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0
votes
24
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What is the predicted bond angle for a water molecule (H2O)? Provide a detailed explanation of the factors that determine the bond angle and how they contribute to the specific angle observed in water.
answered
Feb 22
in
Chemical bonding
0
votes
28
views
How does temperature affect the phase behavior of a liquid crystal mixture composed of nematic and smectic phases, as determined by Monte Carlo simulations?
answered
Feb 22
in
Computational Chemistry
0
votes
30
views
What are the regulatory mechanisms involved in the degradation of glycogen during fasting or exercise? How do these mechanisms differ from those involved in the synthesis of glycogen during the fed state?
answered
Feb 19
in
BioChemistry
0
votes
37
views
How does the regulation of the citric acid cycle in the mitochondria contribute to the regulation of cellular metabolism?
answered
Feb 18
in
BioChemistry
0
votes
33
views
What is the activation energy of the reaction between hydrogen peroxide and iodide ions, given that the rate constant at 25°C is 0.068 s^-1 and the activation energy is 75 kJ/mol?
answered
Feb 17
in
Chemical kinetics
0
votes
36
views
What are the mechanisms of degradation of polyethylene under UV light exposure and how can its stability be improved using different additives?
answered
Feb 14
in
Polymer Chemistry
0
votes
37
views
How can the integration of environmental chemistry into the existing curriculum of a chemistry syllabus enhance students' understanding of the impact of chemical reactions on the environment and promote responsible use of chemicals in their future careers?
answered
Feb 7
in
Chemical education
0
votes
80
views
Dinitrogen tetroxide converts into nitrogen dioxide according to the following equation N2O4(g) ⇋ 2NO2(g). At equilibrium, the concentration of N2O4 is found to be 0.02 M and the concentration of NO2 is found to be 0.08 M. Calculate the equilibrium constant (Kc) for this reaction.
answered
Feb 4
in
Chemical equilibrium
0
votes
96
views
How do changes in the composition of perovskite materials affect their electronic and optical properties, and what are the most effective methods for calculating and predicting these properties?
answered
Jan 31
in
Quantum Chemistry
0
votes
79
views
Calculate the bond dissociation energy (in kJ/mol) for the breaking of the carbon-hydrogen (C-H) bond in methane (CH4), given the following information: CH4 (g) → CH3 (g) + H (g) ∆H = 432 kJ/mol Note: The bond dissociation energy is the amount of energy required to break a bond between two atoms in a molecule, resulting in two separate atoms.
answered
Jan 23
in
ThermoChemistry
0
votes
95
views
How does Vygotsky's theory differ from Piaget's?
answered
Jan 20
in
Psychology
0
votes
75
views
According to the biopsychosocial model, what are the factors that contribute to health and illness?
answered
Jan 20
in
Psychology
0
votes
119
views
What is the Criticism of REBT?
answered
Jan 16
in
Psychology
0
votes
37
views
What is the difference between a systematic review and a narrative review?
answered
Jan 16
in
Psychology
0
votes
32
views
Who proposed the theory of attention?
answered
Jan 16
in
Psychology
0
votes
136
views
What is a core principle of the Behavioural approach?
answered
Jan 15
in
Psychology
0
votes
105
views
What is the difference between a dependent and independent variable?
answered
Jan 14
in
Psychology
0
votes
77
views
Which scientist built the first telescope?
answered
Jan 8
in
Science
0
votes
30
views
What kind of solids have particles that are arranged in a regular repeating pattern?
answered
Jan 7
in
Science
0
votes
80
views
What do living things need to survive?
answered
Jan 6
in
Science
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