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0
votes
1
answer
21
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How does the rate of the reaction between hydrochloric acid and magnesium metal change with increasing temperature?
asked
3 days
ago
in
Chemical kinetics
0
votes
1
answer
29
views
How does the rate of photochemical reactions in a solution of anthracene and a photosensitizer vary with changes in light intensity?
asked
3 days
ago
in
PhotoChemistry
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votes
1
answer
16
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What is the optimal reaction condition (temperature, concentration, and time) for synthesizing aspirin from salicylic acid and acetic anhydride to achieve the highest yield of the product?
asked
3 days
ago
in
Chemical synthesis
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votes
1
answer
21
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How does the body synthesize non-essential amino acids, and what are the key enzymes involved in this process?
asked
5 days
ago
in
BioChemistry
0
votes
1
answer
36
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How does the coordination chemistry of metalloenzymes and metalloproteins affect their catalytic activity? Provide specific examples of metalloenzymes and metalloproteins and the role of their coordinated metals in their function.
asked
6 days
ago
in
Coordination Chemistry
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votes
1
answer
33
views
What are the factors that affect the size and shape of nanoparticles synthesized using the chemical reduction method, and how can they be manipulated to produce nanoparticles of desired size and shape with unique properties?
asked
Feb 18
in
Physical Chemistry
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votes
1
answer
38
views
What is the role of insulin in regulating glucose metabolism and why does a deficiency in insulin lead to hyperglycemia in patients with diabetes?
asked
Feb 13
in
BioChemistry
0
votes
1
answer
8
views
How can we design an effective water treatment method to remove excess nitrogen and phosphorus from contaminated water sources and prevent eutrophication?
asked
Feb 12
in
Environmental Chemistry
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votes
1
answer
41
views
How can the synthesis of polypropylene from propylene monomer be optimized to increase the yield of high quality polymer?
asked
Feb 11
in
Chemical synthesis
0
votes
1
answer
8
views
How can the principles of medicinal chemistry be applied to design drugs targeting genetic mutations associated with cystic fibrosis?
asked
Feb 10
in
Medicinal Chemistry
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votes
1
answer
9
views
How can the efficiency of the Haber process for the production of ammonia be improved, considering both economic and environmental factors?
asked
Feb 7
in
Chemical engineering
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votes
1
answer
25
views
How can limited opportunities for hands-on experimentation in chemistry affect a student's understanding of chemical concepts and their ability to apply them in real-world situations?
asked
Feb 6
in
Chemical education
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votes
1
answer
28
views
How can chemistry students in resource-limited areas access necessary textbooks and learning resources to further their understanding of the subject?
asked
Feb 5
in
Chemical education
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votes
1
answer
43
views
Calculate the standard enthalpy change for the complete combustion of methane gas (CH4(g)) at constant pressure, given the balanced equation: CH4(g) + 2O2(g) → CO2(g) + 2H2O(l). The standard enthalpies of formation of CO2(g), H2O(l), and CH4(g) are -393.5 kJ/mol, -285.8 kJ/mol, and -74.8 kJ/mol, respectively.
asked
Feb 3
in
Chemical thermodynamics
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votes
1
answer
48
views
A chemistry student needs to identify an unknown compound using mass spectrometry. The compound has a molecular ion peak at m/z 120 and four major fragment ions at m/z 91, 77, 63, and 45. What is the molecular formula of the unknown compound?
asked
Jan 22
in
Analytical Chemistry
0
votes
1
answer
24
views
What is the role of a medical psychologist?
asked
Jan 20
in
Psychology
0
votes
1
answer
30
views
Who is responsible for developing and implementing community psychology interventions?
asked
Jan 20
in
Psychology
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votes
1
answer
77
views
According to feminist theory, how is human sexuality shaped by power and inequality?
asked
Jan 16
in
Psychology
0
votes
1
answer
29
views
What are the limitations of the charismatic approach to leadership?
asked
Jan 16
in
Psychology
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votes
1
answer
44
views
What is the difference between masculinity and toxic masculinity?
asked
Jan 15
in
Psychology
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