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Answers by TroyPurton77
0
votes
33
views
How does the photochemical nature of dyes and pigments affect their use in textile?
answered
Feb 22
in
PhotoChemistry
0
votes
35
views
What is the effect of temperature on the reaction rate of the decomposition of hydrogen peroxide catalyzed by manganese dioxide? How does the reaction rate change as the temperature increases, and what is the activation energy of the reaction?
answered
Feb 20
in
Chemical kinetics
0
votes
90
views
How do intermolecular forces affect the solubility of polar and nonpolar molecules in different solvents?
answered
Feb 13
in
Quantum Chemistry
0
votes
63
views
What is the role of the enzyme DNA polymerase III in DNA replication and how does it ensure fidelity during the process?
answered
Feb 12
in
BioChemistry
0
votes
37
views
How can chemistry students better prepare themselves for careers in the field, and are there any specific skills or knowledge areas that are often inadequately covered in traditional chemistry curricula?
answered
Feb 4
in
Chemical education
0
votes
55
views
Design a retrosynthesis pathway to synthesize benzyl alcohol from benzaldehyde using the appropriate reagents and reaction conditions.
answered
Feb 4
in
Organic Chemistry
0
votes
40
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Calculate the standard enthalpy of reduction for the following reaction: Fe2O3 (s) + 3 H2(g) → 2 Fe(s) + 3 H2O(g)Given: ΔH°f for Fe2O3 (s) = -824.2 kJ/mol ΔH°f for H2O(g) = -241.8 kJ/molΔH°f for Fe(s) = 0 kJ/mol
answered
Feb 3
in
ThermoChemistry
0
votes
81
views
A student wants to know how the equilibrium position of a weak acid such as acetic acid would be affected if they add more acetate ion. If the initial concentration of acetic acid is 0.1 M and initial concentration of acetate ion is 0.05 M. What will be the new concentration of acetate ion necessary to increase the pH of the solution by 0.5 units?
answered
Jan 22
in
Chemical equilibrium
0
votes
95
views
A certain hydrocarbon requires 343 kJ of energy to break one mole of carbon-carbon bonds and 413 kJ/mole to break one mole of carbon-hydrogen bonds. What is the bond dissociation energy of the carbon-carbon and carbon-hydrogen bonds in this hydrocarbon?
answered
Jan 22
in
ThermoChemistry
0
votes
40
views
What is the main premise of CBT?
answered
Jan 20
in
Psychology
0
votes
49
views
What is the difference between sensory memory, short-term memory, and long-term memory?
answered
Jan 20
in
Psychology
0
votes
41
views
Please compare cultural variations in depression prevalence.
answered
Jan 17
in
Psychology
0
votes
36
views
What is the experimenter bias?
answered
Jan 16
in
Psychology
0
votes
116
views
What are the potential consequences of ignoring indigenous psychology in mental health treatment?
answered
Jan 16
in
Psychology
0
votes
53
views
What is a perceptual set?
answered
Jan 14
in
Psychology
0
votes
67
views
What is the term used to describe the way in which one's membership in a social group impacts their attitudes and behaviours?
answered
Jan 14
in
Psychology
0
votes
90
views
What is family therapy?
answered
Jan 14
in
Psychology
0
votes
48
views
What are the key components of successful aging according to Laura Carstensen's socioemotional selective theory?
answered
Jan 14
in
Psychology
0
votes
42
views
Why is it necessary to maintain proper levels of cations in intercellular fluids?
answered
Jan 8
in
Science
0
votes
83
views
What process provides more than 99% of energy?
answered
Jan 7
in
Science
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