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What is the enthalpy of ionization for sodium, given that it takes 495 kJ/mol to remove one electron from a neutral sodium atom, and 4562 kJ/mol to remove a second electron from the sodium 1+ ion?
asked
Feb 20
in
ThermoChemistry
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votes
1
answer
32
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What is the mechanism of electrophilic addition reaction of HBr with propene?
asked
Feb 20
in
Organic Chemistry
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1
answer
28
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What is the effect of light on the electronic structure and reactivity of a specific molecule?
asked
Feb 19
in
Quantum Chemistry
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1
answer
33
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What is the effect of surface area and temperature on the adsorption of nitrogen gas on activated carbon?
asked
Feb 17
in
Surface Chemistry
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1
answer
56
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What is the coordination number of copper in a cubic closest-packed structure?
asked
Feb 13
in
Physical Chemistry
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1
answer
100
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How can the synthesis of biodegradable polymers be optimized to enhance their degradation rate while maintaining their mechanical properties?
asked
Feb 11
in
Polymer Chemistry
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1
answer
42
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How can the design of a chemical reactor be optimized for the production of 1000 kg of ammonia per hour, given the reaction rate and equilibrium constants for the Haber process, as well as the desired temperature and pressure conditions?
asked
Feb 6
in
Chemical engineering
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1
answer
40
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How can chemistry instructors effectively incorporate safety protocols into their teaching methods to ensure that students are adequately prepared to handle potentially hazardous materials in the lab environment?
asked
Feb 4
in
Chemical education
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votes
1
answer
76
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Calculate the pH of a solution with a concentration of 0.01 M HCl.
asked
Feb 3
in
Chemical reactions
0
votes
1
answer
90
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What is the main criticism of existential psychology?
asked
Jan 17
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Psychology
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1
answer
72
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What is the relationship between discourse and culture?
asked
Jan 17
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Psychology
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1
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97
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According to the cognitive approach, why do people behave the way they do?
asked
Jan 17
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Psychology
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votes
1
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166
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What is the role of dream analysis in Gestalt therapy?
asked
Jan 16
in
Psychology
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1
answer
57
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What is humanistic therapy?
asked
Jan 14
in
Psychology
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votes
1
answer
79
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What is cognitive map?
asked
Jan 14
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Psychology
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1
answer
79
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What is meant by the term 'cognition'?
asked
Jan 13
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Psychology
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1
answer
61
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When light is absorbed by a material, what may increase?
asked
Jan 8
in
Science
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votes
1
answer
74
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What is the theoretical event that began the universe often called?
asked
Jan 7
in
Science
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1
answer
72
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The zygote undergoes many cell divisions before it implants in the lining of what?
asked
Jan 2
in
Science
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votes
1
answer
23
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Anosmia, the loss of what sense, is often the result of the olfactory nerve being severed?
asked
Dec 30, 2024
in
Science
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