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30
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How does the size and shape of a solid catalyst affect the rate of a catalytic reaction? Provide experimental evidence to support your answer.
answered
Feb 24
in
Surface Chemistry
0
votes
34
views
What is the step-by-step procedure for preparing p-nitroaniline from aniline and nitric acid, and what are the necessary precautions that should be taken during the reaction to ensure a successful and safe synthesis?
answered
Feb 22
in
Chemical synthesis
0
votes
31
views
What is the predicted bond angle for the H2O molecule and what are the factors that affect this angle?
answered
Feb 22
in
Chemical bonding
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41
views
What are the key factors affecting the mechanical properties of polymer-based materials used for 3D printing, and how can these be optimized for specific applications?
answered
Feb 20
in
Polymer Chemistry
0
votes
33
views
What is the critical micelle concentration (CMC) and how does it vary with temperature and the nature of surfactants? Investigate and compare the CMC of two different surfactants and analyze the factors that affect their behavior during micelle formation.
answered
Feb 19
in
Surface Chemistry
0
votes
44
views
What are the different types of liquid crystals and how do their properties differ? How do the properties of liquid crystals make them useful in electronic displays and other technological applications?
answered
Feb 13
in
Physical Chemistry
0
votes
43
views
How can current teaching methods in chemistry be modified to better support students with learning disabilities, specifically dyslexia and dysgraphia, in understanding and retaining the material?
answered
Feb 5
in
Chemical education
0
votes
73
views
Design a system for the safe storage and transportation of 1000 liters of hydrochloric acid, taking into account factors such as temperature and pressure control, compatibility with the storage container and transportation vehicle, and emergency response measures in case of spills or leaks.
answered
Feb 4
in
Chemical engineering
0
votes
173
views
What type of bond will be formed between a sodium atom and a chlorine atom, and what is its bond energy?
answered
Jan 30
in
Chemical bonding
0
votes
80
views
How many moles of hydrochloric acid are present in a solution of 50 mL of 0.1M NaOH when titrated with 0.1M HCl solution?
answered
Jan 30
in
Analytical Chemistry
0
votes
69
views
How can gas chromatography be used to determine the composition and concentration of different organic compounds in a given mixture?
answered
Jan 29
in
Analytical Chemistry
0
votes
90
views
How does the mind-body problem relate to biopsychology?
answered
Jan 20
in
Psychology
0
votes
52
views
Who introduced the idea of anchoring?
answered
Jan 20
in
Psychology
0
votes
34
views
Why is implicit bias a concern in psychology?
answered
Jan 17
in
Psychology
0
votes
109
views
According to the cognitive-behavioural model, what is the cause of anxiety disorders?
answered
Jan 16
in
Psychology
0
votes
89
views
What is the 'boys don't cry' phenomena?
answered
Jan 15
in
Psychology
0
votes
43
views
Who proposed the theory of top-down processing?
answered
Jan 15
in
Psychology
0
votes
66
views
According to the Transfer Appropriate Processing Theory, what is the role of similarity?
answered
Jan 15
in
Psychology
0
votes
62
views
How can cognitive restructuring be used in therapy?
answered
Jan 14
in
Psychology
0
votes
33
views
What is the humanistic theory?
answered
Jan 13
in
Psychology
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