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What is the equation for the reaction between toluene and nitric acid to prepare 2,4,6-trinitrotoluene, and how can the yield of the reaction be optimized?
asked
3 days
ago
in
Chemical synthesis
0
votes
1
answer
27
views
How do the electronic and magnetic properties of topological materials vary with temperature and external magnetic field?
asked
5 days
ago
in
Quantum Chemistry
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votes
1
answer
32
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What is the effect of changing the reactant orientation on the rate of reaction between bromine and hydrocarbons?
asked
6 days
ago
in
Chemical kinetics
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votes
1
answer
32
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What is the balanced chemical equation for the reaction between aluminium and copper (II) sulfate, and what type of redox reaction is this? (Hint: identify the oxidation state of each element before and after the reaction)
asked
Feb 17
in
Chemical reactions
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votes
1
answer
23
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How does the addition of a strong acid or a strong base affect the ionization of a weak acid? Provide an explanation with relevant chemical equations and an example.
asked
Feb 17
in
Chemical equilibrium
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votes
1
answer
27
views
What factors affect the strength of covalent bonds in a molecule?
asked
Feb 14
in
Chemical bonding
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votes
1
answer
24
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How can the use of nanotechnology be optimized to enhance drug delivery systems for improved efficacy in treating cancer patients?
asked
Feb 13
in
Medicinal Chemistry
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votes
1
answer
36
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One possible question for the student could be: How does the binding of metal ions to enzymes and proteins affect their structure and function, and what are the key factors that govern their specificity and affinity?
asked
Feb 13
in
Coordination Chemistry
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votes
1
answer
9
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How can we design and synthesize new molecules with improved efficacy and safety for the treatment of hypertension, a major risk factor for cardiovascular diseases?
asked
Feb 12
in
Medicinal Chemistry
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votes
1
answer
46
views
How does the crystal field theory explain the color properties of transition metal complexes? Provide an example of a transition metal complex and its corresponding color that can be explained by this theory.
asked
Feb 12
in
Coordination Chemistry
0
votes
1
answer
40
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How can the design of drugs be optimized to specifically target the cell wall of gram-negative bacteria, without affecting the beneficial microorganisms in the human gastrointestinal tract?
asked
Feb 7
in
Medicinal Chemistry
0
votes
1
answer
30
views
How can the chemical X be purified from impurities A, B, and C using the least possible amount of solvent and equipment?
asked
Feb 6
in
Chemical engineering
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votes
1
answer
33
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How can magnetic resonance spectroscopy be used to determine the structure of complex organic molecules? Provide an example of a molecule and explain how its structure can be determined using this technique.
asked
Feb 6
in
Physical Chemistry
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votes
1
answer
62
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Calculate the enthalpy of ionization of magnesium using the following data: the first ionization energy of Mg is 738 kJ/mol and the lattice energy of MgCl₂ is -2495 kJ/mol.
asked
Jan 23
in
ThermoChemistry
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votes
1
answer
58
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Calculate the enthalpy change for the hydrolysis of 2 moles of sucrose (C12H22O11) in aqueous solution given that the heat capacity of the solution is 4.18 J/g.K, the initial and final temperatures of the solution are 22.0°C and 28.0°C respectively. The molar mass of sucrose is 342.3 g/mol.
asked
Jan 23
in
ThermoChemistry
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votes
1
answer
36
views
According to the humanistic approach, what is the role of free will in personal growth?
asked
Jan 20
in
Psychology
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votes
1
answer
36
views
How can positive psychology be applied to coaching?
asked
Jan 20
in
Psychology
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votes
1
answer
35
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Where did Mary Ainsworth conduct her research on attachment?
asked
Jan 20
in
Psychology
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0
answers
53
views
When did Gosset develop the Student's t-test?
asked
Jan 17
in
Psychology
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votes
1
answer
47
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What is a CIS?
asked
Jan 17
in
Psychology
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