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0
votes
1
answer
21
views
What is the effect of changing pH on the rate of reaction between hydrochloric acid and magnesium ribbon?
asked
3 days
ago
in
Chemical kinetics
0
votes
1
answer
27
views
What is the most environmentally friendly polymer-based packaging material and how does its production and use compare to traditional packaging materials, such as plastics?
asked
3 days
ago
in
Polymer Chemistry
0
votes
1
answer
17
views
What is the most effective reaction conditions (temperature, pressure, catalyst, etc.) for the synthesis of high molecular weight polyvinyl alcohol from vinyl acetate monomer?
asked
4 days
ago
in
Chemical synthesis
0
votes
1
answer
18
views
How does the morphology of the conductive polymer affect its electrical conductivity and mechanical properties in flexible electronics?
asked
4 days
ago
in
Materials Chemistry
0
votes
1
answer
24
views
How does the increase in greenhouse gas concentrations, such as carbon dioxide, methane, and nitrous oxide, impact the global temperature and climate patterns?
asked
5 days
ago
in
Environmental Chemistry
0
votes
1
answer
43
views
What is the reaction rate constant for the reaction A + B → C if the initial concentration of A is 0.2 M, the initial concentration of B is 0.3 M, the initial rate of reaction is 0.1 M/s, and the reaction is of first order with respect to both A and B?
asked
Feb 13
in
Chemical reactions
0
votes
1
answer
46
views
Calculate the standard potential of the cell Ag(s) | Ag+(aq, 0.0100 M) || Cu2+(aq, 1.00 M) | Cu(s) at 25°C.
asked
Feb 3
in
ElectroChemistry
0
votes
1
answer
10
views
What is the chemical structure of a compound with a chemical formula of C9H10O2 that shows a signal at 2.3 ppm in its proton NMR spectrum and has a singlet signal at 170 ppm in its carbon NMR spectrum?
asked
Jan 31
in
Physical Chemistry
0
votes
1
answer
69
views
Classify the following compounds as ionic, covalent, or metallic: NaCl, H2O, Fe, CO2, MgO.
asked
Jan 30
in
Inorganic Chemistry
0
votes
1
answer
50
views
Calculate the exchange current density for the redox reaction: Fe2+ + Cr2O72- + 14H+ → 2Fe3+ + 2Cr3+ + 7H2O Given that the standard potential for the reaction at 25°C is 1.33 V, the gas constant is 8.314 J/mol K, and the temperature is 298 K.
asked
Jan 23
in
ElectroChemistry
0
votes
1
answer
67
views
Please compare the trait and biological theories of personality.
asked
Jan 20
in
Psychology
0
votes
1
answer
31
views
Who discovered the Stroop effect?
asked
Jan 20
in
Psychology
0
votes
1
answer
26
views
According to the Cognitive Neuroscience of Consciousness, what characterises conscious perception?
asked
Jan 20
in
Psychology
0
votes
1
answer
13
views
What is the difference between explicit and implicit memory according to the dual-process theory?
asked
Jan 17
in
Psychology
0
votes
1
answer
73
views
What is the difference between the transactional and transformational approach to leadership?
asked
Jan 16
in
Psychology
0
votes
1
answer
29
views
What is the Tripartite Model of Personal Identity?
asked
Jan 15
in
Psychology
0
votes
1
answer
49
views
What is assisted suicide?
asked
Jan 15
in
Psychology
0
votes
1
answer
43
views
When was the Minority Stress Model introduced?
asked
Jan 15
in
Psychology
0
votes
1
answer
42
views
What is the role of leadership in group dynamics?
asked
Jan 14
in
Psychology
0
votes
1
answer
29
views
What is the importance of cultural humility in psychology?
asked
Jan 14
in
Psychology
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