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0
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33
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What are the products of the reaction between sodium hydroxide and hydrochloric acid, and what type of reaction is occurring?
answered
Feb 22
in
Inorganic Chemistry
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24
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How do the photochemical properties of R- and S-enantiomers differ from each other and how can these differences be utilized in photodriven processes such as chiral synthesis or resolution?
answered
Feb 22
in
PhotoChemistry
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34
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How does the choice of dopant and host materials affect the photochemical properties and efficiency of luminescent materials in organic light-emitting diodes (OLEDs)?
answered
Feb 18
in
PhotoChemistry
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28
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What is the balanced chemical equation for the reaction between hydrochloric acid and sodium hydroxide, and what is the concentration of H+ and OH- ions in the resulting solution?
answered
Feb 17
in
Chemical reactions
0
votes
68
views
What are the common difficulties faced by chemistry students in understanding the organization and periodic trends of elements in the periodic table? How can these difficulties be overcome through effective teaching strategies and learning resources?
answered
Feb 12
in
Chemical education
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votes
41
views
How can the integration of technology in chemistry education be improved to help students better understand complex concepts and perform virtual experiments that are as effective as hands-on experiments?
answered
Feb 7
in
Chemical education
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36
views
How can the development of new antibiotics be accelerated to combat the growing problem of drug-resistant bacteria?
answered
Feb 7
in
Medicinal Chemistry
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votes
32
views
How can surface properties of polymer coatings be modified to enhance their adhesive properties for bonding to different substrates?
answered
Feb 6
in
Polymer Chemistry
0
votes
32
views
How can coordination chemistry principles be applied to design more efficient chelating agents for the treatment of heavy metal poisoning in humans?
answered
Feb 5
in
Coordination Chemistry
0
votes
39
views
How can chemistry educators make the subject more interesting and engaging for students to increase their interest and involvement in chemistry-related courses and careers?
answered
Feb 4
in
Chemical education
0
votes
72
views
Calculate the yield of ibuprofen obtained from the given starting materials (2-methylpropylbenzene and carbon dioxide) during the synthesis process.
answered
Feb 3
in
Chemical synthesis
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58
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Calculate the standard enthalpy change for the combustion of ethene gas (C2H4(g)) to form carbon dioxide gas (CO2(g)) and water vapor (H2O(g)), given the following thermochemical equations: C2H4(g) + 3O2(g) → 2CO2(g) + 2H2O(g) ΔH°=-1411 kJ/mol2H2(g) + O2(g) → 2H2O(g) ΔH°=-484 kJ/mol
answered
Feb 3
in
Chemical thermodynamics
0
votes
113
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What is the shape and orientation of a water molecule according to quantum mechanics, and how does this affect its intermolecular interactions with other water molecules?
answered
Jan 30
in
Physical Chemistry
0
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107
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A chemical engineer needs to design a distillation column for the separation of a mixture containing ethanol (boiling point of 78.4°C) and water. The desired composition of the distillate is a minimum of 90% ethanol. What is the minimum number of theoretical trays needed in the column to achieve this composition, given that the feed contains 40% ethanol and the reflux ratio is 1.5?
answered
Jan 22
in
Chemical engineering
0
votes
84
views
According to Servant Leadership Theory, how does a leader handle power?
answered
Jan 20
in
Psychology
0
votes
136
views
What is the role of expectations in addiction?
answered
Jan 17
in
Psychology
0
votes
41
views
Why do behaviourists believe that the environment shapes behaviour?
answered
Jan 17
in
Psychology
0
votes
59
views
According to the attachment theory, what is the cause of personality disorders?
answered
Jan 16
in
Psychology
0
votes
31
views
When examining cognitive theories, what is the difference between bottom-up and top-down processing?
answered
Jan 16
in
Psychology
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92
views
Who developed the theory of Multiple Intelligences?
answered
Jan 15
in
Psychology
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