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1
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How does the size and composition of microplastics affect their toxicity towards marine life?
asked
Feb 24
in
Environmental Chemistry
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votes
1
answer
30
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How does the polarity of the solvent affect the rate of photochemical reactions in different solvents? Provide experimental evidence to support your answer.
asked
Feb 22
in
PhotoChemistry
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1
answer
30
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How does the introduction of heavy lanthanide ions affect the quantum efficiency of photochemical processes in coordination compounds?
asked
Feb 20
in
PhotoChemistry
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1
answer
37
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How can we use quantum chemistry to predict the catalytic activity and selectivity of a particular catalyst in a chemical reaction?
asked
Feb 14
in
Quantum Chemistry
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1
answer
45
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How can chemical educators simplify complex chemical concepts without losing their scientific accuracy?
asked
Feb 4
in
Chemical education
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1
answer
68
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Determine the acidity or basicity of the following molecules: ammonia (NH3), hydrogen chloride (HCl), water (H2O), and carbon dioxide (CO2). Rank them in order of increasing acidity or increasing basicity and explain your reasoning.
asked
Feb 4
in
Chemical bonding
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1
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89
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Calculate the standard enthalpy change (∆H°) for the reaction between 25.0 mL of 0.100 M HCl and 25.0 mL of 0.100 M NaOH at 25°C. The density of each solution is 1.00 g/mL and the heat capacity of the solution is 4.18 J/g·°C. The reaction takes place in a calorimeter, and the temperature increase is measured to be 8.47°C.
asked
Feb 3
in
Chemical thermodynamics
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1
answer
73
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How can the concentration of lead in a given water sample be determined using atomic absorption spectroscopy?
asked
Jan 29
in
Analytical Chemistry
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1
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69
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Calculate the heat of hydration for magnesium ion when 0.5 moles of magnesium chloride is dissolved in 500 ml of water at 25°C. Given that the enthalpy change of solution for magnesium chloride is -641 kJ/mol and the specific heat capacity of water is 4.18 J/g°C.
asked
Jan 23
in
ThermoChemistry
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1
answer
76
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When was the Milgram Experiment conducted?
asked
Jan 20
in
Psychology
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votes
1
answer
48
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Please evaluate the Milgram experiment.
asked
Jan 20
in
Psychology
0
votes
1
answer
74
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When was the concept of the Self-Compassion Scale introduced?
asked
Jan 20
in
Psychology
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1
answer
33
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What is the positivist school?
asked
Jan 17
in
Psychology
0
votes
1
answer
66
views
According to the tripartite model, what is the present identity?
asked
Jan 15
in
Psychology
0
votes
1
answer
35
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Who is the psychologist who proposed the theory of cognitive load?
asked
Jan 15
in
Psychology
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votes
1
answer
65
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What is confirmatory bias?
asked
Jan 15
in
Psychology
0
votes
1
answer
94
views
What is parental investment theory?
asked
Jan 15
in
Psychology
0
votes
1
answer
84
views
What is the independent variable?
asked
Jan 14
in
Psychology
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votes
1
answer
31
views
What is the psychology of colonialism?
asked
Jan 14
in
Psychology
0
votes
1
answer
59
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What is retroactive interference?
asked
Jan 14
in
Psychology
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