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29
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How does the particle size of a colloidal solution affect its color intensity and stability?
answered
Feb 22
in
Physical Chemistry
0
votes
23
views
What is the effect of doubling the concentration of reactants on the reaction rate of the iodine clock reaction between potassium iodide (KI) and hydrogen peroxide (H2O2)?
answered
Feb 20
in
Chemical kinetics
0
votes
71
views
What is the oxidation state of nitrogen in NaNO3?
answered
Feb 13
in
Chemical reactions
0
votes
73
views
How can the synthesis and characterization of new materials for use in fuel cells be optimized to improve the efficiency and durability of fuel cell technology?
answered
Feb 11
in
Materials Chemistry
0
votes
70
views
How can the production process of fragrances be improved to increase yield and reduce waste using chemical engineering principles?
answered
Feb 10
in
Chemical engineering
0
votes
51
views
How can the photochromic properties of a material be optimized for more efficient and stable photochemical reactions?
answered
Feb 10
in
PhotoChemistry
0
votes
40
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How can the efficiency of the process for the production of food additives by chemical engineering be improved without compromising the quality and safety of the end product?
answered
Feb 7
in
Chemical engineering
0
votes
40
views
How can chemistry students with limited opportunities for hands-on experimentation increase their understanding of chemical concepts and improve their experimental skills?
answered
Feb 5
in
Chemical education
0
votes
69
views
Calculate the enthalpy of polymerization for the synthesis of polyethylene from its monomer using the given data:- Standard enthalpy of formation of ethylene (C2H4) = +52.3 kJ/mol- Standard enthalpy of formation of polyethylene (-[-CH2-]n-) = -256 kJ/mol
answered
Jan 23
in
ThermoChemistry
0
votes
73
views
Calculate the bond order and bond length of the nitrogen-oxygen bond in nitrous oxide (N2O).
answered
Jan 23
in
Inorganic Chemistry
0
votes
63
views
Who founded the field of flow?
answered
Jan 20
in
Psychology
0
votes
63
views
Why is Erikson's theory of psychosocial development important to psychology?
answered
Jan 17
in
Psychology
0
votes
38
views
How can researchers assess and improve the quality of cross-cultural studies?
answered
Jan 16
in
Psychology
0
votes
98
views
Who developed the interpersonal theory of personality disorders?
answered
Jan 16
in
Psychology
0
votes
64
views
What is the difference between OCD and OCPD?
answered
Jan 14
in
Psychology
0
votes
102
views
What is sleep deprivation?
answered
Jan 14
in
Psychology
0
votes
58
views
Who wrote the book, on the origin of species?
answered
Jan 8
in
Science
0
votes
47
views
What were the first vertebrates to evolve?
answered
Jan 8
in
Science
0
votes
48
views
What is the first year of life following birth called?
answered
Jan 7
in
Science
0
votes
62
views
What cause the rippled surface of the ocean?
answered
Jan 6
in
Science
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