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Logging out
Well fuck, I just typed a long and rather useful Quick Reply which is now lost to cyberspace as, upo ... |
6-11-2008 at 07:43
by: 12AX7 |
The lead salts preparation thread!
The anode may passivate. Inevitably a goodly amount of lead will dissolve (carbonate complex? high ... |
5-11-2008 at 21:55
by: 12AX7 |
Thoughts On Anodes
[quote][i]Originally posted by Rosco Bodine[/i]
Something I have been thinking may be worth conside ... |
5-11-2008 at 21:48
by: 12AX7 |
Thoughts On Anodes
Why not change the pH after cooling? I always added HCl until a bit too much chlorine was produced, ... |
5-11-2008 at 18:31
by: 12AX7 |
The lead salts preparation thread!
The products ARE favored because PbCl2 is very slightly soluble, PbSO4 is much less soluble, and PbC ... |
5-11-2008 at 18:28
by: 12AX7 |
The lead salts preparation thread!
If you simply use PbO, or PbCO3 or whatever, you'll have no problem. I suppose H2O2 might help, the ... |
1-11-2008 at 14:30
by: 12AX7 |
The lead salts preparation thread!
Why not lead the NO2 back into your acid reactor? |
1-11-2008 at 14:04
by: 12AX7 |
Thoughts On Anodes
What solvent? Most will be oxidized by the hypochlorite and radicals, and the rest aren't even misc ... |
29-10-2008 at 20:19
by: 12AX7 |
Aesthetic crystal structures? Please post here!
http://www.sciencemadness.org/talk/viewthread.php?tid=5529 |
28-10-2008 at 20:47
by: 12AX7 |
H2SO4 by the Lead Chamber Process - success
Well, that's trivial, but ozone is rather harder to generate in quantity than SO2, or SO3 for that m ... |
28-10-2008 at 20:36
by: 12AX7 |
Thoughts On Anodes
No. Kirchoff's node law. Bad connections produce a voltage drop, and the voltage drop across conne ... |
28-10-2008 at 12:40
by: 12AX7 |
Controlled Bacterial Nitrification (salpeter production, using nitrosomonas etc)
KClO3 burns tepidly with (NH2)2CO. I don't think I've ever ignited a properly stoichiometric mixtur ... |
28-10-2008 at 12:21
by: 12AX7 |
Thoughts On Anodes
For relatively large pipes, bigger than the gap, that would be reasonably effective, because the are ... |
28-10-2008 at 01:05
by: 12AX7 |
Permanganates
[quote][i]Originally posted by chief[/i]
So the Mn is reduced from the +7 to the -2[/quote]
Umm? ... |
28-10-2008 at 00:58
by: 12AX7 |
Thoughts On Anodes
I don't think so. I have a suspicion that my horribly low current efficiency (~15% even at the best ... |
27-10-2008 at 23:07
by: 12AX7 |
The short questions thread (1)
Ah, but realize the equation specifies aqueous. Acetic solution is plenty ionic to dissolve and rea ... |
26-10-2008 at 21:52
by: 12AX7 |
Scrapheap Challenge (industrial scavenging)
I think anodes are usually quite pure. After all, aluminum or silicon (possible incidential impurit ... |
26-10-2008 at 21:47
by: 12AX7 |
Concentrating H2O2
I believe the Wikipedia graph is correct. Sodium sulfate decahydrate has relatively low solubility. ... |
26-10-2008 at 21:44
by: 12AX7 |
Concentrating H2O2
Does Na2SO4 form a peroxyhydrate like the carbonate (i.e. Electrasol product) does?
Tim |
26-10-2008 at 09:24
by: 12AX7 |
ethanol purification by aluminum ?
Ethanol's proton comes off about as easily as water's. That is to say, ethoxide has nearly the same ... |
26-10-2008 at 09:20
by: 12AX7 |
Salt Water Etching
Presumably, the substrate is copper. You didn't specify in the first case...
Because the solutio ... |
25-10-2008 at 14:09
by: 12AX7 |
Methanol production
Carbohydrates in general. Lignins will give up aromatics and some aliphatic bits and pieces, but co ... |
25-10-2008 at 14:00
by: 12AX7 |
Galvanic cell - aquaeous/molten chlorate
You could reverse the reaction by putting back in the hydrogen that you removed. I suppose two plat ... |
25-10-2008 at 09:06
by: 12AX7 |
Mg metal from MgO
Magnesium does not form a carbide (under these conditions; I believe an acetylide can be prepared, b ... |
25-10-2008 at 07:54
by: 12AX7 |
Batteries and non aqueous electrolytes
What's wrong with water? Water is too common to patent so of course you won't find it patented. Mo ... |
25-10-2008 at 07:41
by: 12AX7 |
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