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What is the effect of the shape and size of metal nanoparticles on their catalytic activity in the reduction of a specific organic compound?
answered
1 day
ago
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Materials Chemistry
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votes
26
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How does the orientation of magnetic fields affect the electronic properties of topological materials such as graphene?
answered
4 days
ago
in
Quantum Chemistry
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votes
8
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How does insulin signaling pathway work to regulate glucose metabolism in the liver cells?
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5 days
ago
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BioChemistry
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30
views
What is the effect of solvent polarity on the rate of reaction between sodium hydroxide and acetic acid?
answered
6 days
ago
in
Chemical kinetics
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19
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How does the degree of polymer chain branching affect the crystalline structure and morphology of polymers?
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6 days
ago
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Polymer Chemistry
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39
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How can the use of pesticides and fertilizers in agriculture be minimized without compromising crop yield and soil health in sustainable farming practices?
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Feb 13
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Environmental Chemistry
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25
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How can the synthesis of metal-organic frameworks be modified to achieve improved selectivity and enhanced stability?
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Feb 11
in
Materials Chemistry
0
votes
43
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How can the conductivity and carrier mobility of a polymer-based electronic material be optimized to improve its performance as a semiconductor in electronic devices?
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Feb 6
in
Polymer Chemistry
0
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35
views
How can knowledge of chemical reactions and properties be applied to real-world scenarios such as environmental pollution, drug development, or food quality control?
answered
Feb 5
in
Chemical education
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votes
44
views
Design a novel polymer-based drug delivery system for targeted cancer therapy that ensures controlled and sustained drug release with minimal adverse effects on healthy cells. Consider the physicochemical properties of the drug and the polymer, as well as their interactions and biocompatibility. Provide a detailed explanation of the mechanism of drug release and the potential benefits of the proposed system.
answered
Feb 4
in
Polymer Chemistry
0
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60
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Calculate the standard enthalpy of formation of water using Hess's law and the following data:2H2(g) + O2(g) -> 2H2O(g) ΔH°rxn = -484 kJ/molH2(g) + 1/2O2(g) -> H2O(l) ΔH°rxn = -286 kJ/mol
answered
Feb 3
in
Chemical thermodynamics
0
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81
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How effective are the current environmental regulations in reducing air pollution from industrial sources in a specific city or region, and what strategies can be suggested to further improve their effectiveness?
answered
Jan 31
in
Environmental Chemistry
0
votes
12
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How can a medicinal chemist utilize structure-based drug design to develop new treatments for respiratory diseases such as asthma, COPD, and cystic fibrosis?
answered
Jan 30
in
Medicinal Chemistry
0
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56
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Calculate the enthalpy change for the ionization of hydrogen atom if the ionization energy required is 1312 kJ/mol.
answered
Jan 23
in
ThermoChemistry
0
votes
61
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A chemistry student wants to measure the surface tension of a liquid but does not have access to a tensiometer. How can the student measure the surface tension using simple materials found in a chemistry lab?
answered
Jan 22
in
Surface Chemistry
0
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121
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What is the pH of a solution prepared by mixing 25 mL of 0.1 M hydrochloric acid (HCl) with 50 mL of 0.05 M sodium hydroxide (NaOH)?
answered
Jan 21
in
Inorganic Chemistry
0
votes
120
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What is the product formed when tertiary butyl alcohol undergoes dehydration in the presence of concentrated sulfuric acid?
answered
Jan 21
in
Organic Chemistry
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30
views
Where could a theory in organisational psychology be expanded upon?
answered
Jan 16
in
Psychology
0
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53
views
According to the social cognitive theory, how do people learn from observing others?
answered
Jan 16
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Psychology
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54
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How does social learning theory explain gender development?
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Jan 16
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Psychology
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