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0
votes
38
views
How do the size and shape of quantum dots affect their photochemical properties?
answered
Feb 24
in
PhotoChemistry
0
votes
37
views
How does changing the pH affect the equilibrium position of a redox reaction between Fe2+ and Ce4+ ions in acidic and basic solutions? Provide a detailed explanation with an appropriate chemical equation to support your answer.
answered
Feb 24
in
Chemical equilibrium
0
votes
31
views
How has the historical development of atomic theory influenced our current understanding of chemical reactions?
answered
Feb 20
in
Chemical education
0
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40
views
What are the mechanical properties of a polymer-based biomaterial that would make it suitable for tissue engineering applications, and how can these properties be optimized through chemical modifications to the polymer?
answered
Feb 14
in
Polymer Chemistry
0
votes
40
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.
answered
Feb 14
in
Surface Chemistry
0
votes
30
views
How can we design an efficient and cost-effective system for the recovery of valuable metals such as gold, silver, copper, and platinum from electronic waste?
answered
Feb 12
in
Chemical engineering
0
votes
102
views
How does the presence of chlorofluorocarbons (CFCs) in the atmosphere lead to ozone depletion and what are the specific chemical reactions involved in this process?
answered
Feb 12
in
Environmental Chemistry
0
votes
74
views
How can the synthesis of polyacrylonitrile from acrylonitrile monomer be optimized to increase the yield and purity of the final product?
answered
Feb 11
in
Chemical synthesis
0
votes
69
views
How can the synthesis of ibuprofen from 2-methylpropylbenzene and carbon dioxide be optimized in terms of yield and purity, while minimizing the formation of unwanted byproducts?
answered
Feb 11
in
Chemical synthesis
0
votes
36
views
How can the synthesis and characterization of new materials improve the efficiency and durability of fuel cells for renewable energy applications?
answered
Feb 11
in
Materials Chemistry
0
votes
16
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How can the conditions of the suspension polymerization process for the synthesis of polyvinyl chloride from vinyl chloride monomer be optimized to achieve a high yield and good quality of the polymer product? What factors need to be considered and what techniques can be used to achieve these conditions?
answered
Feb 6
in
Chemical synthesis
0
votes
48
views
Design a polymer-based sensor that can detect the presence of heavy metals in water and suggest a mechanism for its working.
answered
Feb 4
in
Polymer Chemistry
0
votes
71
views
Balance the chemical equation for the reaction between iron (III) oxide and aluminum to produce iron and aluminum oxide.
answered
Jan 21
in
Inorganic Chemistry
0
votes
107
views
According to the ecological systems theory, what are the five systems that influence child development?
answered
Jan 20
in
Psychology
0
votes
64
views
According to the cognitive-behavioural theory, how can irrational beliefs contribute to mental health issues?
answered
Jan 17
in
Psychology
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votes
53
views
What is the role of emotion in perceptual illusions?
answered
Jan 15
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Psychology
0
votes
57
views
What does the Social Learning Theory suggest about human sexuality?
answered
Jan 15
in
Psychology
0
votes
109
views
What is the difference between conductive and sensorineural hearing loss?
answered
Jan 15
in
Psychology
0
votes
88
views
What is the difference between convergent thinking and divergent thinking?
answered
Jan 14
in
Psychology
0
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51
views
Which is the lightest of the widely used structural metals?
answered
Jan 8
in
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