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Electrochemical ozone generation
[quote][i]Originally posted by Natures Natrium[/i]
At first glance I assumed the two 5-turn section ... |
13-5-2008 at 10:25
by: 12AX7 |
How is alumina ceramic made?
[quote][i]Originally posted by garage chemist[/i]
1700°C as the sintering temperature for nearly p ... |
13-5-2008 at 10:17
by: 12AX7 |
Iron oxide, sulphuric acid and water
Adding drops of water to concentrated H2SO4 will produce boiling and spitting, the exact hazard why ... |
13-5-2008 at 10:03
by: 12AX7 |
He
[quote][i]Originally posted by ScienceGeek[/i]
[quote][i]Originally posted by DrP[/i]
So can't the ... |
13-5-2008 at 09:57
by: 12AX7 |
Nitric Acid by Soil Electrolysis
[quote][i]Originally posted by Pulverulescent[/i]
KN03[/quote]
I know it's subtle, but you are r ... |
13-5-2008 at 09:50
by: 12AX7 |
Halogenated Amines - the others
Wow, a synthesis using NI3.NH3, crazy! |
12-5-2008 at 13:48
by: 12AX7 |
Catalytic burner for wood stove
[quote][i]Originally posted by Twospoons[/i]
Mmm, well a fan-forced furnace in the living room migh ... |
11-5-2008 at 20:52
by: 12AX7 |
Crystal Growing
Ah, indeed! Only, those are fucking impossible to scrape off the sides! ARGH! 
Tim |
11-5-2008 at 19:23
by: 12AX7 |
Vacuum grease substitute?
Do you know any difference between soluble starch and, say, corn starch? Could the difference be me ... |
11-5-2008 at 19:22
by: 12AX7 |
Catalytic burner for wood stove
Sheesh, build a better stove...
I hate fires that burn bad... every fall-winter-spring our neighb ... |
11-5-2008 at 19:14
by: 12AX7 |
Polaroid Film and Silver recovery
The silver comes out as halide or oxide and needs to be reduced to get metal.
Tim |
11-5-2008 at 09:33
by: 12AX7 |
Crystal Growing
Nice picture of what looks like awful crystals! Pointy and thin, like urea. Man, I'm recrystallizi ... |
11-5-2008 at 09:31
by: 12AX7 |
Kno3.com
It's what, Norway or Sweeden where they're giving drugs for free? Evidently administering drugs in ... |
10-5-2008 at 10:55
by: 12AX7 |
durable adhesive for rubber
Of course:
Shoe goo!
Tim |
9-5-2008 at 07:10
by: 12AX7 |
How is alumina ceramic made?
Metric fuckloads of heat and/or time, or HIP (Hot Isostatic Pressing). Liquid phase sintering (impu ... |
8-5-2008 at 11:06
by: 12AX7 |
Sesamin
Sounds like a classic Grignard.
[Edited on 5-8-2008 by 12AX7] |
8-5-2008 at 10:54
by: 12AX7 |
"Alchemical Fire in a Flask"
[quote][i]Originally posted by solo[/i]
I had recently been working with the sulfate ester of an am ... |
7-5-2008 at 16:39
by: 12AX7 |
Suitable ferric compound for redox titrations?
[quote][i]Originally posted by woelen[/i]
Not 0.05M H2SO4, better is 1M H2SO4. Ti(3+) also has a te ... |
7-5-2008 at 08:52
by: 12AX7 |
ENTRAPMENT
[quote][i]Originally posted by Sauron[/i]
I somehow doubt that you are an attorney at law, because ... |
5-5-2008 at 17:29
by: 12AX7 |
Endothermic freezing mixtures
Hmm, barium nitrate isn't too soluble (I don't remember how soluble the hydroxide is). And ammonia ... |
2-5-2008 at 18:14
by: 12AX7 |
PC PSU to laboratory PSU
[quote][i]Originally posted by DJF90[/i]
[quote]
Then don't use them for more than 6A [b]each[/b]. ... |
2-5-2008 at 13:58
by: 12AX7 |
Endothermic freezing mixtures
The heat is used up by solvation energy. Solid ice acts as a "cold reservoir" and dissolves in the ... |
2-5-2008 at 13:55
by: 12AX7 |
PC PSU to laboratory PSU
1. Then don't use them for more than 6A each.
2. Ignore the warnings and ease off on load if they s ... |
2-5-2008 at 09:17
by: 12AX7 |
Endothermic freezing mixtures
Yes which is why it specifies CaCl2[b].6H2O[/b]. Ditto MgCl2, which I think is more hygroscopic.
... |
2-5-2008 at 06:53
by: 12AX7 |
Sodium Thiosulfate Synthesis
No, that makes hydropolysulfides (SH-, S2H-, etc.).
I seem to recall it involves fusion of sodium ... |
1-5-2008 at 10:53
by: 12AX7 |
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