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User OlgaMoonligh
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Answers by OlgaMoonligh
0
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62
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How does the size and shape of nanoparticles affect their photochemical properties? Provide a detailed explanation using specific examples.
answered
Feb 24
in
PhotoChemistry
0
votes
34
views
What is the relationship between the molecular structure of a surfactant and its ability to reduce surface tension in a solution?
answered
Feb 24
in
Surface Chemistry
0
votes
37
views
How does the photochemical behavior of enantiomers differ in the presence of circularly polarized light? Provide a detailed explanation with relevant examples.
answered
Feb 22
in
PhotoChemistry
0
votes
33
views
What are the optimal reaction conditions for synthesizing polyurethane from diisocyanate and polyol, such that a high molecular weight and desirable material properties are achieved?
answered
Feb 21
in
Chemical synthesis
0
votes
28
views
What is the Lewis structure of the molecule carbon tetrachloride (CCl4)?
answered
Feb 20
in
Chemical bonding
0
votes
27
views
What is the mechanism of the formation of furan from 1,4-butanediol using acidic conditions?
answered
Feb 20
in
Organic Chemistry
0
votes
32
views
What chemical process steps are required for the large-scale production of a specific pharmaceutical drug, and what are the key variables to consider in optimizing these steps for efficiency and quality?
answered
Feb 18
in
Chemical engineering
0
votes
27
views
How do non-covalent interactions impact the stability of molecules and how can quantum chemical calculations be used to predict and analyze these interactions?
answered
Feb 14
in
Computational Chemistry
0
votes
54
views
What are the different coordination geometries exhibited by lanthanide complexes that have eight coordinating atoms? How do these geometries differ from those displayed by eight-coordinate transition metal complexes?
answered
Feb 13
in
Coordination Chemistry
0
votes
56
views
How do different electronic transitions affect the excited state dynamics of a system, and how can we predict these dynamics using ab initio calculations in computational chemistry?
answered
Feb 12
in
Computational Chemistry
0
votes
62
views
How can the conductivity and thermal stability of graphene be optimized for use in electronic devices, and what methods can be utilized to achieve this?
answered
Feb 6
in
Materials Chemistry
0
votes
39
views
How can chemical engineering principles be applied to design a cost-effective and efficient system for treating industrial wastewater containing heavy metals before it is released to the environment?
answered
Feb 4
in
Chemical engineering
0
votes
54
views
Determine the critical micelle concentration of the sodium dodecyl sulfate (SDS) in water by plotting the surface tension of SDS solutions at different concentrations.
answered
Feb 4
in
Surface Chemistry
0
votes
68
views
Calculate the standard enthalpy change for the reaction: C6H12O6 (s) + 6O2 (g) → 6CO2 (g) + 6H2O (l)Given the following standard enthalpies of formation: ΔHf(C6H12O6 (s)) = -1273 kJ/molΔHf(CO2 (g)) = -393.5 kJ/molΔHf(H2O (l)) = -285.8 kJ/mol
answered
Feb 3
in
Chemical thermodynamics
0
votes
78
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Calculate the enthalpy change for the oxidation of 25 grams of iron (Fe) to form iron(III) oxide (Fe2O3) using the balanced chemical equation and the given enthalpy of formation values for Fe(s) and Fe2O3(s).
answered
Jan 23
in
ThermoChemistry
0
votes
147
views
Identify the major product(s) formed in the following rearrangement reaction:CH3CH2CH2-CH(C2H5)(CH3)2 ---> ?
answered
Jan 21
in
Organic Chemistry
0
votes
83
views
What is an example of the Stroop effect in a human-machine interface?
answered
Jan 20
in
Psychology
0
votes
47
views
According to the Cognitive Neuroscience of Consciousness, what characterises conscious perception?
answered
Jan 20
in
Psychology
0
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82
views
What does the cognitive model suggest about delusional thinking?
answered
Jan 20
in
Psychology
0
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119
views
Why was Bandura's Bobo doll experiment important?
answered
Jan 20
in
Psychology
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