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1
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28
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How does the metal coordination environment of heme non-catalytic subunits of hemoglobin affect oxygen binding affinity at high altitude?
asked
Feb 20
in
Coordination Chemistry
0
votes
1
answer
35
views
What is the effect of different surface modification techniques on the contact angle of a polymer film?
asked
Feb 19
in
Surface Chemistry
0
votes
1
answer
31
views
How does the dielectric constant of a solvent affect the reaction rate of a chemical reaction?
asked
Feb 19
in
Chemical kinetics
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votes
1
answer
31
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What is the chemical structure of pyrrole and what are its properties that make it a key building block for many natural products and pharmaceutical drugs? Provide a specific example of a compound derived from pyrrole and explain its medicinal properties.
asked
Feb 14
in
Organic Chemistry
0
votes
1
answer
58
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How does increasing pressure affect the rate of reaction between hydrogen gas and iodine gas to form hydrogen iodide gas, and what is the rate law expression for this reaction under high-pressure conditions?
asked
Feb 13
in
Chemical kinetics
0
votes
1
answer
38
views
How can the knowledge of the mechanism of photochemical reactions in organic compounds be used to predict the products formed and optimize reaction conditions for improved yield?
asked
Feb 7
in
PhotoChemistry
0
votes
1
answer
57
views
Calculate the standard enthalpy change for the formation of one mole of methane (CH4) gas given the following information: - Heat of combustion of methane gas is -890.36 kJ/mol - Heat of formation of water (H2O) liquid is -285.83 kJ/mol - Heat of formation of carbon dioxide (CO2) gas is -393.52 kJ/mol
asked
Feb 3
in
Chemical thermodynamics
0
votes
1
answer
98
views
What is the role of carbohydrate-protein interactions in the recognition of cell surface receptors and how does the specific structure of carbohydrates contribute to this recognition process?
asked
Jan 31
in
BioChemistry
0
votes
1
answer
63
views
Calculate the bond dissociation energy of the nitrogen-nitrogen (N-N) bond in N2O4 given that the enthalpy change for the reaction 2N2O4(g) --> 4NO2(g) is -109.7 kJ/mol.
asked
Jan 23
in
ThermoChemistry
0
votes
1
answer
127
views
A student needs to calculate the resistance of an electrochemical cell that has a concentration of 0.1 M for both copper(II) and zinc(II) ions, using an electrochemical sensor that measures 2.5 volts for the cell. Calculate the resistance of the electrochemical cell at room temperature, given that the Faraday constant is 96485 C/mol and the gas constant is 8.314 J/(mol·K).
asked
Jan 22
in
ElectroChemistry
0
votes
1
answer
76
views
What is the 'zone of proximal development' according to Vygotsky's sociocultural theory?
asked
Jan 20
in
Psychology
0
votes
1
answer
39
views
What is the social-cognitive approach?
asked
Jan 20
in
Psychology
0
votes
1
answer
108
views
What is the dual-coding theory?
asked
Jan 20
in
Psychology
0
votes
1
answer
103
views
According to Maslow's hierarchy of needs, what is the ultimate goal for humans?
asked
Jan 17
in
Psychology
0
votes
0
answers
105
views
When was cognitive behavioural therapy developed?
asked
Jan 16
in
Psychology
0
votes
1
answer
56
views
What is the EEA?
asked
Jan 15
in
Psychology
+2
votes
1
answer
106
views
Zinc reacting with hydrochloric acid produces bubbles of which gas?
asked
Jan 8
in
Science
0
votes
1
answer
56
views
With a diet of live animals such as birds, small mammals and fish, all crocodilians are considered what?
asked
Jan 8
in
Science
0
votes
1
answer
44
views
Which vitamin is made in the skin when it is exposed to sunlight?
asked
Jan 8
in
Science
0
votes
1
answer
98
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What sciences are the study of living organisms?
asked
Jan 7
in
Science
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