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1
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How does the properties of solid surfaces affect the adsorption of protein molecules and what are the mechanisms involved in the process?
asked
5 days
ago
in
Surface Chemistry
0
votes
1
answer
29
views
What is the most suitable polymer-based biomaterial for developing a tissue-engineered scaffold for articular cartilage repair, and why?
asked
6 days
ago
in
Polymer Chemistry
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votes
1
answer
24
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What is the effect of pH and temperature on the electrokinetic potential of a colloidal system containing silica nanoparticles?
asked
Feb 20
in
Surface Chemistry
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votes
1
answer
27
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How will an increase in temperature affect the equilibrium constant of the following reaction at equilibrium: N2 (g) + 3H2 (g) ⇌ 2NH3 (g) Assume that the reaction takes place at constant pressure.
asked
Feb 20
in
Chemical equilibrium
0
votes
1
answer
26
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How does the composition of a landfill leachate impact the pH and nutrient levels of groundwater in surrounding areas over a period of time?
asked
Feb 18
in
Environmental Chemistry
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votes
1
answer
22
views
What is the role of the active site in enzyme catalysis? How does the structure of the active site facilitate the conversion of substrate into product? Provide an example of an enzyme and its active site mechanism.
asked
Feb 17
in
BioChemistry
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votes
1
answer
25
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How does the enzyme RuBisCO catalyze the carboxylation of ribulose-1,5-bisphosphate (RuBP) during the Calvin cycle of photosynthesis? What is the chemical reaction that takes place and how is it regulated?
asked
Feb 14
in
BioChemistry
0
votes
1
answer
38
views
What is the molar mass of iron(III) sulfate hexahydrate?
asked
Feb 13
in
Inorganic Chemistry
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votes
1
answer
41
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What is the role of glutamine synthetase in nitrogen assimilation in plants? How does the enzyme function and what is its importance in plant growth and development?
asked
Feb 13
in
BioChemistry
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votes
1
answer
44
views
How can the synthesis of new materials for use in sensors be optimized to achieve maximum sensitivity and selectivity?
asked
Feb 11
in
Materials Chemistry
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votes
1
answer
42
views
How can the mechanical properties of polyurethane synthesized from diisocyanate and polyol be optimized by varying the reaction conditions such as temperature, reaction time or catalyst type?
asked
Feb 10
in
Chemical synthesis
0
votes
1
answer
39
views
How can the electronic and magnetic properties of molecular magnets be accurately predicted using quantum mechanical calculations?
asked
Feb 7
in
Quantum Chemistry
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votes
1
answer
27
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How can the chemical engineering principles be applied to design a sustainable and cost-effective system for the production of cosmetics, taking into account the environmental impact and the safety of both workers and consumers?
asked
Feb 6
in
Chemical engineering
0
votes
1
answer
34
views
Calculate the standard enthalpy change of the following chemical reaction at 298 K given the following bond energies: 2H2(g) + O2(g) --> 2H2O(l) Bond energies: H-H: 432 kJ/mol O=O: 498 kJ/mol O-H: 464 kJ/mol
asked
Feb 3
in
Physical Chemistry
0
votes
1
answer
85
views
How can you determine the concentration of copper (II) ions in a solution using colorimetry?
asked
Jan 30
in
Analytical Chemistry
0
votes
1
answer
73
views
Calculate the enthalpy of adsorption for the adsorption of 2.5 moles of nitrogen gas at 298 K on the surface area of 1 gram of activated charcoal, given that the partial pressure of nitrogen gas is 0.1 atm. The heat of vaporization of nitrogen is 5.6 kJ/mol. Express your answer in kJ/mol.
asked
Jan 23
in
ThermoChemistry
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votes
1
answer
36
views
According to the humanistic approach, what is the role of free will in personal growth?
asked
Jan 20
in
Psychology
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votes
1
answer
72
views
Who is more likely to engage in prejudice reduction strategies?
asked
Jan 20
in
Psychology
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1
answer
25
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Where did Jane Goodall conduct her research?
asked
Jan 17
in
Psychology
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1
answer
49
views
Who proposed the attribution theory?
asked
Jan 15
in
Psychology
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