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30
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How does the reaction mechanism affect the rate of a chemical reaction? Provide a detailed explanation with examples from different reaction mechanisms.
answered
Feb 22
in
Chemical kinetics
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votes
29
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What is the mechanism of the reaction between acetic acid and thionyl chloride to form acetyl chloride? How can this reaction be optimized in terms of reaction temperatures and reaction conditions to maximize the yield of the product?
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Feb 22
in
Organic Chemistry
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35
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What is the difference between primary, secondary, and tertiary structures of proteins? Provide an example of a protein for each structure type and explain the significance of each structure in its biological function.
answered
Feb 22
in
Organic Chemistry
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votes
32
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What is the rate constant for the one-electron reduction of oxygen in aqueous solution at pH=7, and how does this rate constant change with pH?
answered
Feb 21
in
Quantum Chemistry
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33
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What is the equilibrium constant (Kc) expression for the following chemical reaction at 25°C and 1 atm pressure?2 SO2 (g) + O2 (g) ⇌ 2 SO3 (g)
answered
Feb 20
in
Physical Chemistry
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votes
24
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What is the mechanism for the electrophilic addition of hydrogen bromide to propene? Include the step-by-step process and the stereochemistry of the product.
answered
Feb 20
in
Organic Chemistry
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38
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What is the effect of increasing the temperature from 25°C to 50°C on the equilibrium constant of the following exothermic reaction?N₂(g) + 3H₂(g) ⇌ 2NH₃(g) + heat
answered
Feb 19
in
Chemical equilibrium
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votes
29
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How does the coordination number of a transition metal complex affect its stability and reactivity? Mark the changes in the magnetic properties of the complex as the coordination number varies.
answered
Feb 19
in
Coordination Chemistry
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41
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How does the binding affinity between two proteins affect the success rate of protein-protein interaction inhibitors designed using molecular docking studies?
answered
Feb 17
in
Computational Chemistry
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votes
43
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What is the role of metal ions in the metalloenzyme carbonic anhydrase and how does this relate to its function in the human body?
answered
Feb 13
in
Coordination Chemistry
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votes
146
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How do changes in membrane structure affect the permeability and selectivity of a biological membrane, and what is the role of membrane proteins in modulating these properties?
answered
Jan 31
in
BioChemistry
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votes
104
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Here's a question for a chemistry student to solve:What is the effect of changing the concentration of the catalyst on the rate of the catalytic reaction between hydrogen peroxide and potassium iodide?
answered
Jan 31
in
Physical Chemistry
0
votes
87
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Calculate the direction in which the equilibrium position will shift for the following reaction if the pressure is increased: N2(g) + 3H2(g) ⇌ 2NH3(g) ∆H° = -92.4 kJ/mol. Use Le Chatelier's principle to justify your answer.
answered
Jan 23
in
Chemical reactions
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votes
37
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In contrast, how does person-centred theory see emotional difficulties?
answered
Jan 20
in
Psychology
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votes
68
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Why are older adults less physiologically responsive to stress?
answered
Jan 20
in
Psychology
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106
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What is the importance of play for cognitive development?
answered
Jan 20
in
Psychology
0
votes
58
views
Please compare the role of culture in Erikson's theory versus that of Lev Vygotsky's theory.
answered
Jan 17
in
Psychology
0
votes
73
views
Who proposed the concept of the cognitive model of PTSD?
answered
Jan 17
in
Psychology
0
votes
34
views
How do we assess the ethical and social implications of psychodynamic theories?
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Jan 16
in
Psychology
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99
views
When should parents provide positive feedback?
answered
Jan 15
in
Psychology
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