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How does the rate of the reaction between hydrochloric acid and sodium thiosulfate change as the temperature increases?
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3 days
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Chemical kinetics
1
answer
28
views
How does the photochemical nature of luminescent materials affect their emission properties?
answered
3 days
ago
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PhotoChemistry
1
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22
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What changes occur in the performance and durability of polymer-based coatings and paints when different types of solvents and curing agents are used during the manufacturing process?
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3 days
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Polymer Chemistry
1
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12
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What is the optimum pH for the adsorption of methylene blue dye onto activated carbon and how does it affect the efficiency of the adsorption process?
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3 days
ago
in
Surface Chemistry
1
answer
21
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What is the Lewis structure of the molecule CHCl3, and what is the total number of valence electrons in it?
answered
5 days
ago
in
Chemical bonding
1
answer
21
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What is the Lewis structure of sulfur dioxide (SO2)?
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5 days
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Chemical bonding
1
answer
15
views
What is the standard enthalpy of formation of sodium chloride (NaCl) given the following information: the standard enthalpy of formation of sodium (Na) is -108.5 kJ/mol and the standard enthalpy of formation of chlorine (Cl2) is 0 kJ/mol?
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5 days
ago
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ThermoChemistry
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21
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How can the use of a specific material affect the efficiency of a solar cell? Identify and characterize a new material that could potentially improve solar cell efficiency, and conduct experiments to test its effectiveness.
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5 days
ago
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Materials Chemistry
1
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19
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How does the coordination geometry affect the electronic and magnetic properties of transition metal complexes?
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6 days
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Quantum Chemistry
1
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23
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How does the concentration of reactants and products affect the rate of a chemical reaction at equilibrium?
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6 days
ago
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Chemical kinetics
1
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30
views
How does the concentration of a photosensitizer affect the rate of a photochemical reaction in the presence of light of a specific wavelength?
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6 days
ago
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PhotoChemistry
1
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30
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How does sunlight affect the degradation of pollutants, such as pesticides and herbicides, in the environment and what are the chemical processes involved in photochemical degradation?
asked
Feb 14
in
PhotoChemistry
1
answer
36
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What is the molecular geometry and the approximate bond angles of the ozone molecule (O3)?
asked
Feb 14
in
Quantum Chemistry
1
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41
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What is the hybridization of the central atom in the molecule PF5?
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Feb 13
in
Inorganic Chemistry
1
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42
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How can universities and institutions improve diversity in the chemistry field and create more opportunities for underrepresented minorities to succeed?
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Feb 13
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Chemical education
1
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36
views
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
1
answer
28
views
What is the molecular composition of CFCs, and how do they contribute to the depletion of the ozone layer? Additionally, what measures can be taken to decrease the usage and impact of CFCs on the ozone layer?
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Feb 12
in
Environmental Chemistry
1
answer
30
views
How can the synthesis of carbon nanotubes be optimized to improve their yield and enhance their properties, such as their electrical conductivity and mechanical strength, using the principles of materials chemistry?
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Feb 11
in
Materials Chemistry
1
answer
43
views
How can the production process of urea fertilizer be optimized to reduce the environmental impact while maintaining the product's efficacy?
answered
Feb 10
in
Chemical engineering
1
answer
52
views
How can the process for producing fragrances in the chemical industry be optimized to minimize waste and increase production efficiency while maintaining the desired fragrance quality and composition?
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Feb 10
in
Chemical engineering
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