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How does the size and composition of microplastics affect their toxicity to marine life in different aquatic environments?
answered
1 day
ago
in
Environmental Chemistry
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21
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How does the route of administration affect the pharmacokinetics of a drug in the body?
answered
1 day
ago
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Medicinal Chemistry
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22
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What is the mechanism behind the formation of the ozone hole in Antarctica and what are the possible methods to reduce its size and impact on the atmosphere?
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4 days
ago
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Environmental Chemistry
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20
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What is the optimal ratio of aniline to nitric acid to obtain the maximum yield of p-nitroaniline during the preparation process?
answered
4 days
ago
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Chemical synthesis
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20
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What is the coordination number of the complex formed between Ni2+ and ethylenediamine (en)? What is the structure of the complex and is it likely to be tetrahedral or octahedral?
answered
6 days
ago
in
Coordination Chemistry
0
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33
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What is the effect of catalyst particle size on the rate of a catalytic reaction? Provide a detailed explanation and relevant examples.
answered
Feb 18
in
Physical Chemistry
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39
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How does the absorption of light by molecules and materials affect their molecular structure and reactivity, and how can this knowledge be utilized in developing new materials for applications such as solar panels or sensors?
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Feb 17
in
Quantum Chemistry
0
votes
29
views
How does temperature affect the rate of enzymatic reactions in the body? Provide a detailed explanation and specific examples of enzymatic reactions that are affected by changes in temperature.
answered
Feb 17
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BioChemistry
0
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21
views
How do post-translational modifications influence the folding and stability of proteins during protein synthesis?
answered
Feb 14
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BioChemistry
0
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35
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How can we use molecular docking studies to optimize drug discovery by predicting the binding mode and affinity of a small molecule with its target protein?
answered
Feb 13
in
Computational Chemistry
0
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38
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How can we increase diversity in the chemistry field and what measures can be taken to create a more inclusive and welcoming environment for underrepresented groups?
answered
Feb 13
in
Chemical education
0
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61
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How can the process for the production of specialty chemicals be optimized to maximize yield and minimize waste?
answered
Feb 10
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Chemical engineering
0
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29
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How can the molecular weight of a biodegradable polymer be controlled during its synthesis process, and what are some methods that can be used to ensure the resulting polymer will have the desired physical and chemical properties for its intended application?
answered
Feb 10
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Polymer Chemistry
0
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33
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How can the electrical conductivity of conductive polymers be improved for use in flexible electronics?
answered
Feb 7
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Materials Chemistry
0
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33
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How can the chemical composition and molecular structure of liquid crystals be manipulated to improve their properties and optimize their use in display technology?
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Feb 6
in
Materials Chemistry
0
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58
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Given the following information: A polymerization reaction has a heat of reaction of -150 kJ/mol and a Δn (change in moles of gas) of +2 moles gas/mol. If 5.0 g of the monomer is polymerized, what is the enthalpy change (in kJ) for the overall reaction?
answered
Feb 4
in
ThermoChemistry
0
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39
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Calculate the standard free energy change for the redox reaction: Fe2+(aq) + Sn4+(aq) → Fe3+(aq) + Sn2+(aq)Given: E°Fe3+/Fe2+ = 0.771 V E°Sn4+/Sn2+ = 0.150 V R = 8.314 J/K·mol T = 298 K
answered
Feb 3
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Chemical thermodynamics
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41
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How does changing the molecular structure of a substance affect its magnetic properties, and how can this information be used in the design of novel materials with specific magnetic properties?
answered
Feb 3
in
Quantum Chemistry
0
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74
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How do changes in surface properties of food contact materials, such as metals or polymers, affect the adhesion and removal of microorganisms during food and beverage processing?
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Jan 31
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Surface Chemistry
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42
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Why is validity important in measurement?
answered
Jan 20
in
Psychology
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