views
When might cognitive dissonance occur?
asked
Jan 17
in
Psychology
0
votes
1
answer
37
views
What is the impact of attention on decision-making in the legal system?
asked
Jan 17
in
Psychology
0
votes
1
answer
32
views
Please evaluate the Stroop effect.
asked
Jan 16
in
Psychology
0
votes
1
answer
38
views
According to the humanistic approach, what is the goal of therapy?
asked
Jan 16
in
Psychology
0
votes
1
answer
26
views
When reviewing potential biases in research, what is the difference between recall bias and social desirability bias?
asked
Jan 16
in
Psychology
0
votes
1
answer
29
views
What is a criticism of the humanistic perspective in psychology?
asked
Jan 16
in
Psychology
0
votes
1
answer
40
views
According to Beck, how does cognitive therapy treat depression?
asked
Jan 15
in
Psychology
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