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How does the presence of a double bond affect the electrophilic addition reaction of an alkene with hydrogen bromide, and what is the mechanism behind this reaction?
answered
Feb 22
in
Organic Chemistry
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votes
82
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How can we synthesize a biodegradable polymer using renewable resources as starting materials, and what specific conditions and catalysts should be used in the reaction to achieve the desired properties of the polymer?
answered
Feb 14
in
Polymer Chemistry
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90
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How can chemistry teachers provide adequate support for students with learning disabilities in the classroom to ensure their success in the subject?
answered
Feb 5
in
Chemical education
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76
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Calculate the lattice energy of sodium chloride (NaCl) using Born-Haber cycle and Hess's law. Given the following data:- Enthalpy of sublimation of sodium (Na): +108.6 kJ/mol- Enthalpy of dissociation of chlorine (Cl2): +243.0 kJ/mol- Bond energy of Na-Cl bond: -412.0 kJ/mol- Ionization energy of sodium (Na): +496.0 kJ/mol- Electron affinity of chlorine (Cl): -349.0 kJ/mol- Heat of formation of sodium chloride (NaCl): -411.0 kJ/mol.
answered
Jan 23
in
Inorganic Chemistry
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104
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Why is the foot-in-the-door technique effective?
answered
Jan 20
in
Psychology
0
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114
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What is falsifiability in relation to theories?
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Jan 20
in
Psychology
0
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89
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How might peer relationships influence adolescent identity formation?
answered
Jan 20
in
Psychology
0
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175
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Why might a therapist use cognitive-behavioural therapy?
answered
Jan 17
in
Psychology
0
votes
118
views
Who developed the Discourse-Historical Approach?
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Jan 15
in
Psychology
0
votes
92
views
What can we do to promote ethical behaviour?
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Jan 14
in
Psychology
0
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46
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What is the relationship between depression and anxiety?
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Jan 14
in
Psychology
0
votes
72
views
What is the difference between normal and complicated grief?
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Jan 14
in
Psychology
0
votes
110
views
What is resolution?
answered
Jan 13
in
Psychology
0
votes
127
views
What is the argument for early specialisation in adolescence?
answered
Jan 13
in
Psychology
0
votes
67
views
Where does the christmas tree worm live?
answered
Jan 8
in
Science
0
votes
108
views
What were the first living things to evolve on earth?
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Jan 8
in
Science
0
votes
130
views
What two phases does the cell cycle consist of?
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Jan 8
in
Science
0
votes
47
views
What is the name for a specific amount of solute that can dissolve in a given amount of solvent?
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Jan 7
in
Science
0
votes
55
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What is a compound in which all of the atoms are connected to one another by covalent bonds?
answered
Jan 6
in
Science
0
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60
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What enthalpy change is observed in an exothermic reaction?
answered
Jan 6
in
Science
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