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Rare earths
i want a cargo ship load of iridium, and i'm willing to travel as far as Ceres to get it
18-12-2013 at 10:02
by: ElectroWin
Electrolytic Cell Question
aqueous ammonia easily separates copper salts (which dissolve) from iron (which does not), so i advi ...
14-12-2013 at 21:31
by: ElectroWin
Is anybody in need of unwatched chemicals?
that's good to know, thanks
14-12-2013 at 12:57
by: ElectroWin
Is anybody in need of unwatched chemicals?
looking for metallic bismuth. commerce grade purity, small-ish quantities up to about 1 kg

[Edited ...
14-12-2013 at 11:48
by: ElectroWin
Staying off the Radar
none of the above advice makes any sense to me.

in some jurisdictions there is a charge simply fo ...
2-12-2013 at 12:48
by: ElectroWin
How are neutrons held in the nucleus?
didnt this get asked on freenode irc ##physics recently? i recall a very good answer:
just imagine ...
5-11-2013 at 19:01
by: ElectroWin
drying with sodium metal
[rquote=302746&tid=25772&author=testimento]If you ever happen to cross your feet in a remote ...
11-10-2013 at 16:32
by: ElectroWin
Japanese nuclear reactor problems
[rquote=302791&tid=15782&author=stoichiometric_steve]it looks like recovery of the fuel from ...
11-10-2013 at 16:05
by: ElectroWin
Isotopic bullion
[rquote=302866&tid=26599&author=watson.fawkes]
Isotopic separation is just plain difficult, ...
11-10-2013 at 15:57
by: ElectroWin
Burning iron wool
you can determine FeO and Fe2O3 contents by colour.

"In the colorimetric determination of FeO, a ...
11-10-2013 at 15:49
by: ElectroWin
Isotopic bullion
[rquote=302779&tid=26599&author=woelen]Cost: EUR 500000,- or something like that for 100 gra ...
10-10-2013 at 18:45
by: ElectroWin
Tired of reporting spam
does stuff automatically get deleted if it is reported more than once in short succession?
perhaps ...
10-10-2013 at 18:20
by: ElectroWin
Press Molded Optical Glass
fused quartz is too expensive?

http://www.alibaba.com/product-gs/1105126156/Milky_white_Fused_Qua ...
7-10-2013 at 17:12
by: ElectroWin
U.S. Goverment Shutdown
[rquote=302441&tid=26552&author=bismuthate]Great quote!
I'm buying a ton of H2SO4 this week ...
7-10-2013 at 17:10
by: ElectroWin
Getting some things off my chest about inventing.
it's all just cheap talk, until the experiment is done.
[ speaking of which, i promised to do one b ...
7-10-2013 at 16:22
by: ElectroWin
Thermal Decomposition of Urea - Products?
[rquote=300807&tid=26306&author=AndersHoveland]Careful decomposition can drive out some ammo ...
24-9-2013 at 17:03
by: ElectroWin
copper silicate?
YES! should we be surprised, though? (since Si is in the same group as C)
17-9-2013 at 18:19
by: ElectroWin
thinnest glass
i just saw this news from Cornell U. about glass:

http://www.news.cornell.edu/stories/2013/09/sha ...
12-9-2013 at 19:22
by: ElectroWin
Iron Oxide color
yes: ultramarine.
(Na<sub>8-10</sub> Al<sub>6</sub> Si<sub>6</sub ...
12-9-2013 at 15:33
by: ElectroWin
Concentrating Nitric acid
[rquote=299561&tid=26106&author=softbeard]It is also possible to use magnesium nitrate to co ...
12-9-2013 at 15:20
by: ElectroWin
sodium chlorate production questions
the chemistry is highly dependent on the current density at the electrode surface.

you must measu ...
10-9-2013 at 18:40
by: ElectroWin
What to do with excess electricity? Any neat things to produce?
[rquote=278953&tid=23810&author=Rassilon]Hi,

I'm curious to know if any of you would have ...
10-9-2013 at 17:38
by: ElectroWin
the basic Strong Acids harm skin?
skin resists acids better than it does bases;
but dont let even a small drop of HF touch your skin ...
10-9-2013 at 17:32
by: ElectroWin
Chemicals from Urine? Anything useful?
[rquote=287783&tid=24614&author=PickledPackratParalysis]I just noticed that some of my bottl ...
9-9-2013 at 14:38
by: ElectroWin
Aluminum hydroxide to Aluminum Oxide
[rquote=296959&tid=25857&author=D4RR3N]700C on a kitchen stove! didn't think that was even p ...
7-9-2013 at 06:19
by: ElectroWin
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