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Answers by NoeX25113136
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4
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How does the reaction rate of a chemical reaction change when the solvent is changed from water to ethanol?
answered
3 days
ago
in
Chemical kinetics
0
votes
20
views
How does the polarity of the solvent affect the rate of a photochemical reaction of a particular compound and what is the mechanism behind it?
answered
3 days
ago
in
PhotoChemistry
0
votes
26
views
How does the pH of a solution affect the rate of a photochemical reaction and what is the optimal pH range for maximizing the yield of the product in this specific reaction?
answered
3 days
ago
in
PhotoChemistry
0
votes
12
views
What is the most effective catalyst for the oxidation reaction of carbon monoxide (CO) to carbon dioxide (CO2) in a gas mixture containing both CO and CO2?
answered
4 days
ago
in
Physical Chemistry
0
votes
31
views
What are the key factors affecting the mechanical properties of polymer-based materials used for 3D printing, and how can these be optimized for specific applications?
answered
5 days
ago
in
Polymer Chemistry
0
votes
32
views
What is the optimum conditions (concentration, temperature, and reaction time) for the preparation of phenylalanine from benzyl chloride and ammonia using the Gabriel synthesis method?
answered
5 days
ago
in
Chemical synthesis
0
votes
27
views
What is the effect of temperature on the surface tension of a lipid bi-layer in a biomembrane? Use surface tension measurements and analysis of fatty acid composition to determine the changes in the structure and properties of the biomembrane.
answered
5 days
ago
in
Surface Chemistry
0
votes
23
views
What is the balanced equation for the precipitation reaction between silver nitrate and potassium chloride?
answered
Feb 17
in
Chemical reactions
0
votes
23
views
If 2.5 moles of NaOH reacts with excess HCl, how many moles of NaCl can be produced?
answered
Feb 17
in
Chemical reactions
0
votes
22
views
How does the addition of carbon nanotubes (CNTs) as a reinforcement material affect the mechanical properties of polymer-based composites used in aerospace applications?
answered
Feb 17
in
Polymer Chemistry
0
votes
32
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What is the acidity or basicity (pH) of sulfuric acid (H2SO4)? Show the balanced equation for the dissociation of H2SO4 and calculate the concentration of hydrogen ions (H+) in a 0.1M solution of sulfuric acid.
answered
Feb 14
in
Chemical bonding
0
votes
43
views
How does soil contamination with heavy metals affect the growth of agricultural crops?
answered
Feb 14
in
Environmental Chemistry
0
votes
10
views
How can the photochemical properties of fluorescent dyes be utilized to study biological systems and what are the considerations that need to be made when selecting a fluorescent dye for a particular application in photochemistry?
answered
Feb 10
in
PhotoChemistry
0
votes
33
views
How can inadequate training for chemistry teachers be improved to better equip them with the knowledge and skills necessary to effectively teach and engage students in the subject of chemistry?
answered
Feb 6
in
Chemical education
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votes
28
views
How can chemistry students learn and understand experimental concepts effectively without access to laboratory equipment and facilities?
answered
Feb 5
in
Chemical education
0
votes
90
views
A chemistry student is required to calculate the activation energy of a chemical reaction. Given the rate constant of a reaction at two different temperatures, what is the activation energy?
answered
Jan 22
in
Chemical reactions
0
votes
102
views
What is the systematic name of a cycloalkane with 10 carbon atoms?
answered
Jan 21
in
Organic Chemistry
0
votes
51
views
How does the social identity theory explain group behaviour?
answered
Jan 20
in
Psychology
0
votes
77
views
According to the creativity-supporting environment model, what are the three key environmental factors that foster creativity?
answered
Jan 20
in
Psychology
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votes
41
views
How does the social identity theory differ from the self-categorisation theory?
answered
Jan 20
in
Psychology
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