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HCl and Al, AlCl3? Probably, I don't see what else it would be. |
14-8-2005 at 12:36 by: neutrino |
Phosphorus Chlorides That sounds like it's worth a try.
Is there some reason calcium phosphate must be used inste ... |
14-8-2005 at 07:13 by: neutrino |
The effect of acid on skin Ouch. Did you get the warts off? |
14-8-2005 at 07:09 by: neutrino |
The effect of acid on skin [quote]I hope you all may live to a mature old age[/quote]
I doubt many of us here will have that ... |
13-8-2005 at 19:31 by: neutrino |
What do to with KMnO4? Metal fumes? That sounds like a very high temperature to me. This probably just describes an unlikel ... |
13-8-2005 at 10:31 by: neutrino |
Identifying a metal oxide Those should do. If the weight of the CuO tears the filters, stack a couple or try a cloth support.
... |
12-8-2005 at 05:40 by: neutrino |
NaOH as drying agent? You really can't find epsom salts? |
12-8-2005 at 05:35 by: neutrino |
nickel/gold separation That won't work if the Ni/Au is an alloy.
What exactly are you dealing with, andy? Alloy, mi ... |
12-8-2005 at 05:31 by: neutrino |
More on PbO2 electrodes Could you clarify your last couple of posts? They make no sense. |
11-8-2005 at 12:58 by: neutrino |
Identifying a metal oxide It should already by done by now. I suggest adding excess copper sulfate because strong base solutio ... |
11-8-2005 at 05:34 by: neutrino |
Picric acid: different instructions Sorry, I must have been thinking of some other explosive I came across in Mega's lab. I could h ... |
10-8-2005 at 11:51 by: neutrino |
Identifying a metal oxide Doesn't oven-drying help remove residual moisture, as well? I seem to remember someone saying t ... |
10-8-2005 at 09:01 by: neutrino |
Picric acid: different instructions Definitely reheat and cool faster, e.g. dump onto ice. Big crystals are much more sensitive and dang ... |
10-8-2005 at 07:50 by: neutrino |
Exotic thermites & analogs Yes. |
10-8-2005 at 07:47 by: neutrino |
Identifying a metal oxide The conversion is very simple:
CuSO<sub>4(aq)</sub> + 2NaOH<sub>(aq)</sub> ... |
10-8-2005 at 06:09 by: neutrino |
Chemical Plant Explosion!!!! One mile? I wonder if the media exaggerated this or if it really was a nuclear-scale blast?
Have ... |
9-8-2005 at 18:43 by: neutrino |
Interesting energetic materials [quote]Al[B(N3)4]3[/quote]
12 azide groups per molecule!? I'm sure that'll get some peo ... |
9-8-2005 at 15:52 by: neutrino |
Exothermic reactions Try hand warmers. Those are portable and don't create too high a temperature. The heat comes fr ... |
9-8-2005 at 15:49 by: neutrino |
Identifying a metal oxide Find the website of the company that makes your powders and look for MSDS sheets. |
9-8-2005 at 07:04 by: neutrino |
methyl iodide [quote]It is also interesting that some iodide is oxidized and gets liberated from the sodium iodide ... |
8-8-2005 at 18:52 by: neutrino |
Sodium Ethoxide and anhydrous EtOH IIRC, there was something like this in Vogel. Magnesium is refluxed with EtOH, forming the ethoxide. ... |
8-8-2005 at 16:37 by: neutrino |
Identifying a metal oxide Try finding the MSDS sheets for the pigments. These should tell you what's in them.
I wouldn ... |
8-8-2005 at 10:42 by: neutrino |
Cracked Glassware Make sure to anneal them afterward. This will prevent related cracking in the future. |
6-8-2005 at 10:51 by: neutrino |
Reclaiming precious metal confusion The silver shouldn't be attacked, providing you exclude oxygen from the acid. |
5-8-2005 at 17:48 by: neutrino |
H2O2 and Ca(OCl)2 We're trying to <b>avoid</b> anythig dangerous here. Several dozen liters of ultra- ... |
5-8-2005 at 04:02 by: neutrino |
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