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0
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1
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17
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What is the optimum ratio of diisocyanate to polyol in the synthesis of polyurethane to achieve maximum mechanical strength?
asked
4 days
ago
in
Chemical synthesis
0
votes
1
answer
30
views
How does the concentration and type of surfactant in a detergent affect its ability to remove different types of stains from fabric?
asked
Feb 18
in
Surface Chemistry
0
votes
1
answer
21
views
What is the bond enthalpy of the carbon-hydrogen bond in methane (CH4)? Provide calculations to support your answer.
asked
Feb 18
in
Chemical bonding
0
votes
1
answer
32
views
What is the bond dissociation energy of one of the C-H bonds in a methane (CH4) molecule?
asked
Feb 18
in
Chemical bonding
0
votes
1
answer
23
views
What is the balanced chemical equation for the double replacement reaction between calcium chloride (CaCl2) and sodium carbonate (Na2CO3)?
asked
Feb 17
in
Chemical reactions
0
votes
1
answer
25
views
How does the addition of different ligands affect the photochemical properties of lanthanide complexes?
asked
Feb 17
in
PhotoChemistry
0
votes
1
answer
36
views
What is the effect of ligand substitution on the color and magnetic properties of coordination compounds? Provide an explanation and examples to illustrate your answer.
asked
Feb 13
in
Coordination Chemistry
0
votes
1
answer
32
views
What are the similarities and differences between the coordination chemistry of lanthanides and actinides? How do their electronic structures affect their coordination behavior? Provide specific examples to illustrate your answer.
asked
Feb 13
in
Coordination Chemistry
0
votes
1
answer
53
views
How can the sensitivity and response time of a polymer-based sensor be improved for detecting harmful gases in industrial settings?
asked
Feb 10
in
Polymer Chemistry
0
votes
1
answer
68
views
What are the differences in the functional groups and properties of carbohydrates, proteins, and lipids, and how do these differences contribute to their roles in biological systems?
asked
Jan 31
in
Organic Chemistry
0
votes
1
answer
56
views
Calculate the enthalpy change for the ionization of hydrogen atom if the ionization energy required is 1312 kJ/mol.
asked
Jan 23
in
ThermoChemistry
0
votes
1
answer
112
views
What is the IUPAC name for the organic compound with the molecular formula C6H12O2?
asked
Jan 21
in
Organic Chemistry
c6h12o2
formula
molecular
0
votes
1
answer
57
views
What is the name of the theory that suggests that our behaviour can be understood by studying how our brain perceives and processes information?
asked
Jan 20
in
Psychology
0
votes
1
answer
59
views
Why is understanding sexual identity important in psychology?
asked
Jan 20
in
Psychology
0
votes
1
answer
48
views
What are the primary appraisal categories in the Transactional Model?
asked
Jan 16
in
Psychology
0
votes
1
answer
58
views
According to the Social Influence theory, how does informational influence work?
asked
Jan 16
in
Psychology
0
votes
1
answer
48
views
What is a covert observation?
asked
Jan 16
in
Psychology
0
votes
1
answer
43
views
According to constructivism, how is learning achieved?
asked
Jan 16
in
Psychology
0
votes
1
answer
66
views
What is the main idea behind Vygotsky's sociocultural theory?
asked
Jan 15
in
Psychology
0
votes
1
answer
37
views
What are the key cognitive changes during adolescence?
asked
Jan 14
in
Psychology
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