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Answers by CarleyK5281
0
votes
15
views
What is the most effective catalyst for the polymerization of ethylene oxide to produce high molecular weight polyethylene oxide?
answered
4 days
ago
in
Chemical synthesis
0
votes
25
views
What is the maximum yield of benzocaine that can be obtained from the reaction of p-aminobenzoic acid and ethanol under specific conditions, and how do the reactant ratios and reaction temperature affect the yield?
answered
4 days
ago
in
Chemical synthesis
0
votes
23
views
How does the excitation wavelength affect the emission intensity and lifetime of a commonly used fluorescent dye such as fluorescein?
answered
5 days
ago
in
PhotoChemistry
0
votes
26
views
What is the bond dissociation energy of the chlorine molecule (Cl2) in kilojoules per mole (kJ/mol)? Given that the bond length of Cl-Cl is 198 pm, and the enthalpy change for the reaction Cl2(g) -> 2Cl(g) is 242 kJ/mol.
answered
Feb 18
in
ThermoChemistry
0
votes
24
views
What is the balanced chemical equation for the reaction between sodium hydroxide (NaOH) and hydrochloric acid (HCl)?
answered
Feb 17
in
Chemical reactions
0
votes
36
views
What is the role of the metal ion in the metalloenzymes carbonic anhydrase and ribonucleotide reductase? How do the coordination properties of the metal ion contribute to the enzyme's activity and specificity?
answered
Feb 13
in
Coordination Chemistry
0
votes
40
views
What type of intermolecular forces exist in a sample of water at room temperature?
answered
Feb 13
in
Chemical bonding
0
votes
37
views
What is the role of chlorofluorocarbons (CFCs) in the process of ozone depletion and how does their chemical structure contribute to their impact on the atmosphere?
answered
Feb 12
in
Environmental Chemistry
0
votes
42
views
How can the process parameters be optimized for the production of polymers with a high molecular weight and narrow size distribution, using the available equipment and raw materials?
answered
Feb 10
in
Chemical engineering
0
votes
25
views
How can the polymerization reaction of acrylonitrile monomer be optimized to increase the production yield and molecular weight of polyacrylonitrile?
answered
Feb 10
in
Chemical synthesis
0
votes
33
views
How can the efficiency of the photochemical degradation of pollutants be improved for industrial applications in water treatment facilities? What factors could potentially affect the photolysis rate of pollutants such as dyes, pharmaceuticals, and pesticides in the water?
answered
Feb 7
in
PhotoChemistry
0
votes
46
views
Calculate the surface tension of water at a temperature of 25°C using the capillary rise method, given that the diameter of the capillary tube is 0.8 mm and the rise of water in the tube is 3 cm.
answered
Feb 3
in
Surface Chemistry
0
votes
50
views
A chemistry student has two containers, one with 25 grams of hydrogen gas and the other with 35 grams of oxygen gas. What mass of water can be produced when these two gases undergo a reaction and which gas is the limiting reactant?
answered
Jan 22
in
Chemical reactions
0
votes
79
views
What is the chemical formula and structural formula of 3-ethylhexane?
answered
Jan 21
in
Organic Chemistry
0
votes
51
views
When evaluating a theory, what is the criterion for explanatory power?
answered
Jan 20
in
Psychology
0
votes
42
views
What was the aim of the Kitty Genovese study?
answered
Jan 20
in
Psychology
0
votes
45
views
What is the main criticism of existential therapy?
answered
Jan 20
in
Psychology
0
votes
32
views
What is the role of context in discursive psychology?
answered
Jan 17
in
Psychology
0
votes
53
views
According to the James-Lange theory, when does an emotional experience occur?
answered
Jan 17
in
Psychology
0
votes
41
views
According to Jean Piaget, how does cognitive development occur in children?
answered
Jan 15
in
Psychology
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