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User AshleighFleg
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1
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What is the effect of changing the concentration of the reactants on the reaction rate and reaction yield of a chemical reaction, specifically the reaction between hydrogen peroxide and iodide ions?
asked
5 days
ago
in
Chemical kinetics
0
votes
1
answer
35
views
How does the presence of a catalyst affect the equilibrium position of a reversible reaction? Provide an example and explain your answer using Le Chatelier's principle.
asked
5 days
ago
in
Chemical equilibrium
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votes
1
answer
21
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How does the cooling rate affect the crystallization and morphology of polypropylene polymers?
asked
Feb 19
in
Polymer Chemistry
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votes
1
answer
29
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How does the binding of a ligand affect the stability of a protein complex?
asked
Feb 17
in
BioChemistry
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votes
1
answer
31
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What are the key steps and parameters involved in designing a process for the production of high-density polyethylene (HDPE) using the polymerization technique, and how can these be optimized to achieve the desired properties of the final product?
asked
Feb 12
in
Chemical engineering
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votes
1
answer
35
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How can the process for the production of industrial gases, such as nitrogen and oxygen, be optimized to increase yield while minimizing energy usage and waste generation?
asked
Feb 10
in
Chemical engineering
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votes
1
answer
35
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How can the ion conductivity of solid polymer electrolytes be enhanced to improve battery performance?
asked
Feb 7
in
Polymer Chemistry
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votes
1
answer
34
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How can environmental chemistry principles be incorporated into the curriculum of high school chemistry courses effectively, to ensure students have a better understanding of the impact of chemicals and pollutants on the environment and human health?
asked
Feb 6
in
Chemical education
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votes
1
answer
61
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Given that the enthalpy of vaporization of water is 40.7 kJ/mol at its boiling point of 100°C, calculate the amount of energy required to boil 500g of water starting from 25°C.
asked
Feb 4
in
ThermoChemistry
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votes
1
answer
60
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Calculate the standard enthalpy change for the neutralization of 50 mL of 0.1 M hydrochloric acid with 50 mL of 0.1 M sodium hydroxide at a constant pressure and a temperature of 25°C. The balanced equation for the reaction is: HCl(aq) + NaOH(aq) → NaCl(aq) + H2O(l)
asked
Feb 3
in
Chemical thermodynamics
0
votes
1
answer
61
views
How does the activation energy impact the rate of electron transfer in a redox reaction? Please provide an example.
asked
Jan 30
in
Quantum Chemistry
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votes
1
answer
52
views
How can we analyze the composition of a mixed sample of amino acids using liquid chromatography?
asked
Jan 29
in
Analytical Chemistry
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1
answer
25
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Where are the Broca's and Wernicke's area located?
asked
Jan 20
in
Psychology
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votes
1
answer
30
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In contrast, how does social learning theory see the achievement of success?
asked
Jan 20
in
Psychology
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1
answer
41
views
Who developed self-determination theory?
asked
Jan 15
in
Psychology
0
votes
1
answer
51
views
What is the trichromatic theory of colour vision?
asked
Jan 14
in
Psychology
0
votes
1
answer
71
views
Which part of an earthquake is in the ground where the ground breaks?
asked
Jan 8
in
Science
0
votes
1
answer
32
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What is the thin coat of phospholipids that surrounds the cell and controls what enters and leaves?
asked
Jan 7
in
Science
0
votes
1
answer
44
views
What is the term for the difference in elevation between two contour lines?
asked
Jan 7
in
Science
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1
answer
11
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What broad category of animals shows adaptations from water-dwelling to land-dweller, including the ability to breathe air and legs to move on land?
asked
Jan 6
in
Science
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