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Answers by MerryR11813
0
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35
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What is the effect of increasing the pH on the equilibrium position of the redox reaction between iodine and iodide ions?
answered
Feb 24
in
Chemical equilibrium
0
votes
29
views
How does the body synthesize non-essential amino acids, and what are the key enzymes involved in this process?
answered
Feb 20
in
BioChemistry
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votes
36
views
How does the surface modification of polymers affect their adhesion properties? Compare the adhesion strength of unmodified polymer surfaces to those treated with different surface modification techniques.
answered
Feb 17
in
Surface Chemistry
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votes
36
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How does the presence of quantum coherence and entanglement in molecular systems affect their reactivity and stability at the nanoscale level?
answered
Feb 14
in
Quantum Chemistry
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votes
41
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How do microorganisms assimilate di-nitrogen gas (N2) into an accessible form for living beings, and what biochemical pathways are involved in nitrogen metabolism to sustain the nitrogen balance in ecosystems?
answered
Feb 13
in
BioChemistry
0
votes
38
views
How can the synthesis of high molecular weight polyacrylonitrile from acrylonitrile monomer be optimized to achieve maximum yield and desired properties such as thermal stability and mechanical strength?
answered
Feb 11
in
Chemical synthesis
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votes
33
views
How can the properties of semiconductors be optimized for use in electronic devices such as solar cells and transistors?
answered
Feb 10
in
Materials Chemistry
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votes
36
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How can the efficiency of the system for the production of hydrogen fuel be improved to reduce the overall cost of hydrogen fuel production?
answered
Feb 7
in
Chemical engineering
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votes
48
views
How can inadequate emphasis on chemical reactions and equations affect a student's understanding of chemistry concepts, and what steps can be taken to improve this emphasis in the classroom?
answered
Feb 6
in
Chemical education
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69
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Determine the standard enthalpy change for the dissolution of 5.00 grams of magnesium chloride in water, given that the molar mass of MgCl2 is 95.21 g/mol and the standard enthalpy change of formation for magnesium chloride is -641.3 kJ/mol.
answered
Feb 4
in
Chemical thermodynamics
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votes
59
views
How can Raman spectroscopy be utilized to identify the presence of aspirin in a given sample?
answered
Jan 29
in
Analytical Chemistry
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78
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Calculate the enthalpy change of dissolving 10 grams of NaCl in 100 mL of water, assuming the resultant solution has a density of 1.0 g/mL and assuming that the heat evolved is absorbed by the water. Given: the enthalpy of hydration of NaCl is -787 kJ/mol.
answered
Jan 23
in
ThermoChemistry
0
votes
64
views
What is the cognitive reserve hypothesis?
answered
Jan 20
in
Psychology
0
votes
52
views
What is sensory memory displacement?
answered
Jan 20
in
Psychology
0
votes
93
views
Who are the out-group?
answered
Jan 20
in
Psychology
0
votes
61
views
When was the Iowa Gambling Task developed?
answered
Jan 20
in
Psychology
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votes
51
views
Who proposed the dual process theory of decision making?
answered
Jan 20
in
Psychology
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34
views
How does decision fatigue relate to the design of human-machine interfaces?
answered
Jan 20
in
Psychology
0
votes
116
views
What is the impact of historical events on the chronosystem?
answered
Jan 17
in
Psychology
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116
views
According to the dual-process model, what are the two types of coping strategies for dealing with trauma?
answered
Jan 17
in
Psychology
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