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0
votes
1
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29
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What is the optimal molar ratio of acetic anhydride and salicylic acid required for the synthesis of acetylsalicylic acid with the highest yield possible?
asked
Feb 21
in
Chemical synthesis
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votes
1
answer
37
views
Using the given chemical reaction 2H₂ + O₂ → 2H₂O, balance the equation and determine the coefficients for each reactant and product.
asked
Feb 20
in
Chemical reactions
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votes
1
answer
35
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What is the electronic structure of a chromium tricarbonyl complex and how does it compare to the electronic structure of a similar iron tricarbonyl complex, as determined by ab initio calculations?
asked
Feb 20
in
Computational Chemistry
0
votes
1
answer
28
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What is the coordination geometry of the metal ion in the active site of the metalloenzyme carbonic anhydrase and how does it facilitate the enzymatic reaction of converting carbon dioxide to bicarbonate ion?
asked
Feb 19
in
Coordination Chemistry
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votes
1
answer
32
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What is the balanced chemical equation for the reaction of hydrochloric acid and sodium bicarbonate that results in the evolution of carbon dioxide gas?
asked
Feb 17
in
Chemical reactions
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votes
1
answer
30
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How does the addition of different dopants (such as nitrogen, boron, or phosphorus) affect the electrical conductivity of graphene?
asked
Feb 17
in
Materials Chemistry
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votes
1
answer
25
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What factors affect the stability of oil-in-water emulsions and how can they be controlled for the formulation of stable emulsions in the cosmetic or food industry?
asked
Feb 14
in
Surface Chemistry
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votes
1
answer
36
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What is the role of RNA polymerase and ribosomes in the process of RNA transcription and translation? How does the molecular structure of ribosomes and RNA polymerase allow for their specific functions in protein synthesis?
asked
Feb 14
in
BioChemistry
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votes
1
answer
42
views
How does pH affect the stability of a colloidal suspension? Design an experiment to investigate the effect of varying pH on the stability of a colloidal suspension of your choice.
asked
Feb 14
in
Surface Chemistry
0
votes
1
answer
35
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How can we modify the chemical structure of existing immunosuppressive drugs, such as cyclosporine or methotrexate, to improve their efficacy and reduce their toxicity in the treatment of autoimmune diseases?
asked
Feb 13
in
Medicinal Chemistry
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votes
1
answer
69
views
Identify the functional group present in an unknown organic compound using infrared spectroscopy.
asked
Feb 13
in
Organic Chemistry
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votes
1
answer
53
views
What specific photochemical properties of dyes and pigments make them suitable for use in solar cells and how can these properties be optimized to increase the efficiency of the solar cell?
asked
Feb 13
in
PhotoChemistry
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votes
1
answer
41
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How can we design a drug that specifically targets the cell wall of gram-negative bacteria, such as Escherichia coli, without affecting the cells of the human host?
asked
Feb 12
in
Medicinal Chemistry
0
votes
1
answer
33
views
What is the chemical reaction that occurs between CFCs and ozone that leads to ozone depletion?
asked
Feb 12
in
Environmental Chemistry
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votes
1
answer
44
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How does the chirality of a molecule affect its photochemical activity and what are the factors that influence it? Provide specific examples of chiral photochemical reactions and their applications.
asked
Feb 12
in
PhotoChemistry
0
votes
1
answer
36
views
How can the synthesis of polyethylene oxide from ethylene oxide monomer be optimized by varying the reaction time, temperature, and catalyst concentration to yield the highest molecular weight and purity?
asked
Feb 11
in
Chemical synthesis
0
votes
1
answer
40
views
How can molecular docking simulations be used to predict the strength and specificity of protein-protein interactions, and how can this information be used to design novel therapies that target these interactions?
asked
Feb 5
in
Computational Chemistry
0
votes
1
answer
34
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How can computational methods be used to predict the formation and stability of supramolecular complexes between different organic molecules?
asked
Feb 5
in
Computational Chemistry
0
votes
1
answer
52
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Calculate the standard free energy change for the following redox reaction:2Fe^2+ (aq) + H2O2 (aq) + 2H+ (aq) -> 2Fe^3+ (aq) + 2H2O (l) Given the following reduction potentials at standard conditions:Fe3+ (aq) + e- -> Fe2+ (aq) E° = 0.77 VH2O2 (aq) + 2H+ (aq) + 2e- -> 2H2O (l) E° = 1.78 V
asked
Feb 3
in
Chemical thermodynamics
0
votes
1
answer
130
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What measures can be taken to increase the awareness and implementation of safety protocols in chemistry labs in order to prevent accidents and promote safe experimentation?
asked
Jan 30
in
Chemical education
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