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What is the optimum temperature and concentration of initiator for the synthesis of high molecular weight polyacrylonitrile from acrylonitrile monomer, and what effect does changing these parameters have on the yield and properties of the polymer?
asked
Feb 22
in
Chemical synthesis
0
votes
1
answer
42
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How does the nature of chemical bonding in a molecule affect its molecular structure?
asked
Feb 21
in
Chemical education
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1
answer
31
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Identify the type of inorganic compound formed between potassium and chlorine atoms, and explain your reasoning.
asked
Feb 20
in
Inorganic Chemistry
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votes
1
answer
101
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How can we isolate and purify the bioactive compounds from a natural product and determine its pharmacological activity for potential medicinal use?
asked
Feb 13
in
Medicinal Chemistry
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votes
1
answer
129
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Calculate the corrosion potential of a copper electrode that is coupled with a silver electrode in a 0.010 M silver nitrate solution at 25°C. Given that the standard reduction potential for Ag+ + e- → Ag is +0.80V and for Cu2+ + 2e- → Cu is +0.34V. What is the potential of the copper electrode with respect to the standard hydrogen electrode?
asked
Jan 23
in
ElectroChemistry
+1
vote
1
answer
87
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What is the zone of proximal development ZPD ?
asked
Jan 20
in
Psychology
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1
answer
55
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What is the Social Proof Theory?
asked
Jan 20
in
Psychology
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votes
1
answer
55
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What is Piaget's formal operational stage?
asked
Jan 20
in
Psychology
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votes
1
answer
76
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What is the name of the experiment that looked at the effects of groupthink?
asked
Jan 20
in
Psychology
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votes
1
answer
71
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According to the social learning theory, why do individuals imitate certain behaviours?
asked
Jan 17
in
Psychology
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votes
1
answer
60
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What is adaptation according to the sensory adaptation theory?
asked
Jan 17
in
Psychology
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votes
1
answer
38
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What is psychological flexibility?
asked
Jan 16
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Psychology
0
votes
1
answer
37
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What is the Gestalt principle of proximity?
asked
Jan 14
in
Psychology
0
votes
1
answer
62
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Which state of matter has the lowest density?
asked
Jan 8
in
Science
0
votes
1
answer
64
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Which region of dna consists of one or more genes that encode the proteins needed for a specific function?
asked
Jan 8
in
Science
0
votes
1
answer
58
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Which element has an atomic number of 16?
asked
Jan 8
in
Science
0
votes
1
answer
48
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Which period after birth has the most rapid growth?
asked
Jan 8
in
Science
0
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1
answer
43
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What part of the brain is attached to the brain stem but considered a separate region of the adult brain?
asked
Jan 7
in
Science
0
votes
1
answer
105
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What do rocket-based systems use to propel itself into space?
asked
Jan 6
in
Science
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votes
1
answer
62
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The cells of all protists have a what?
asked
Dec 31, 2024
in
Science
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