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34
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What factors influence the photochemical properties of nanoparticles and how can these properties be controlled to optimize their performance in various applications?
answered
Feb 22
in
PhotoChemistry
0
votes
29
views
How do the reaction conditions (temperature, initiator, solvent, etc.) affect the molecular weight distribution of a polymer produced through free radical polymerization of styrene?
answered
Feb 21
in
Organic Chemistry
0
votes
32
views
How does the concentration of nitrogen and phosphorus affect the growth of harmful algal blooms in a freshwater lake, and what chemical treatment methods can be used to mitigate their impact on water quality?
answered
Feb 19
in
Environmental Chemistry
0
votes
40
views
How do different types of organic fertilizers, such as compost and manure, impact soil health and crop yield in sustainable agriculture practices, and what are the environmental implications of their use?
answered
Feb 14
in
Environmental Chemistry
0
votes
48
views
How can the production process of polymers be optimized for better yield and higher quality?
answered
Feb 10
in
Chemical engineering
0
votes
41
views
How can different types of soil contaminants affect the absorption of nutrients by plants, and what are the potential consequences for agricultural productivity and food supply?
answered
Feb 5
in
Environmental Chemistry
0
votes
101
views
How can we calculate the HOMO-LUMO gap and absorption spectrum of a specific conjugated polymer using quantum chemical methods?
answered
Jan 31
in
Quantum Chemistry
0
votes
92
views
What is the chemical structure and functional groups present in an unknown organic compound X, and how can it be identified using various spectroscopic techniques in organic chemistry such as infrared spectroscopy, nuclear magnetic resonance spectroscopy, and mass spectrometry?
answered
Jan 31
in
Organic Chemistry
0
votes
103
views
What is the difference between an aldehyde and a ketone? Give three examples of each and explain what makes them different from each other in terms of chemical structure and reactivity. Additionally, provide a brief explanation of common methods for synthesizing both aldehydes and ketones.
answered
Jan 31
in
Organic Chemistry
0
votes
111
views
What is the concentration of caffeine in a particular brand of coffee obtained through liquid chromatography?
answered
Jan 30
in
Analytical Chemistry
0
votes
75
views
Calculate the bond energy for the O-H bond in a water molecule (H2O), given that the enthalpy change for the combustion of 1 mole of water is -286 kJ/mol and the O=O bond energy is 498 kJ/mol.
answered
Jan 23
in
Chemical reactions
0
votes
68
views
What is the Spearman's two-factor theory?
answered
Jan 20
in
Psychology
0
votes
53
views
Who developed the schema-focussed therapy SFT and what were its main assumptions?
answered
Jan 20
in
Psychology
0
votes
40
views
How does the biopsychosocial model view trauma?
answered
Jan 17
in
Psychology
0
votes
78
views
Who is responsible for the social penetration theory?
answered
Jan 16
in
Psychology
0
votes
60
views
What is the term for the personal fable seen in adolescents?
answered
Jan 15
in
Psychology
0
votes
55
views
What is the role of attention in memory?
answered
Jan 14
in
Psychology
0
votes
92
views
What is the relationship between self-actualisation and personal growth?
answered
Jan 14
in
Psychology
0
votes
48
views
Who invented dynamite in 1866?
answered
Jan 8
in
Science
0
votes
50
views
What should a pregnant woman avoid while pregnant?
answered
Jan 7
in
Science
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