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 HiramFarrell
Recent activity
All questions
All answers
Ask a Question
Questions by HiramFarrell
0
votes
1
answer
79
views
How does the release of heavy metals from an industrial project, such as a mining operation, impact the water quality of nearby rivers and lakes?
asked
Feb 24
in
Environmental Chemistry
0
votes
1
answer
71
views
How does the presence of a metal ion in metalloenzymes and metalloproteins affect their function and how can this knowledge be applied in developing new drugs for specific diseases?
asked
Feb 22
in
Coordination Chemistry
0
votes
1
answer
69
views
How do the photochemical properties of various materials used in photovoltaic cells affect their efficiency in converting light into electrical energy?
asked
Feb 22
in
PhotoChemistry
0
votes
1
answer
83
views
What is the optimal ratio of toluene to nitric acid to obtain the highest yield of 2,4,6-trinitrotoluene during the preparation process?
asked
Feb 21
in
Chemical synthesis
0
votes
1
answer
130
views
What is the effect of changing the ratio of monomers in a polymer-based biomaterial on its mechanical properties for tissue engineering applications?
asked
Feb 20
in
Polymer Chemistry
0
votes
1
answer
85
views
What is the electronegativity difference between a nitrogen atom and a chlorine atom in the molecule HCl?
asked
Feb 20
in
Chemical bonding
0
votes
1
answer
78
views
What is the complete combustion formula of propane (C3H8) and what products are produced during the reaction?
asked
Feb 18
in
Chemical reactions
0
votes
1
answer
88
views
How does surface chemistry influence the stability and shelf life of emulsions used in the production of food and beverage products, and how can this knowledge be applied to optimize emulsion formulations in the industry?
asked
Feb 14
in
Surface Chemistry
0
votes
1
answer
79
views
How does the enzyme ribulose-1,5-bisphosphate carboxylase/oxygenase (RuBisCO) in plants discriminate between carbon dioxide and oxygen during photosynthesis?
asked
Feb 14
in
BioChemistry
0
votes
1
answer
71
views
Calculate the Gibbs free energy change (ΔG) for the reaction:N2(g) + 3H2(g) ⇌ 2NH3(g)Given the standard Gibbs free energy of formation (ΔG°f) values at 298 K are:ΔG°f of NH3(g) = -16.6 kJ/molΔG°f of N2(g) = 0 kJ/molΔG°f of H2(g) = 0 kJ/molAssume ideal gas behavior for all gases involved in the reaction.
asked
Jan 23
in
Chemical thermodynamics
0
votes
1
answer
82
views
Calculate the enthalpy change of combustion for the reaction of methane (CH4) when 1.25 moles of methane is completely burnt in excess oxygen gas at standard conditions, given that the enthalpy change of combustion for methane is -890.3 kJ/mol.
asked
Jan 23
in
ThermoChemistry
0
votes
1
answer
78
views
Calculate the enthalpy change for the reaction of burning 1 mole of methane using Hess's Law, given the following information:1) Enthalpy of formation for methane = -74.8 kJ/mol2) Enthalpy of combustion for methane = -890.3 kJ/mol3) Enthalpy of formation for water = -285.8 kJ/mol4) Enthalpy of formation for carbon dioxide = -393.5 kJ/mol
asked
Jan 23
in
ThermoChemistry
0
votes
1
answer
166
views
Identify the structural isomers for the alkane C6H14 and draw their structures, also name them according to IUPAC nomenclature.
asked
Jan 21
in
Organic Chemistry
0
votes
1
answer
101
views
What is the purpose of the Raven's Progressive Matrices test?
asked
Jan 20
in
Psychology
0
votes
1
answer
97
views
When treating substance use disorders, what is motivational interviewing?
asked
Jan 17
in
Psychology
0
votes
1
answer
124
views
According to discursive psychology, what is the relationship between discourse and identity?
asked
Jan 15
in
Psychology
0
votes
1
answer
93
views
According to the interpersonal theory, what is the role of interpersonal relationships in the development of eating disorders?
asked
Jan 15
in
Psychology
0
votes
1
answer
61
views
What is the main focus of Young Adulthood stage as per Erikson?
asked
Jan 14
in
Psychology
0
votes
1
answer
43
views
What is narcolepsy?
asked
Jan 13
in
Psychology
0
votes
1
answer
55
views
Which muscle is a band-like muscle that extends from the anterior superior iliac spine to the medial side?
asked
Jan 8
in
Science
Page:
1
2
next »
37.4k
questions
37.2k
answers
2
comments
17.6k
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.
...