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User PatsyRubin2
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What is the mechanism of the reaction between benzene and bromine in the presence of an iron catalyst? Describe the intermediates formed during the process and explain the role of the catalyst in the reaction.
asked
Feb 22
in
Organic Chemistry
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votes
1
answer
78
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How does the presence of a functional group on the fluorescent dye molecule affect its photochemical properties, such as excitation and emission wavelengths?
asked
Feb 22
in
PhotoChemistry
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1
answer
73
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What is the bond length between the oxygen atom (O) and the hydrogen atom (H) in a water molecule (H2O) assuming that the bond between H and O is covalent? Provide your answer in picometers (pm) and express it to three significant figures.
asked
Feb 18
in
Chemical bonding
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1
answer
68
views
How does the addition of electrolytes affect the stability of a colloidal solution, and at what concentration does coagulation occur?
asked
Feb 17
in
Surface Chemistry
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1
answer
78
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What factors affect the adhesion and cohesion of coatings on various surfaces? Develop an experimental procedure to measure and compare these properties for different coatings and substrates.
asked
Feb 14
in
Surface Chemistry
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votes
1
answer
78
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What is the difference in coordination behavior between metalloporphyrins and metallophthalocyanines in complex formation with transition metals?
asked
Feb 13
in
Coordination Chemistry
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1
answer
181
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How can we use computer-aided drug design techniques to identify new small molecule inhibitors for the treatment of autoimmune diseases such as rheumatoid arthritis and multiple sclerosis?
asked
Feb 12
in
Medicinal Chemistry
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votes
1
answer
132
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How can the surface properties of a polymer be modified to increase its adhesion to a specific substrate?
asked
Feb 11
in
Surface Chemistry
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1
answer
108
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How can the stability of colloidal suspensions be altered by changing the particle size or surface charge, and what are the practical applications of these modifications?
asked
Feb 10
in
Physical Chemistry
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votes
1
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85
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How can the efficiency of the process for the production of biofuels be improved through the optimization of reaction conditions and selection of suitable catalysts?
asked
Feb 7
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Chemical engineering
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1
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69
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How can the design of polymer-based smart materials be optimized for specific applications such as drug delivery, tissue engineering, or sensing?
asked
Feb 7
in
Polymer Chemistry
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votes
1
answer
71
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Calculate the bond dissociation energy for the H-H bond, given that the average H-H bond energy is 436 kJ/mol. Show all the steps in your calculation.
asked
Jan 23
in
Chemical bonding
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votes
1
answer
50
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What is the three-phase model of trauma therapy?
asked
Jan 20
in
Psychology
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1
answer
116
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Why is it important to address comorbid medical conditions in mental health treatment?
asked
Jan 20
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Psychology
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1
answer
108
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Why was the Stanford prison experiment criticized?
asked
Jan 20
in
Psychology
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votes
1
answer
124
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According to Erik Erikson's theory, what is the primary task of adolescence?
asked
Jan 17
in
Psychology
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1
answer
63
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According to the social cognitive theory, what is the role of modelling in anxiety?
asked
Jan 17
in
Psychology
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votes
1
answer
100
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Where are the three paradigms around which psychotherapy theoretical models can be categorised?
asked
Jan 16
in
Psychology
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votes
1
answer
67
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Compare the theoretical mechanisms underlying the effects of stimulants in treating Attention-Deficit/Hyperactivity Disorder ADHD .
asked
Jan 16
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Psychology
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1
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54
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Where does the pragmatism approach place emphasis?
asked
Jan 16
in
Psychology
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