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How does the size and chemical composition of microplastics affect their potential toxicity to marine organisms?
asked
1 day
ago
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Environmental Chemistry
1
answer
28
views
What is the rate of reaction for the decompositions of hydrogen peroxide in the presence of a catalyst, and how does the rate change when the concentration of hydrogen peroxide or the temperature is varied?
asked
3 days
ago
in
Physical Chemistry
1
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19
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How do the photochemical properties of transition metal complexes change with the variation of ligands attached to the central metal ion?
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3 days
ago
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PhotoChemistry
1
answer
27
views
How does the pharmacodynamics of a drug in the body vary depending on its chemical structure and functional groups present?
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4 days
ago
in
Medicinal Chemistry
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19
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What are the optimum conditions for synthesizing a conductive polymer with high conductivity suitable for use in flexible electronics?
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4 days
ago
in
Materials Chemistry
1
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23
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How does the molecular structure and composition of polymers affect their mechanical properties and suitability for use in biomedical applications, such as artificial joints or drug delivery systems?
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4 days
ago
in
Materials Chemistry
1
answer
27
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How does the electronic configuration of transition metal complexes affect their photochemical properties?
asked
6 days
ago
in
PhotoChemistry
1
answer
13
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What is the effect of temperature on the surface tension of a solution containing a surfactant?
asked
6 days
ago
in
Surface Chemistry
1
answer
21
views
What is the reason behind the difference in boiling points of molecules with similar molecular masses, such as methane and ammonia, and how does the strength of intermolecular forces (IMFs) impact this difference?
answered
6 days
ago
in
Chemical education
1
answer
26
views
How does the concentration of sulfur dioxide and nitrogen oxides in acid rain affect the pH level of freshwater bodies and what are the potential environmental impacts of this acidification?
answered
6 days
ago
in
Environmental Chemistry
1
answer
23
views
What is the chemical reaction that occurs when sodium reacts with chlorine to form sodium chloride? Write the balanced equation and include the states of matter for each reactant and product.
answered
Feb 18
in
Chemical reactions
1
answer
36
views
How does the change in pH of a reaction affect the reaction rate of the decomposition of hydrogen peroxide catalyzed by an acid?
answered
Feb 18
in
Chemical kinetics
1
answer
26
views
What is the bond order and bond length of the carbon monoxide molecule (CO)?
answered
Feb 18
in
Inorganic Chemistry
1
answer
28
views
What is the bond dissociation energy of the carbon-hydrogen bond in methane (CH4), given that the enthalpy change for the reaction CH4(g) → C(g) + 4H(g) is +1665 kJ/mol?
answered
Feb 18
in
Chemical bonding
1
answer
23
views
What is the balanced chemical equation for the preparation of 2,4-dichloronitrobenzene from nitrobenzene and chlorine gas, and what is the theoretical yield of 2,4-dichloronitrobenzene if 10 g of nitrobenzene is reacted with 15 g of chlorine gas?
asked
Feb 17
in
Chemical synthesis
1
answer
15
views
How does the concentration of pollutants and the specific surface area of activated carbon affect the adsorption efficiency of pollutants on activated carbon?
asked
Feb 17
in
Surface Chemistry
1
answer
29
views
How does Nitrogen and Phosphorus pollution affect the concentration of dissolved oxygen in water and what chemical processes contribute to this effect?
answered
Feb 14
in
Environmental Chemistry
1
answer
30
views
How does inadequate training for chemistry teachers affect students' ability to understand chemistry and perform well in the subject?
asked
Feb 13
in
Chemical education
1
answer
44
views
What are the consequences of inadequate emphasis on chemical reactions and equations in chemical education, and how can they be addressed to improve the understanding and application of chemistry principles in real-life scenarios?
asked
Feb 13
in
Chemical education
1
answer
8
views
How do different cooking methods affect the levels of pesticide residues in food?
asked
Feb 12
in
Environmental Chemistry
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