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1
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24
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What is the optimum Si/Al ratio needed for the catalytic cracking of hydrocarbons in zeolites using computational chemistry techniques?
asked
Feb 22
in
Computational Chemistry
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votes
1
answer
39
views
What are the factors that influence the degradation and stability of polymeric materials and how can they be mitigated or controlled to enhance the longevity and performance of these materials in various applications?
asked
Feb 19
in
Polymer Chemistry
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votes
1
answer
28
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How does the coordination chemistry of metalloenzymes and metalloproteins influence their catalytic activity and how can this knowledge be used to design new and more efficient enzymes for industrial and medical applications?
asked
Feb 19
in
Coordination Chemistry
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votes
1
answer
35
views
How does the co-administration of Warfarin and Aspirin affect the pharmacokinetics and pharmacodynamics of each drug in patients with cardiovascular diseases?
asked
Feb 18
in
Medicinal Chemistry
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votes
1
answer
42
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How can the yield and purity of the pharmaceutical drug be optimized in the process of production, while minimizing the use of hazardous chemicals and waste generation in the process, using principles of green chemistry?
asked
Feb 14
in
Chemical engineering
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votes
1
answer
13
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What are the different types of isomerism in coordination compounds, and how do they differ from each other? Provide an example of each type of isomerism in a coordination compound and explain their structural differences.
asked
Feb 13
in
Coordination Chemistry
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votes
1
answer
79
views
How do DNA-protein interactions regulate the transcription of genes in biochemical processes? What specific biochemical mechanisms or factors are involved in the regulation of these interactions?
asked
Feb 12
in
BioChemistry
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votes
1
answer
33
views
How can coordination chemistry principles be applied to design more efficient chelating agents for the treatment of heavy metal poisoning in humans?
asked
Feb 5
in
Coordination Chemistry
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votes
1
answer
39
views
Determine the boiling point of sodium chloride (NaCl) at an external pressure of 1 atm, given its heat of vaporization is 406.6 kJ/mol and its melting point is 801°C.
asked
Feb 4
in
Inorganic Chemistry
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votes
1
answer
47
views
How does the acetylation of histone proteins affect the binding of transcription factors to DNA, and what role does this play in regulating gene expression?
asked
Jan 30
in
BioChemistry
0
votes
1
answer
71
views
Calculate the heat capacity of 25 grams of liquid ethanol at 25°C when it is heated from 25°C to 35°C by absorbing 150 Joules of heat. The specific heat of ethanol is 2.44 J/g°C.
asked
Jan 23
in
Chemical thermodynamics
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votes
1
answer
74
views
Calculate the enthalpy of oxidation of methane gas in kJ/mol if the reaction produces carbon dioxide gas and water vapor, and the enthalpy changes for the following reactions are known: - Enthalpy change of combustion of methane = -890.3 kJ/mol - Enthalpy change of formation of carbon dioxide = -393.5 kJ/mol - Enthalpy change of formation of water vapor = -241.8 kJ/mol
asked
Jan 23
in
ThermoChemistry
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votes
1
answer
75
views
Calculate the amount of heat required to raise the temperature of 50 grams of water from 25°C to 85°C, given the specific heat of water is 4.184 J/g°C.
asked
Jan 23
in
ThermoChemistry
0
votes
1
answer
141
views
What is the pH of a solution prepared by mixing 25 mL of 0.1 M hydrochloric acid (HCl) with 50 mL of 0.05 M sodium hydroxide (NaOH)?
asked
Jan 21
in
Inorganic Chemistry
0
votes
1
answer
63
views
According to the two-factor theory of emotion, what is the process of experiencing emotions?
asked
Jan 20
in
Psychology
0
votes
1
answer
33
views
What is the purpose of using random assignment in an experiment?
asked
Jan 20
in
Psychology
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votes
1
answer
77
views
According to the cognitive-behavioural theory, how does anxiety develop?
asked
Jan 17
in
Psychology
0
votes
1
answer
58
views
According to the cognitive-behavioural theory, what is the role of attitudes in behaviour change?
asked
Jan 17
in
Psychology
0
votes
1
answer
36
views
What is ambivalent attachment?
asked
Jan 17
in
Psychology
0
votes
1
answer
40
views
What is the trichromatic theory?
asked
Jan 16
in
Psychology
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