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 JamalUsn1353
Wall
Recent activity
All questions
All answers
Ask a Question
Answers by JamalUsn1353
0
votes
31
views
How does the molecular weight of a polymer-based biomaterial affect its performance in tissue engineering applications?
answered
Feb 21
in
Polymer Chemistry
0
votes
33
views
What is the effect of varying temperature on the selectivity of the reaction between compound A and compound B, and how does this relate to the reaction rate? Provide evidence and explain the mechanism behind any observed changes in selectivity.
answered
Feb 20
in
Chemical kinetics
0
votes
38
views
What is the balanced chemical equation for the thermal decomposition of calcium carbonate into calcium oxide and carbon dioxide gas?
answered
Feb 17
in
Chemical reactions
0
votes
31
views
How does the selective oxidation of hydrocarbons on metal surfaces occur, and what factors influence the selectivity of this reaction?
answered
Feb 14
in
Surface Chemistry
0
votes
34
views
How does Nitrogen and Phosphorus pollution affect the concentration of dissolved oxygen in water and what chemical processes contribute to this effect?
answered
Feb 14
in
Environmental Chemistry
0
votes
56
views
What is the hybridization state and orbital geometry of the carbon atom in the molecule CH3OH?
answered
Feb 13
in
Chemical bonding
0
votes
80
views
How can we design a new drug to treat inflammatory bowel disease (IBD), which targets the specific receptors present in the gastrointestinal tract and reduces inflammation without causing side effects?
answered
Feb 12
in
Medicinal Chemistry
0
votes
88
views
Does the concentration of reactants in a chemical reaction affect the reaction yield, and if so, what is the relationship between the two variables?
answered
Feb 4
in
Chemical kinetics
0
votes
95
views
Many students show a lack of interest in chemistry because they find it difficult to relate to their daily lives. How can teachers incorporate real-life examples and applications of chemistry concepts in their classroom teaching to increase students' interest and engagement in the subject?
answered
Jan 30
in
Chemical education
0
votes
96
views
Suppose you are given a sample containing an unknown concentration of copper ions. Using colorimetry, how would you determine the concentration of copper ions in the sample? Provide a step-by-step procedure and explain the principles behind each step.
answered
Jan 30
in
Analytical Chemistry
0
votes
78
views
Identify the unknown compound in a given sample using mass spectrometry and provide its chemical formula, molecular weight, and possible functional groups present in the compound.
answered
Jan 30
in
Analytical Chemistry
0
votes
120
views
Calculate the enthalpy change of the polymerization of styrene using the following information: Reactants: - Styrene: C8H8 (l) - Peroxide initiator: C6H5OOC(CH3)3 (l) Products: - Polystyrene: (C8H8)n (s)- Byproduct: CO2 (g)Given information: - Heat of formation of CO2 (g) = -393.5 kJ/mol - Mass of styrene used = 50 g - Molarity of the initiator solution = 0.3 M - Volume of the initiator solution used = 25 mL - Density of the initiator solution = 0.89 g/mL - The reaction is carried out at a constant pressure of 1 atm and a temperature of 25°C.
answered
Jan 23
in
ThermoChemistry
0
votes
83
views
Why is the use of reclaimed language an ongoing process?
answered
Jan 20
in
Psychology
0
votes
44
views
According to the social cognitive theory, how can modeling influence behaviour?
answered
Jan 20
in
Psychology
0
votes
108
views
According to Bandura's social learning theory, how do individuals learn new behaviours?
answered
Jan 17
in
Psychology
0
votes
39
views
When might acceptance and commitment therapy be used?
answered
Jan 17
in
Psychology
0
votes
69
views
Who is affected by a spurious correlation?
answered
Jan 17
in
Psychology
0
votes
96
views
How does dual coding theory explain cognitive processing?
answered
Jan 16
in
Psychology
0
votes
59
views
What are some potential drawbacks of hospice care?
answered
Jan 14
in
Psychology
0
votes
62
views
What is the 'compatibility principle'?
answered
Jan 14
in
Psychology
Page:
1
2
next »
37.4k
questions
37.2k
answers
2
comments
14.6k
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.
...