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User Melanie86K41
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26
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How do the electronic properties of a material change with different chemical functionalization techniques and how can those changes be accurately predicted using density functional theory calculations?
answered
Feb 20
in
Computational Chemistry
0
votes
64
views
What is the role of histones in the regulation of DNA transcription and how do chemical modifications to histones affect this process?
answered
Feb 13
in
BioChemistry
0
votes
38
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How can chemistry teacher education be improved to better prepare teachers to effectively teach complex concepts and help students develop a strong foundation in chemistry?
answered
Feb 5
in
Chemical education
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69
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Calculate the pH of a 0.1 M solution of acetic acid (Ka = 1.8 x 10^-5).
answered
Feb 3
in
Chemical reactions
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102
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Question: A chemistry student wants to determine the concentration of copper (II) ions in a water sample. The student has access to a UV-Vis spectrophotometer and a copper (II) sulfate standard solution. Outline the steps the student should take to quantify the concentration of copper (II) ions in the water.
answered
Jan 30
in
Analytical Chemistry
0
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51
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Calculate the enthalpy change of polymerization for the formation of polystyrene from its monomer, styrene, given the following data:- ΔH°f (Styrene) = -25.68 kJ/mol- Bond enthalpies: C-C = 347 kJ/mol; C=C = 611 kJ/mol; C-H = 413 kJ/mol
answered
Jan 23
in
ThermoChemistry
0
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77
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Calculate the bond energy required to break the carbon-carbon single bond in methane (CH4).
answered
Jan 23
in
Chemical reactions
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votes
105
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What is the product obtained when 3-methyl-1-phenylpropanal is heated with Tollen's reagent?
answered
Jan 21
in
Organic Chemistry
0
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44
views
What is ontology in psychology research philosophy?
answered
Jan 20
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Psychology
0
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81
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What is the role of neuroscience in understanding the human brain?
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Jan 20
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Psychology
0
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127
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Why is replication important in psychology?
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Jan 16
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Psychology
0
votes
39
views
What is social dominance theory?
answered
Jan 15
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Psychology
0
votes
78
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What is the Protection Motivation Theory?
answered
Jan 15
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Psychology
0
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59
views
What is adolescent development?
answered
Jan 14
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Psychology
0
votes
59
views
What is the main focus of contemporary psychology?
answered
Jan 14
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Psychology
0
votes
42
views
What is the Dunning-Kruger effect?
answered
Jan 14
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Psychology
0
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20
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Which type of membrane are ribosomes surrounded by?
answered
Jan 8
in
Science
0
votes
73
views
What type of treatment is necessary for anaphylaxis?
answered
Jan 8
in
Science
0
votes
63
views
What is the color of mercury(ii) oxide?
answered
Jan 6
in
Science
0
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56
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The theory of evolution by what (and other processes) explains both the diversity of organisms and how populations of organisms change over time?
answered
Jan 2
in
Science
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