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What is the relationship between light intensity and the rate of photochemical reactions in the presence of a certain photosensitive molecule? How does this relationship vary with changes in the intensity and wavelength of light used?
asked
1 day
ago
in
PhotoChemistry
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votes
1
answer
17
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How does the presence of reaction intermediates affect the rate of a chemical reaction and what is the mechanism behind it?
asked
3 days
ago
in
Chemical kinetics
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1
answer
21
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What is the most effective chemical treatment method to remediate heavy metal contaminated soil in agricultural lands and what are the potential long-term impacts of these methods on soil health and crop productivity?
asked
4 days
ago
in
Environmental Chemistry
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votes
1
answer
26
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How do supramolecular assemblies affect the photochemical properties of organic compounds and how can this phenomenon be utilized in inorganic chemistry?
asked
Feb 14
in
PhotoChemistry
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1
answer
41
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How can the synthesis and characterization of new materials be optimized to increase the efficiency of solar cells?
asked
Feb 11
in
Materials Chemistry
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1
answer
33
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How can Chemistry students develop a stronger awareness and understanding of safety protocols and practices in the laboratory to prevent accidents and ensure safe experimentation?
asked
Feb 4
in
Chemical education
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1
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58
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Calculate the standard enthalpy change for the transition of liquid water at 100°C to steam at the same temperature, given that the enthalpy of vaporization of water is 40.7 kJ mol-1.
asked
Feb 3
in
Chemical thermodynamics
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1
answer
43
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Calculate the standard enthalpy change for the reaction:Cu(H2O)62+ (aq) + 4Cl-(aq) → CuCl42- (aq) + 12H2O (l)given the following standard enthalpies of formation:Cu(H2O)62+ (aq): -1846.4 kJ/molCuCl42- (aq): -3599.5 kJ/molH2O (l): -285.8 kJ/molCl- (aq): -167.2 kJ/mol
asked
Feb 3
in
Chemical thermodynamics
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1
answer
48
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How does changing the concentration of reactants in a reaction mechanism impact the rate of the overall reaction?
asked
Feb 3
in
Chemical kinetics
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1
answer
72
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What is the excitation energy and wavelength of the highest energy absorption transition for a molecule of benzene (C6H6) using time-dependent density functional theory (TDDFT) calculations?
asked
Jan 31
in
Computational Chemistry
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votes
1
answer
56
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Calculate the heat of sublimation for water when 10 g of ice sublimes at standard conditions (1 atm, 25°C)? Given: Heat of fusion of ice is 6.01 kJ/mol; Heat of vaporization of water is 40.67 kJ/mol.
asked
Jan 23
in
ThermoChemistry
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votes
1
answer
55
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Calculate the heat of formation (ΔHf) of methane (CH4) given the following bond energies: C-C = 347 kJ/mol, C-H = 413 kJ/mol.
asked
Jan 23
in
Chemical bonding
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votes
1
answer
63
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Calculate the corrosion potential for a pure iron (Fe) electrode in a 1 M HCl solution at 25°C, given that the standard reduction potential of Fe in acidic solution is -0.44 V.
asked
Jan 23
in
ElectroChemistry
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votes
1
answer
66
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What is the systematic name of the organic compound with the molecular formula C5H10O and a carbonyl functional group attached to the 2nd carbon atom of the chain?
asked
Jan 21
in
Organic Chemistry
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votes
1
answer
43
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When is the elaboration likelihood model ELM most effective?
asked
Jan 20
in
Psychology
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1
answer
50
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According to the Naturalistic Dualism Framework, what is the mind-body problem?
asked
Jan 20
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Psychology
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1
answer
51
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What are the conditions that need to be in place for the contact hypothesis to work?
asked
Jan 20
in
Psychology
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1
answer
35
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How might early intervention programs help children with developmental delays?
asked
Jan 17
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Psychology
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1
answer
40
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Who conducted the Minnesota Starvation Experiment?
asked
Jan 17
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Psychology
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1
answer
33
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According to Kohlberg, why do individuals develop moral reasoning?
asked
Jan 16
in
Psychology
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