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Chemistry demo
Try [url=https://www.sciencemadness.org/talk/viewthread.php?tid=2463]this thread[/url]. |
26-6-2006 at 18:18
by: neutrino |
catalases for:H2O2->O2+H2O
Potassium permanganate is not a catalyst here. Rather, it is a reactant:
MnO<sub>4</sub& ... |
26-6-2006 at 18:15
by: neutrino |
ammonium nitrate test...
I saw this test for cold pack prills at RS a while ago and thought it might be of interest.
[quo ... |
25-6-2006 at 18:04
by: neutrino |
Homemade microgram scales
Hermes gave an excellent discussion of electric vs mechanical scales [url=https://www.sciencemadness ... |
25-6-2006 at 08:19
by: neutrino |
Experiments with liquid Nitrogen...
I can't get the video to play. Can someone possibly rip it and upload it here? |
25-6-2006 at 08:08
by: neutrino |
Liquid N2 As Moderator In Nitrations
What exactly are esp’s? In any case, the reason that works is because the nitrogen evaporating fro ... |
25-6-2006 at 08:05
by: neutrino |
Old IR Spec Equipment
My lab has a cheapo ($10k) Nicolet FT-IR that was bought (brand new) because of certain budget issue ... |
25-6-2006 at 07:52
by: neutrino |
Obtaining Potassium Nitrate
Grant's stump remover is the good stuff. Search around here for the extraction technique. Bonide is ... |
24-6-2006 at 15:01
by: neutrino |
Water to Fire....
If the water is acidic, throw in some magnesium silicide. The following happens:
Mg<sub>2&l ... |
22-6-2006 at 18:00
by: neutrino |
Copyright expiration
About the PDF thing:
I'd recommend using the freeware apps available online to convert to PDF for ... |
21-6-2006 at 12:36
by: neutrino |
Moisture removal in n-Butanol
[quote][i]Originally posted by enkay[/i]
One of my friend suggested me to add sufficient caustic fl ... |
21-6-2006 at 10:27
by: neutrino |
Cobalt Chloride
Hydrogen peroxide is a reducing agent here? I always saw it as an oxidizing agent in this type of re ... |
21-6-2006 at 09:59
by: neutrino |
Moisture removal in n-Butanol
My guess is that he's a chemical engineer working on a project.
Could salting out be practical he ... |
18-6-2006 at 16:26
by: neutrino |
Purification of ethylene glycol from antifreeze
[url=http://www.sciencemadness.org/talk/viewthread.php?tid=5057#pid57989]Distill it.[/url] |
18-6-2006 at 07:26
by: neutrino |
Gold electrodes for chlorate cell??
Pt dissolves because it forms a soluble chloro complex. Au forms a similar complex even more easily, ... |
17-6-2006 at 11:34
by: neutrino |
H2O2 + HClO4?
It could have just been heat of solution. Sulfuric acid + water releases heat, so couldn't perchlori ... |
17-6-2006 at 07:06
by: neutrino |
Free Premium Accounts at Rapidshare
It said 1850 a few hours ago. Weird. |
16-6-2006 at 10:49
by: neutrino |
1908 siberia explosion
Someone a few posts up mentioned the object's shape from eyewitness accounts. I have to doubt these ... |
16-6-2006 at 06:03
by: neutrino |
Storing sodium
Update: I checked on the metal today. There was still no air present in the bottle and the sodium wa ... |
15-6-2006 at 18:15
by: neutrino |
Energetic Materials Experiments Article
[quote][i]Originally posted by a_bab[/i]
@hodges: here is a chemical way of obtaining NCl3. It allo ... |
15-6-2006 at 17:04
by: neutrino |
Photochlorination apparatus, setup of multiple UV LED lights, help please...
Consult the product manual and / or manufacturer if you want to know how to run the lamp. I'm assumi ... |
15-6-2006 at 02:16
by: neutrino |
tetraethyl silicate production?
The forum went down for a few hours yesterday. I guess the posts went with it.
To recap:
TEOS ... |
15-6-2006 at 02:11
by: neutrino |
Sodium Metasilicate
Quartz powder... Common white sand, right? Even yellow sand shouldn't have a very high concentration ... |
14-6-2006 at 14:32
by: neutrino |
1908 siberia explosion
>If you had a lump of antimater flying through space the energy released by destroying less than ... |
13-6-2006 at 19:14
by: neutrino |
Scikit / Boreal Labs
I've ordered equiptment from them without problem, but never any chemicals. Give it a try. |
12-6-2006 at 15:48
by: neutrino |
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