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Unconventional Shaped Charges Spark test. |
14-5-2010 at 13:51 by: 12AX7 |
How to convert ferrovanadium (82%) in vanadium pentoxide Mmmm...
Dissolve in sulfuric, filter impurities, base extract and oxidize, filter Fe(OH)3 and imp ... |
14-5-2010 at 13:48 by: 12AX7 |
Ammonia by the haber process--tabletop chemistry Steel is nitrided by a plasma/ion process. Not much better than Birkeland-Eyde, I'm afraid.
Tim |
13-5-2010 at 15:14 by: 12AX7 |
Uranium Ridiculously powerful magnets don't do much to aqueous iron...
Tim |
13-5-2010 at 15:09 by: 12AX7 |
AC Refrigerant Questions Yes, tubing is net size, PIPE is nominal size. The copper pipe used for plumbing is pipe, not tubin ... |
12-5-2010 at 21:30 by: 12AX7 |
extraction and detection of polyacetylene "requesting" You mean the attachment? I downloaded and opened it fine. (The Google link also works.)
Tim |
12-5-2010 at 21:25 by: 12AX7 |
Uranium Too bad there's an awful lot of iron and other things in there.
IIRC, nitric is usually used to e ... |
11-5-2010 at 18:28 by: 12AX7 |
The short questions thread (2) If you dissolve only a small amount, the CO2 may remain in solution. Can you get a pile of the stuf ... |
11-5-2010 at 18:23 by: 12AX7 |
The short questions thread (2) Copper forms a carbonate complex.
I once tried electrolyzing copper metal in a sodium carbonate s ... |
11-5-2010 at 15:39 by: 12AX7 |
Does Ethanole react with NaClO3-solution ? Interesting...
So it won't do anything...
But if it does, you get acetic acid...
Then pH drops an ... |
7-5-2010 at 14:59 by: 12AX7 |
nutrient for yast [rquote=177336&tid=13809&author=Eclectic]Vegimite
[/rquote]
Mmm, cannibalism. |
6-5-2010 at 06:39 by: 12AX7 |
Diluted hydrobromic acid You will get NaHSO4, not Na2SO4.
Tim |
6-5-2010 at 06:36 by: 12AX7 |
Things to do on a rainy day - intermetallic's Also, the file has no extension and thinks it's a PDF for some reason.
Tim |
4-5-2010 at 06:34 by: 12AX7 |
Things to do on a rainy day - intermetallic's Nope! You want to melt the copper first so you are certain it is dissolved. After about 33% alumin ... |
3-5-2010 at 20:07 by: 12AX7 |
Preparing Ferric Chloride (III) On heating, it releases HCl fumes, and is in general quite corrosive; an excellent complement to bri ... |
3-5-2010 at 04:47 by: 12AX7 |
Preparing Ferric Chloride (III) Iron dissolved in acid produces no Fe(III), the reduction potential is greater than H+. Indeed, Fe( ... |
2-5-2010 at 18:54 by: 12AX7 |
quick vote: gallium. a good investment? White LEDs are based on GaN, so arsenic won't be a big deal there. GaN FETs and GaAs and SiGe PHEMT ... |
2-5-2010 at 15:12 by: 12AX7 |
Things to do on a rainy day - intermetallic's I don't have an Au-Mg phase diagram, but Al-Au shows Al2Au ("aluminum auride") melting at 1330K.
... |
2-5-2010 at 11:38 by: 12AX7 |
4N,3N,2N gallium 2N = 99%, 'N' = "nines". If it's actually 99.99%, they slipped up...is it cheaper?
If it were no ... |
1-5-2010 at 20:04 by: 12AX7 |
hg in lcd None??? |
30-4-2010 at 10:21 by: 12AX7 |
Drain cleaner Mechanical seperation is easiest. Most types have a flake sort of NaNO3, which is easily blown away ... |
29-4-2010 at 18:12 by: 12AX7 |
Electrolysis power supply Thank you for an excellent explanation.
Another issue more practical: since a poor power factor c ... |
28-4-2010 at 15:43 by: 12AX7 |
Electrolysis power supply [rquote=176732&tid=13733&author=densest]I'm curious that you didn't use the OC pin on the ha ... |
28-4-2010 at 06:49 by: 12AX7 |
Insane science projects — Think BIG Howzabout tacking a sidechain onto EDTA, then bonding that to a larger substrate e.g. polymer beads, ... |
28-4-2010 at 06:42 by: 12AX7 |
Electrolysis power supply The inverter is always switching, so it is always sending current into the OPT and therefore inducin ... |
27-4-2010 at 15:20 by: 12AX7 |
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