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What is the optimum reaction conditions required for the synthesis of polyvinylpyrrolidone from vinylpyrrolidone monomer, and how do these conditions affect the molecular weight and viscosity of the resulting polymer?
asked
Feb 22
in
Chemical synthesis
0
votes
1
answer
36
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What factors affect the solubility of inorganic salts in water and how can we predict the solubility of a given inorganic salt in water using solubility product constants and ion concentration calculations?
asked
Feb 14
in
Inorganic Chemistry
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1
answer
89
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What is the mechanism of action of insulin, and how does it regulate blood glucose levels in the body?
asked
Feb 13
in
BioChemistry
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1
answer
47
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What is the hybridization of the central atom in the molecule H2SO4?
asked
Feb 13
in
Inorganic Chemistry
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1
answer
85
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How do different functional groups affect the surface properties, such as adsorption energy and surface coverage, of metal substrates using density functional theory calculations?
asked
Feb 12
in
Computational Chemistry
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1
answer
42
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How can the prediction of catalytic activity and selectivity of a chemical reaction be improved using quantum chemical calculations and simulations?
asked
Feb 10
in
Quantum Chemistry
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1
answer
35
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How can the electronic and magnetic properties of metal-organic frameworks be accurately predicted using quantum chemical calculations?
asked
Feb 7
in
Quantum Chemistry
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1
answer
89
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Calculate the standard enthalpy change for the phase transition reaction of solid ammonium nitrate (NH4NO3) to gaseous NH3 and NO2, given that the standard enthalpy of formation for solid NH4NO3 is -365.5 kJ/mol, the standard enthalpy of formation for NH3(g) is -46.1 kJ/mol, and the standard enthalpy of formation for NO2(g) is 33.2 kJ/mol.
asked
Feb 3
in
Chemical thermodynamics
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1
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123
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How can ab initio calculations be used to predict the excited state dynamics of a molecule and provide insights into its photochemical properties?
asked
Jan 30
in
Computational Chemistry
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1
answer
90
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When did the use of correlation become common in clinical psychology?
asked
Jan 20
in
Psychology
+1
vote
1
answer
101
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How can social learning theory help explain childhood aggression?
asked
Jan 20
in
Psychology
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votes
1
answer
43
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How does fluoxetine affect the brain?
asked
Jan 17
in
Psychology
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votes
1
answer
50
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How does the Terror Management Theory explain how people cope with the concept of mortality?
asked
Jan 17
in
Psychology
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votes
1
answer
47
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What is meant by a 'thick description'?
asked
Jan 17
in
Psychology
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1
answer
43
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What is a placebo control?
asked
Jan 16
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Psychology
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1
answer
87
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What is a direct influence in the Ecological Systems Theory?
asked
Jan 15
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Psychology
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votes
1
answer
61
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When was the 'Integrated Threat Theory' introduced?
asked
Jan 15
in
Psychology
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votes
1
answer
69
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What is the cognitive theory of motivation?
asked
Jan 15
in
Psychology
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votes
1
answer
41
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What are the Big Five personality traits?
asked
Jan 13
in
Psychology
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1
answer
52
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Which is the lightest of the widely used structural metals?
asked
Jan 8
in
Science
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