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Thermite Igniter?
[quote][i]Originally posted by Quince[/i]
I don't know if the water in the alcohol caused the ... |
1-3-2005 at 05:22
by: neutrino |
Exotic thermites & analogs
Ah, there was also polyurethane in there as a fuel. My guess would then be that the AN + PU = propel ... |
1-3-2005 at 05:21
by: neutrino |
Exotic thermites & analogs
What exactly do you mean by ‘propellant’? Thermite reactions give off a good deal of heat and ke ... |
25-2-2005 at 20:11
by: neutrino |
Magnesium Alloy Fire extinguishing
You can't use carbon dioxide extinguishers, as magnesium reduces that energetically. Nitrogen w ... |
25-2-2005 at 13:50
by: neutrino |
Exotic thermites & analogs
This looks like a precipitation reaction, which means that you’d need a soluble hydroxide (Na, K†... |
25-2-2005 at 07:38
by: neutrino |
Pump for high temperature liquids.
How dows that work in a continuously circulatiung system? |
25-2-2005 at 07:33
by: neutrino |
Nicotine Extraction and purification
The problem here is that you would get appreciable losses. Chemicals evaporate at temperatures lower ... |
24-2-2005 at 20:38
by: neutrino |
Download a sciencemadness backup!
The reason for encryption (last I heard, anyway) was that the backups contain personal data by defau ... |
24-2-2005 at 20:36
by: neutrino |
Balancing Chemical Equations
It seems that you are, though.
If all else fails, start by balancing the reaction for one atom. ... |
24-2-2005 at 19:13
by: neutrino |
Sulfamic acid
H<sub>2</sub>SO<sub>4</sub> is sulfuric acid
Sulfamic acid = HSO<sub> ... |
24-2-2005 at 17:17
by: neutrino |
Glassware Questions
For a stopper with a hole in it, use one of UGT’s thermometer adapters. The glass part has a hole ... |
24-2-2005 at 09:35
by: neutrino |
micro distillation
What you want is a book which talks about semimicro technique (dealing w/chemicals in the ~5mL area) ... |
23-2-2005 at 14:22
by: neutrino |
Ferrofluids
Call me a quitter, but I think that buying the stuff would be a lot easier than actually making it. ... |
23-2-2005 at 14:17
by: neutrino |
NaK alloy
If you’re using argon, make sure to have a steady stream to remove the oxygen formed. What are you ... |
23-2-2005 at 14:06
by: neutrino |
NH4NO3->nitric acid + ammonia
Yes, that’s the standard <i>cheap</i> method, it has been discussed extensively, espec ... |
22-2-2005 at 14:19
by: neutrino |
KCLO3 by way of H2O + KCL
I’m sure that everyone here knows what he’s doing. Chlorates and Perchlorates aren’t really ex ... |
22-2-2005 at 14:18
by: neutrino |
Disposal of a solution of silver nitrate / ammonia
That’s right, acids tend to protonate ligands. Sorry about that. |
22-2-2005 at 14:09
by: neutrino |
Hydroxylamine NH2OH Uses (and Production)
Excuse my lack of ochem knowledge, but could this be mixed with nitric acid to form RDX? Maybe it co ... |
21-2-2005 at 20:04
by: neutrino |
Disposal of a solution of silver nitrate / ammonia
You can’t drop the silver out of solution with the chloride ion if there’s ammonia present. Iodi ... |
21-2-2005 at 18:06
by: neutrino |
legal absolute ethanol
You get that message a lot, its best just to ignore it. The web site has no information I can find o ... |
21-2-2005 at 14:42
by: neutrino |
CaCl2
Was the carbon sold as anything in particular or just ‘activated carbon’? |
20-2-2005 at 06:21
by: neutrino |
Butane (C4H10) experiments...
You could always use it for extraction of things from plant matter. I’m pretty sure that capsaicin ... |
19-2-2005 at 17:31
by: neutrino |
Mercury?
[quote][i]Originally posted by tom haggen[/i]
What other element is in the composition of this liqu ... |
19-2-2005 at 17:28
by: neutrino |
Melting and Boiling points
[url=http://webbook.nist.gov/chemistry/]NIST[/url] should be a good one. |
19-2-2005 at 13:32
by: neutrino |
condensers
Dewars are simple: the vapor is introduced at the side, condenses on the cool inner part (in which t ... |
17-2-2005 at 20:10
by: neutrino |
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