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User ErickAshton2
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How does the size and charge of particles in a colloid system affect the stability and interactions between particles in the system?
answered
3 days
ago
in
Physical Chemistry
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votes
19
views
How do the physical properties of ionic liquids change with different cation and anion combinations?
answered
6 days
ago
in
Physical Chemistry
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24
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What is the optimal ratio of diisocyanate to polyol for the synthesis of polyurethane with optimal mechanical properties?
answered
6 days
ago
in
Chemical synthesis
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votes
34
views
What is the best protecting group for the hydroxyl group in a molecule containing both alcohol and carboxylic acid functionalities that needs to undergo selective chemical modification of only one of these functionalities, and why?
answered
Feb 17
in
Organic Chemistry
0
votes
10
views
How can the production process for nitrogen gas be optimized for cost-efficiency and reduced environmental impacts in an industrial setting?
answered
Feb 10
in
Chemical engineering
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votes
38
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How can the mechanical properties and biocompatibility of polymer-based materials used in 3D printing be optimized for biomedical applications?
answered
Feb 10
in
Polymer Chemistry
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votes
41
views
How can chemistry educators improve the emphasis on safety protocols in chemistry labs to ensure that students are better prepared for chemical hazards that can occur during experiments and research?
answered
Feb 4
in
Chemical education
0
votes
47
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Here's a problem for the student to solve:Design a remediation plan for a hypothetical contaminated site that has been contaminated with heavy metals. Discuss the various treatment options available for the site, the advantages and disadvantages of each option, and the costs associated with each option. Finally, recommend a remediation strategy that you think would be the most effective and economically feasible for the site.
answered
Feb 4
in
Environmental Chemistry
0
votes
67
views
What is the concentration of an HCl solution if 25.0 ml of the solution requires 35.0 ml of 0.10 M NaOH solution to reach the endpoint of titration?
answered
Jan 30
in
Analytical Chemistry
0
votes
53
views
How can UV-Vis spectroscopy be used to identify the presence of specific functional groups in a compound, such as aldehydes or ketones? What are the characteristic absorbance wavelengths for these functional groups, and how can their presence be confirmed through spectral analysis?
answered
Jan 29
in
Analytical Chemistry
0
votes
37
views
When do socialisation processes occur?
answered
Jan 20
in
Psychology
0
votes
27
views
What is the Moore's law?
answered
Jan 20
in
Psychology
0
votes
55
views
Where might a behavioural psychologist look for the cause of phobias?
answered
Jan 17
in
Psychology
0
votes
35
views
What is the role of social support in the stress and coping theory?
answered
Jan 16
in
Psychology
0
votes
42
views
Why is the labelling theory used in forensic psychology?
answered
Jan 16
in
Psychology
0
votes
78
views
What is narrative analysis?
answered
Jan 16
in
Psychology
0
votes
78
views
What are the elements of the Macrosystem level?
answered
Jan 16
in
Psychology
0
votes
62
views
What is auditory agnosia?
answered
Jan 14
in
Psychology
0
votes
37
views
What is an example of group polarisation?
answered
Jan 13
in
Psychology
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votes
33
views
What is the difference between nominal and ordinal data?
answered
Jan 13
in
Psychology
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