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What is the optimal reaction conditions (temperature and time) for the preparation of benzocaine from p-aminobenzoic acid and ethanol, and how do these conditions affect the yield and purity of the final product?
asked
Feb 22
in
Chemical synthesis
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votes
1
answer
33
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How does the molecular weight of a polymer influence its rheological properties in a melt state? Provide experimental evidence to support your answer.
asked
Feb 21
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Polymer Chemistry
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24
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What is the major product obtained from the reaction between 2-bromo-2-methylbutane and alcoholic potassium hydroxide, and why?
asked
Feb 20
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Organic Chemistry
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1
answer
46
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What are the electronic properties of polyacetylene and how does the conjugation lengths in the polymer affect those properties?
asked
Feb 14
in
Polymer Chemistry
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1
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41
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How can computational methods be used to predict the catalytic activity and selectivity of a particular catalyst for a given chemical reaction in quantum chemistry?
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Feb 6
in
Quantum Chemistry
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1
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36
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How can chemistry students overcome limited access to laboratory equipment and facilities and still effectively learn and apply experimental techniques in the field?
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Feb 5
in
Chemical education
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1
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62
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Calculate the standard enthalpy change for the reaction in which 50.0 mL 0.20 M HCl(aq) is mixed with 50.0 mL 0.10 M NaOH(aq) in a constant pressure calorimeter. Given that the density of both the solutions is 1.00 g/mL and the specific heat capacity of the mixture is 4.18 J/g°C. Assume the temperature change to be negligible.
asked
Feb 3
in
Chemical thermodynamics
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1
answer
111
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What is the dipole moment of carbon dioxide (CO2)?
asked
Jan 31
in
Chemical bonding
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1
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119
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What are some effective teaching strategies for chemistry teachers to overcome the challenges of inadequate training and improve students' understanding of complex chemical concepts?
asked
Jan 30
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Chemical education
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60
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Calculate the enthalpy of isomerization for butene to isobutene given the following bond dissociation energies (in kJ/mol): C-C = 345, C=C = 614, C-H = 413.
asked
Jan 23
in
ThermoChemistry
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1
answer
72
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How can personality psychology inform the design of AI models?
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Jan 20
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Psychology
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1
answer
33
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What is metacognition?
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Jan 20
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Psychology
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1
answer
19
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What is the importance of conducting cross-cultural research in psychology?
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Jan 16
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Psychology
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1
answer
36
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According to the cognitive theory of learning, why do we need to actively engage with information?
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Jan 16
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Psychology
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1
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61
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What are the four goals of psychology?
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Jan 15
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Psychology
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74
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How can cognitive psychology be applied to auditory perception?
asked
Jan 14
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Psychology
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votes
1
answer
129
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How does history impact adult development?
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Jan 14
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Psychology
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1
answer
47
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How can the pain matrix be affected by psychological factors?
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Jan 14
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Psychology
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1
answer
87
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Which lymphoid organ is situated in the upper chest?
asked
Jan 8
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Science
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1
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30
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Which blood cells serve to defend the body in various ways?
asked
Jan 8
in
Science
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