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0
votes
34
views
What is the relationship between doping concentration and conductivity in a semiconducting material used in electronic devices?
answered
Feb 24
in
Materials Chemistry
0
votes
30
views
How does the presence of a functional group on the fluorescent dye molecule affect its photochemical properties, such as excitation and emission wavelengths?
answered
Feb 22
in
PhotoChemistry
0
votes
26
views
What is the optimal reaction time and temperature for the preparation of 2,4-dinitrobenzoic acid from benzoic acid and nitric acid to achieve the highest yield and purity?
answered
Feb 22
in
Chemical synthesis
0
votes
27
views
How does the molecular structure and size of a system affect its quantum transport properties, and what are the underlying chemical principles involved?
answered
Feb 21
in
Quantum Chemistry
0
votes
28
views
How does the equilibrium position of an acid-base reaction change when the pH of the solution is altered?
answered
Feb 20
in
Chemical equilibrium
0
votes
35
views
What is the effect of changing the concentration of reactants on the rate of chemical reaction between hydrochloric acid and sodium thiosulphate?
answered
Feb 19
in
Chemical kinetics
0
votes
36
views
How does the concentration of substrate affect the rate of enzyme catalyzed reaction? Provide a detailed explanation using the Michaelis-Menten equation.
answered
Feb 19
in
BioChemistry
0
votes
37
views
How does the use of Monte Carlo simulations improve our understanding of phase transitions in chemical systems?
answered
Feb 13
in
Computational Chemistry
0
votes
101
views
How can we isolate and purify the bioactive compounds from a natural product and determine its pharmacological activity for potential medicinal use?
answered
Feb 13
in
Medicinal Chemistry
0
votes
52
views
What is the effect of intermolecular non-covalent interactions on the stability of protein-ligand complexes, and how can we quantify and predict them using quantum chemical calculations?
answered
Feb 13
in
Computational Chemistry
0
votes
89
views
How do different types of pollutants affect the growth and survival of aquatic plants and animals?
answered
Feb 12
in
Environmental Chemistry
0
votes
35
views
How can we use computer-aided drug design (CADD) to identify new compounds with better anticancer activity compared to existing chemotherapy drugs?
answered
Feb 12
in
Medicinal Chemistry
0
votes
34
views
How can the medicinal chemistry approach be applied to develop new treatments for viral infections that are resistant to currently available antiviral drugs?
answered
Feb 10
in
Medicinal Chemistry
0
votes
37
views
How can Fourier Transform Infrared Spectroscopy (FTIR) be used to identify the chemical composition of a polymer sample?
answered
Feb 6
in
Polymer Chemistry
0
votes
41
views
How can chemistry students be exposed to current research in the field when limited resources are available in their educational institution?
answered
Feb 4
in
Chemical education
0
votes
69
views
Determine the VSEPR geometry of the methane molecule (CH4) and draw its Lewis structure.
answered
Feb 4
in
Chemical bonding
0
votes
98
views
How do carbohydrates interact with proteins and what chemical properties govern these interactions?
answered
Jan 31
in
BioChemistry
0
votes
75
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Calculate the enthalpy change of isomerization for the conversion of cis-but-2-ene to trans-but-2-ene if the enthalpy of formation of cis-but-2-ene is -24.7 kJ/mol and the enthalpy of formation of trans-but-2-ene is -28.6 kJ/mol. The heat of combustion of but-2-ene is -2723 kJ/mol.
answered
Jan 23
in
ThermoChemistry
0
votes
101
views
A chemistry student wants to determine the enthalpy change of a chemical reaction. They have 25 g of sodium hydroxide and want to mix it with 50 mL of 1.0 M hydrochloric acid. What is the maximum temperature change they can expect to see, assuming constant pressure and perfect heat transfer, and what is the enthalpy change of the reaction?
answered
Jan 22
in
Physical Chemistry
0
votes
39
views
Why is the social-cognitive theory important to psychology?
answered
Jan 20
in
Psychology
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