All Questions
8
questions
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618
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How do longer chains and more cis-double bonds affect melting point and viscosity of fatty acids?
In fatty acids, longer chains increase the melting point (and viscosity) by increasing London dispersion forces. Inversely, more double bonds decrease the melting point.
What happens when both chain ...
- 117
2
votes
0
answers
59
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Are there any chemistry research classification systems?
There are research classification systems for mathematics (MSC) and physics (PACS and subsequently PhySH) which help the researchers to navigate through codes composed by letters/numbers made by ...
0
votes
0
answers
284
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Table of viscosity of water vs temperature
Above is the table for water physical properties table with temperature related with a,v,b,Pr,Ra factor. This table has temperature only from 0 to 100. May I ask if there is a full table for this with ...
-2
votes
2
answers
603
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What is the essence of chemistry? [closed]
I am an engineering student who loves physics but didn't quite enjoy chemistry.
a. When I was in high school chemistry to me was something not as inspiring as physics but in which I couldn't solve ...
- 189
3
votes
1
answer
83
views
Carboxyllic acid Test
I'm currently in high school doing a project in chemistry. So I had to make a project where concepts from physical chemistry will be used alongside organic chemistry.
After going through my book I ...
- 31
1
vote
0
answers
409
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Calculating ionic strength and pH of a buffer solution [closed]
Im trying to calculate ion strength and pH of solution.
Components of the solution:
47 ul of 1000 pmol DNA in Elution Buffer (10 mM Tris-HCl pH 8.5) was bound to 3 ul of 10 µM YoYo1 (flourescent dye) ...
- 19
-3
votes
1
answer
47
views
Balancing simple Redox equation [closed]
How would you balance these two redox equations? Would you add a '2' in front of Pt2+ and a '2' in front of H+ ?
- 11
1
vote
1
answer
342
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Chemisorption vs Physisorption?
What is the fundamental difference between chemical adsorption and physical adsorption.
Why do some compounds chemisorb and others physisorb?
- 11