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How does the presence of heteroatoms such as nitrogen or oxygen in the ring structure of heterocyclic compounds affect their reactivity in organic reactions? Provide a specific example of a heterocyclic compound and explain its reaction mechanism.
asked
Feb 22
in
Organic Chemistry
0
votes
1
answer
26
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What is the mechanism or pathway for the Photoisomerization of retinal in rhodopsin, and how is this process related to vision?
asked
Feb 22
in
Physical Chemistry
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1
answer
29
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How does the size, shape, and surface characteristics of mesogenic particles affect the phase behavior of liquid crystals in Monte Carlo simulations?
asked
Feb 22
in
Computational Chemistry
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1
answer
33
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What is the optimal reaction condition for the preparation of p-nitroaniline from aniline and nitric acid, and how can the yield of the product be improved?
asked
Feb 21
in
Chemical synthesis
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votes
1
answer
33
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How does the introduction of a single atom impurity affect the electronic transport properties of a gold nanowire as predicted by Density Functional Theory calculations?
asked
Feb 20
in
Computational Chemistry
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votes
1
answer
37
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What is the heat of formation of hydrogen chloride (HCl) if the enthalpy change of the reaction 2H2(g) + Cl2(g) -> 2HCl(g) is -184.6 kJ/mol?
asked
Feb 20
in
Chemical bonding
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1
answer
40
views
What is the effect of the concentration of photosensitizers on the rate of a photochemical reaction?
asked
Feb 19
in
PhotoChemistry
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votes
1
answer
32
views
What is the best catalyst and reaction conditions for the synthesis of polyvinylpyrrolidone from vinylpyrrolidone monomer, in terms of high yield and low impurities?
asked
Feb 17
in
Chemical synthesis
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votes
1
answer
37
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What is the balanced chemical equation for the synthesis reaction between iron and sulfur to form iron(II) sulfide?
asked
Feb 17
in
Chemical reactions
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1
answer
28
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What is the balanced chemical equation for the combustion reaction of propane (C3H8) with oxygen gas (O2)?
asked
Feb 17
in
Chemical reactions
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1
answer
66
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What is the coordination number of sodium ion (Na+) in the sodium chloride crystal structure and how many nearest neighbors does a sodium ion have?
asked
Feb 13
in
Physical Chemistry
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votes
1
answer
49
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How can inadequate emphasis on chemical reactions and equations affect a student's understanding of chemistry concepts, and what steps can be taken to improve this emphasis in the classroom?
asked
Feb 6
in
Chemical education
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1
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57
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Determine the enthalpy of desorption for carbon dioxide from activated charcoal at 25°C. Given: the equilibrium pressure of CO2 is 0.1 atm and the mass of charcoal used is 2.5 g.
asked
Feb 4
in
ThermoChemistry
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1
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112
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What are the most effective teaching methods that can be used to generate interest and increase engagement in chemistry among high school students?
asked
Jan 30
in
Chemical education
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1
answer
121
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What is the oxidation state of manganese in potassium permanganate (KMnO4)?
asked
Jan 21
in
Inorganic Chemistry
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1
answer
35
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What ethical considerations should be taken into account in psychological research?
asked
Jan 17
in
Psychology
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1
answer
47
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What is the 'good-enough parenting' concept?
asked
Jan 17
in
Psychology
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votes
1
answer
112
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According to the Social Influence theory, how does normative influence work?
asked
Jan 16
in
Psychology
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1
answer
34
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What is the Lazarus theory of emotion?
asked
Jan 16
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Psychology
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1
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65
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According to the psychodynamic perspective, what is the goal of psychotherapy?
asked
Jan 15
in
Psychology
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