Login
Remember
Register
Science Q&A Sarvan.Net
All Activity
Q&A
Questions
Hot!
Unanswered
Tags
Categories
Users
Ask a Question
About Us
XML Sitemap
Terms of Service
User EttaKee54894
Wall
Recent activity
All questions
All answers
Ask a Question
Questions by EttaKee54894
0
votes
1
answer
27
views
What is the effect of the size and shape of nanomaterials on their electronic and optical properties?
asked
Feb 24
in
Quantum Chemistry
0
votes
1
answer
39
views
What specific composition of metal alloys would be most effective in the fabrication of jet engine turbines for commercial airplanes, given the requirements of strength, durability, and operational temperature range?
asked
Feb 21
in
Materials Chemistry
0
votes
1
answer
33
views
What is the electronegativity difference between the hydrogen and chlorine atoms in an HCl molecule, and what type of bond do they form?
asked
Feb 20
in
Chemical bonding
0
votes
1
answer
31
views
What is the effect of varying the concentration of reactants on the rate of the reaction between sodium thiosulphate and hydrochloric acid, and how does this affect the reaction efficiency?
asked
Feb 20
in
Chemical kinetics
0
votes
1
answer
36
views
How does the composition of the spilled oil affect its degradation rate in the environment, and what are the most effective methods for remediation of oil spills according to their chemical properties?
asked
Feb 18
in
Environmental Chemistry
0
votes
1
answer
27
views
How does the amino acid sequence affect the folding mechanism of proteins, and can molecular dynamics simulations provide insights into the folding pathway and determine the stability of the folded structure?
asked
Feb 17
in
Computational Chemistry
0
votes
1
answer
74
views
What is the effect of incorporating different types of nanoparticles into a polymer matrix on the mechanical properties and thermal stability of polymer-based composites for aerospace applications?
asked
Feb 13
in
Polymer Chemistry
0
votes
1
answer
55
views
In the coordination compound [Co(en)2Cl2]Cl, identify the types of isomerism present and draw the structures of each isomer.
asked
Feb 13
in
Coordination Chemistry
0
votes
1
answer
54
views
What are the photochemical properties of gold nanoparticles and how do they affect their optical and electronic properties?
asked
Feb 13
in
PhotoChemistry
0
votes
1
answer
44
views
How can computational chemistry be used to study protein-protein interactions and lead to the discovery of potential inhibitors for disease-related interactions? Specifically, can molecular docking studies be used to predict the binding affinity and selectivity of a small molecule inhibitor to a protein-protein interface involved in a particular disease pathway?
asked
Feb 5
in
Computational Chemistry
0
votes
1
answer
91
views
Determine the standard enthalpy change for the following reaction: 2 Fe (s) + 3/2 O2 (g) → Fe2O3 (s) Given the following data: - ΔHf° of Fe2O3 (s) = -826 kJ/mol - ΔHf° of O2 (g) = 0 kJ/mol - The heat capacity of the calorimeter is 135 J/°C Assume that the reaction takes place at constant pressure and that the heat absorbed by the calorimeter is negligible.
asked
Feb 4
in
Chemical thermodynamics
0
votes
1
answer
44
views
Describe the photochemical properties of lanthanide complexes and explain how they differ from the photochemistry of other transition metal complexes? Provide examples of applications of lanthanide complexes in photochemistry.
asked
Feb 3
in
PhotoChemistry
0
votes
1
answer
88
views
Calculate the heat energy required to sublime 25 grams of dry ice (CO2) at -78.5 °C, given the heat of sublimation for CO2 is 573 kJ/mol.
asked
Jan 23
in
ThermoChemistry
0
votes
1
answer
76
views
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.
asked
Jan 23
in
ThermoChemistry
0
votes
1
answer
99
views
What is the systematic name of the following organic compound: CH3CH2CH2OH?
asked
Jan 21
in
Organic Chemistry
0
votes
1
answer
62
views
When does stress become harmful?
asked
Jan 20
in
Psychology
0
votes
1
answer
68
views
Why is identifying the audience important when creating a persuasive message?
asked
Jan 17
in
Psychology
0
votes
1
answer
103
views
What is a potential solution for reducing conflict based on the relative deprivation theory?
asked
Jan 17
in
Psychology
0
votes
1
answer
65
views
Who developed the concept of serotonin syndrome?
asked
Jan 16
in
Psychology
0
votes
1
answer
59
views
What is the Shepard's table illusion?
asked
Jan 15
in
Psychology
Page:
1
2
next »
37.4k
questions
37.2k
answers
2
comments
14.7k
users
Categories
All categories
Science
(12.0k)
Psychology
(10.5k)
Chemistry
(14.9k)
Welcome to Sarvan Science Q&A, where you can ask questions and receive answers from other members of the community.
...