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What is the effect of changing the pH on the reaction rate between hydrochloric acid and magnesium metal, and how does this relationship vary with respect to changes in pH levels?
answered
3 days
ago
in
Chemical kinetics
1
answer
26
views
What is the mechanism of the reaction between 2-methylpropene and hydrobromic acid in the presence of peroxide? What are the intermediates formed during the reaction and how do they contribute to the overall reaction mechanism?
answered
3 days
ago
in
Organic Chemistry
1
answer
22
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How does the presence of heavy metals, such as cadmium, lead, and mercury, in soil affect the growth and productivity of crops in agriculture?
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3 days
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Environmental Chemistry
1
answer
24
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How does the presence of chlorofluorocarbons (CFCs) in the atmosphere contribute to the depletion of ozone, and what are the potential consequences of this depletion on the environment and human health?
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3 days
ago
in
Environmental Chemistry
1
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15
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How does the presence of a reaction product affect the rate of a chemical reaction? Provide a specific example and investigate the effect of different concentrations of the product on the rate of reaction.
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3 days
ago
in
Chemical kinetics
1
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19
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What is the mechanism of the preparation of p-nitroaniline from aniline and nitric acid?
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3 days
ago
in
Chemical synthesis
1
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21
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What is the predicted bond angle in a water molecule (H2O)?
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3 days
ago
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Chemical bonding
1
answer
24
views
What is the optimum ratio of diisocyanate and polyol required for the synthesis of polyurethane of desired properties and how does the ratio affect the physical and chemical properties of the final product?
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3 days
ago
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Chemical synthesis
1
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21
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What is the most effective method for synthesizing metal nanoparticles with a size range of 10-50 nm, using environmentally friendly and cost-effective approaches?
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4 days
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Materials Chemistry
1
answer
18
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How does the incorporation of nanoparticles into polymer-based coatings affect their properties and performance in terms of adhesion, corrosion resistance, and durability?
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5 days
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Polymer Chemistry
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23
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How does the excited state dynamics of a molecule vary based on the type of solvents used in ab initio calculations?
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5 days
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Computational Chemistry
1
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19
views
What is the mechanism of electrophilic addition reaction of HBr with propene?
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5 days
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Organic Chemistry
1
answer
20
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How do the electronic properties of a molecule or material affect its behavior under light irradiation, and what are the mechanisms underlying photochemical reactions and photophysical processes in such systems, as studied in quantum chemistry?
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5 days
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Quantum Chemistry
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27
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What is the effect of varying the cross-linking density on the water absorbency and swelling behavior of polymer-based superabsorbent materials?
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6 days
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Polymer Chemistry
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25
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How does the coordination chemistry of metalloenzymes such as carbonic anhydrase affect their enzymatic activity?
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6 days
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Coordination Chemistry
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25
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How does the composition of landfill leachate vary with time and what impact does this have on the quality of groundwater in the vicinity of the landfill?
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6 days
ago
in
Environmental Chemistry
1
answer
28
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How do different surfactants in cleaners and detergents affect the surface tension of water?
asked
Feb 17
in
Surface Chemistry
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23
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What are the effects of surface chemistry on the quality and safety of processed foods and beverages during storage?
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Feb 14
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Surface Chemistry
1
answer
28
views
How does substrate concentration affect the rate of enzyme-catalyzed reactions? Provide a detailed explanation supported with experimental evidence.
answered
Feb 14
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BioChemistry
1
answer
45
views
What is the hybridization of the central atom in the molecule SF6 (sulfur hexafluoride)?
answered
Feb 13
in
Inorganic Chemistry
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