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1
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What is the effect of nanoparticle size and shape on its photochemical properties? Please provide examples and discuss the underlying mechanisms behind these observations.
asked
Feb 24
in
PhotoChemistry
0
votes
1
answer
30
views
How do different simulation parameters (e.g. temperature, pressure, chain length) affect the behavior of polymer systems when using the Monte Carlo simulation method?
asked
Feb 21
in
Computational Chemistry
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votes
1
answer
32
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How does the addition of dopant atoms affect the electronic properties of graphene? And how can these properties be harnessed for the development of more efficient electronic devices?
asked
Feb 17
in
Materials Chemistry
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1
answer
36
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How does the addition of a polymer plasticizer affect the compatibility of a blend of polystyrene and polyvinyl chloride?
asked
Feb 17
in
Polymer Chemistry
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1
answer
39
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What is the step-by-step procedure for synthesizing 2,4-dinitrobenzoic acid from benzoic acid and nitric acid, and what are the appropriate safety precautions that should be taken during the synthesis process?
asked
Feb 17
in
Chemical synthesis
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votes
1
answer
65
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What is the effect of different dopants on the electrical conductivity and mechanical properties of conductive polymers used in flexible electronics?
asked
Feb 12
in
Materials Chemistry
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1
answer
73
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How can the process for the production of industrial gases be optimized to minimize energy consumption while maximizing yield and purity?
asked
Feb 10
in
Chemical engineering
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votes
1
answer
74
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How can the principles of quantum information processing be applied in the development of more efficient algorithms for simulating chemical systems?
asked
Feb 10
in
Quantum Chemistry
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votes
1
answer
65
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Calculate the standard enthalpy change for the following reaction:2Fe(s) + 3/2O2(g) → Fe2O3(s)Given that the standard enthalpy of formation of Fe2O3(s) is -824 kJ/mol and the standard enthalpy of formation of Fe(s) and O2(g) are 0 kJ/mol.
asked
Feb 3
in
Chemical thermodynamics
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1
answer
34
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How does air pollution in urban areas vary by season, and what are the key pollutants responsible for adverse health impacts on residents?
asked
Jan 31
in
Environmental Chemistry
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1
answer
70
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Calculate the enthalpy change of combustion for ethane (C2H6) given that the standard enthalpy of formation for ethane is -84.68 kJ/mol, the standard enthalpy of formation for CO2 is -393.5 kJ/mol, and the standard enthalpy of formation for H2O is -241.8 kJ/mol.
asked
Jan 23
in
ThermoChemistry
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votes
1
answer
121
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How might early intervention programs help children with developmental delays?
asked
Jan 17
in
Psychology
0
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1
answer
86
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When was the concept of dual process theory introduced to cognitive psychology?
asked
Jan 17
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Psychology
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1
answer
81
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Why is it important to evaluate theories of mental illness?
asked
Jan 15
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Psychology
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votes
1
answer
55
views
How does reinforcement learning work?
asked
Jan 15
in
Psychology
0
votes
1
answer
38
views
Which hormone is secreted by the pancreas in a human body?
asked
Jan 8
in
Science
0
votes
1
answer
93
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What substances in a car battery can be melted and recycled?
asked
Jan 7
in
Science
0
votes
1
answer
90
views
What kind of bond doesn't form molecules, but instead forms crystals?
asked
Jan 7
in
Science
0
votes
1
answer
84
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What is the highest taxon in the classification of living things?
asked
Jan 7
in
Science
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1
answer
111
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In physics, what do you call devices that make work easier?
asked
Dec 31, 2024
in
Science
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