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0
votes
1
answer
34
views
What is the predicted bond angle in a molecule of carbon dioxide (CO2)?
asked
Feb 22
in
Chemical bonding
0
votes
1
answer
34
views
What is the mechanism of the Pinacol-Pinacolone rearrangement and how does it differ from the Beckmann rearrangement? Provide the structures of the reactants, intermediate(s), and products involved in both reactions.
asked
Feb 22
in
Organic Chemistry
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votes
1
answer
29
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What is the molecular geometry of the H2O molecule?
asked
Feb 21
in
Chemical bonding
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1
answer
39
views
How effective are the current environmental regulations in reducing air pollution levels in urban areas?
asked
Feb 20
in
Environmental Chemistry
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votes
1
answer
36
views
What is the effect of temperature on the reaction rate and reaction yield of a chemical reaction between reactant A and reactant B? Design an experiment to investigate this relationship and provide a detailed analysis of the data obtained.
asked
Feb 20
in
Chemical kinetics
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votes
1
answer
73
views
How does the presence of landfill leachate affect the concentration of heavy metals and organic pollutants in groundwater and what are the potential risks to human health and the environment?
asked
Feb 13
in
Environmental Chemistry
0
votes
1
answer
52
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How can the chemical properties of antibiotics be modified to improve their efficacy against drug-resistant bacteria and reduce the emergence of new resistant strains?
asked
Feb 6
in
Medicinal Chemistry
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votes
1
answer
44
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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?
asked
Feb 5
in
Chemical education
0
votes
1
answer
126
views
Determine the oxidation state of the carbon atom in the molecule C2H5OH.
asked
Feb 4
in
Chemical reactions
0
votes
1
answer
72
views
Calculate the heat of hydration for the reaction between 1 mol of anhydrous magnesium sulfate and enough water to produce 1 mol of hydrated magnesium sulfate, given that the enthalpy change of the reaction is -108 kJ/mol.
asked
Jan 23
in
ThermoChemistry
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1
answer
54
views
Calculate the enthalpy change for the complete oxidation of 12.5 g of methane gas assuming that all the heat evolved is used to heat up 150 g of water from 25°C to 35°C. The enthalpy of formation of CH4(g) and H2O(l) are -74.8 kJ/mol and -285.8 kJ/mol, respectively.
asked
Jan 23
in
ThermoChemistry
0
votes
1
answer
132
views
How can positive psychology interventions benefit individuals?
asked
Jan 20
in
Psychology
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votes
1
answer
57
views
According to the prospect theory, how do people perceive probabilities?
asked
Jan 20
in
Psychology
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votes
1
answer
92
views
How can social learning theory be used for social change?
asked
Jan 20
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Psychology
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votes
1
answer
94
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How can the concept of self-compassion be used in a positive psychology setting?
asked
Jan 17
in
Psychology
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votes
1
answer
55
views
How does alcohol affect the brain?
asked
Jan 17
in
Psychology
0
votes
1
answer
41
views
What is a case description in qualitative research?
asked
Jan 16
in
Psychology
0
votes
1
answer
42
views
According to the feminist theory, what is the consequence of women's obsession with thinness on their empowerment?
asked
Jan 15
in
Psychology
0
votes
1
answer
38
views
Where are electrons located in relation to the nucleus?
asked
Jan 8
in
Science
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1
answer
58
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What phenotype do gain-of-function mutations usually result in?
asked
Jan 7
in
Science
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