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Nicotine Extraction and purification
"Is it possible to find what temperature nicotine evaperates at?"
No.
It evaporates ... |
3-3-2005 at 12:56
by: unionised |
Scientific Method
"where does something that you can't experiment fit?"
Outside of the realms of scien ... |
3-3-2005 at 12:49
by: unionised |
Magnesium Alloy Fire extinguishing
Is it just me who wonders about
Ca(OH)2 --> CaO + H2O
and
Mg+ H2O __> H2 + MgO
?
On a g ... |
3-3-2005 at 12:33
by: unionised |
where to find the crystal structure of AlF3.3H2O?
That is indeed some information, however it isn't a crystal structure, and (perhaps more import ... |
26-2-2005 at 05:49
by: unionised |
Yeasts, amino acids, and fusel oils
I had a look at the sweetners in the shops, you can get glycine, leucine and aspartame at reasonable ... |
24-2-2005 at 02:13
by: unionised |
Nicotine Extraction and purification
I have a couple of refs that gives 1mm at 68C and 12 mm at 116C
To a fair approximation, the log of ... |
24-2-2005 at 02:00
by: unionised |
NaK alloy
"Large airtight container with the top open (For doing things under argon) "
Nice trick i ... |
24-2-2005 at 01:24
by: unionised |
Yeasts, amino acids, and fusel oils
Just a thought, would yeast ferment aspartame to anything interesting?
I guess methanol is going to ... |
22-2-2005 at 12:54
by: unionised |
Nicotine Extraction and purification
Well, everyone else has had a go so here's my 2c worth.
The fats are a pain in the neck if you ... |
22-2-2005 at 12:33
by: unionised |
Thickness of thin films
Yes, provided that the thin film is something that absorbs light or that it has a different refracti ... |
22-2-2005 at 11:59
by: unionised |
Disposal of a solution of silver nitrate / ammonia
In the presence of excess HCl there isn't any ammonia present, it gets protonated.
Silver chlo ... |
22-2-2005 at 11:42
by: unionised |
Racemic mixtures, enantiomers
Broadly the same idea has been tried.
http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&am ... |
22-2-2005 at 11:36
by: unionised |
Mercury?
I know that gallium wets glass so you would have to use something else (polypropylene?) for a galliu ... |
22-2-2005 at 11:17
by: unionised |
how to make this ester
"That kind of claritiy can only compare to the clarity one experiences after a long night of bi ... |
20-2-2005 at 06:34
by: unionised |
how to make this ester
Oh no I can't. |
19-2-2005 at 06:58
by: unionised |
aniline impurities
Pardon? |
19-2-2005 at 06:56
by: unionised |
How to get rid of iron
I'm probably missing something here because I'm tired but what would happen if you dissolv ... |
16-2-2005 at 14:00
by: unionised |
Acetic acid/ sodium hydroxide
Have you got the concentration above the eutectic point? If so then you might want to think about fr ... |
9-2-2005 at 14:00
by: unionised |
Free energy on eBay
Well, my money's on "impossible".
I'm not impressed with his other items on sal ... |
6-2-2005 at 12:03
by: unionised |
Acetic acid/ sodium hydroxide
It would make sense if he meant sulphuric (acid). |
6-2-2005 at 11:58
by: unionised |
Aluminum and copper sulfate something wired
Production of chlorine in the presence of as strong a reducing agent as aluminium would be remarkabl ... |
6-2-2005 at 06:35
by: unionised |
Aluminum and copper sulfate something wired
Probably hydrogen.
2Al +6H2O --> 2Al(OH)3 + 3H2 |
5-2-2005 at 03:13
by: unionised |
3 Birds with 1 stone
You also need a "suck back" trap of some sort, or you risk getting water running back into ... |
30-1-2005 at 04:50
by: unionised |
Would Thymolphthalein solution be the right choice here?
Thymolphthalein should work and I guess it's not much more toxic than phenolphthalein. |
29-1-2005 at 13:05
by: unionised |
triethylamine
What was the bottle's stopper made of?
It might be that the colour is due to leached stuff fro ... |
18-1-2005 at 12:59
by: unionised |
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