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1
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What is the optimal temperature and pressure for the production of cinnamon flavor using a batch reactor design, and how can the reaction be scaled up for commercial production while maintaining quality and yield?
asked
3 days
ago
in
Chemical engineering
0
votes
1
answer
31
views
What is the effect of the electronic and steric properties of a ligand on the rate of substitution in a coordination complex?
asked
5 days
ago
in
Coordination Chemistry
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votes
1
answer
27
views
What is the effect of varying concentrations of reactants on the rate of a chemical reaction and how does this impact the equilibrium constant of the reaction?
asked
5 days
ago
in
Chemical kinetics
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votes
1
answer
25
views
How does the concentration of heavy metals, such as lead and mercury, in soil and water sources affect the growth and health of crops in agricultural areas?
asked
6 days
ago
in
Environmental Chemistry
0
votes
1
answer
26
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What is the mechanism of the acid-catalyzed dehydration of 1-methylcyclohexanol to form 1-methylcyclohexene and how does the presence of an ether functional group affect the reaction rate and product yield?
asked
Feb 17
in
Organic Chemistry
0
votes
1
answer
32
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What is the effect of solvation on the intermolecular interactions between ethanol and water molecules? How does the strength of these interactions change with varying concentrations of ethanol in a water-ethanol solution?
asked
Feb 14
in
Quantum Chemistry
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votes
1
answer
31
views
What is the impact of insulin on glucose uptake in liver cells during carbohydrate metabolism, and what mechanism does the liver use to regulate glucose storage and release?
asked
Feb 13
in
BioChemistry
0
votes
1
answer
34
views
What is the effect of chemical doping on the conductivity and mechanical properties of conductive polymers used in flexible electronics?
asked
Feb 12
in
Materials Chemistry
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votes
1
answer
43
views
How can the structure of molecules be optimized to enhance the effectiveness of new treatments for respiratory diseases targeting specific neurotransmitter receptors in the lungs?
asked
Feb 11
in
Medicinal Chemistry
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votes
1
answer
33
views
How can the critical temperature of superconducting materials be increased to enable their use in everyday applications?
asked
Feb 6
in
Materials Chemistry
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votes
1
answer
34
views
How can chemistry teacher training programs be improved to better prepare teachers for effectively teaching complex chemical concepts to students and promoting interest in the subject, particularly for those students with little or no prior knowledge of chemistry?
asked
Feb 5
in
Chemical education
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votes
1
answer
31
views
How can chemistry students overcome the limited availability of chemistry-related internships and job opportunities and gain relevant work experience in the field?
asked
Feb 5
in
Chemical education
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votes
1
answer
53
views
How can a better understanding of the role of chemistry in society and the economy be integrated into the chemistry curriculum to better prepare students for the workforce and contribute to the advancement of society?
asked
Feb 4
in
Chemical education
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votes
1
answer
63
views
What are the photochemical properties of a specific bioluminescent organism and how can these properties be utilized for practical applications, such as in biomedical imaging or in the development of new technologies for light generation?
asked
Jan 31
in
PhotoChemistry
0
votes
1
answer
69
views
How does the concentration of a competitive inhibitor affect the Michaelis-Menten constant (Km) and maximum velocity (Vmax) of an enzyme-catalyzed reaction? Provide a detailed explanation and mathematical formula to support your answer.
asked
Jan 30
in
BioChemistry
0
votes
1
answer
45
views
How can the concentration of nickel ions present in a given water sample be determined using colorimetry?
asked
Jan 29
in
Analytical Chemistry
0
votes
1
answer
48
views
Calculate the enthalpy change of ionization for hydrogen gas when one mole of H2 gas is ionized to form two moles of H+ ions in the gas phase, given that the enthalpy change of ionization for H(g) is +1312 kJ/mol.
asked
Jan 23
in
ThermoChemistry
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votes
1
answer
50
views
Calculate the enthalpy change for the reaction of burning 1 mole of methane using Hess's Law, given the following information:1) Enthalpy of formation for methane = -74.8 kJ/mol2) Enthalpy of combustion for methane = -890.3 kJ/mol3) Enthalpy of formation for water = -285.8 kJ/mol4) Enthalpy of formation for carbon dioxide = -393.5 kJ/mol
asked
Jan 23
in
ThermoChemistry
0
votes
1
answer
65
views
Calculate the bond energy required to break the bond between atoms A and B in a molecule of AB, given the following information: the bond length between A and B is 0.1 nm and the energy required to break one mole of AB molecules is 500 kJ/mol.
asked
Jan 23
in
Chemical reactions
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votes
1
answer
32
views
When was the concept of the Circle of Security introduced?
asked
Jan 20
in
Psychology
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