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Best acid combination to erode steel.
[url=http://www.sciencemadness.org/talk/viewthread.php?tid=1791]Alternative to HCl + H[sub]2[/sub]O[ ...
27-10-2004 at 06:23
by: Hermes_Trismegistus
MunsellĀ® Plant Tissue Color Chart
Does any current member have access to both a Munsell and a good quality scanner?

It is important ...
26-10-2004 at 11:08
by: Hermes_Trismegistus
Coppercondensor again...
epoxy/resin melts at 60 deg C???

Better run out and tell all those guys with fiberglass boats to ...
26-10-2004 at 10:38
by: Hermes_Trismegistus
Asimov on biology
Asimov postulated just such an idea, what would life look like, biochemically, on other planets.

...
26-10-2004 at 09:23
by: Hermes_Trismegistus
More on PbO2 electrodes
[quote][i]Originally posted by neutrino[/i]
Would it be feasible to plate a sheet of copper with Pb ...
25-10-2004 at 23:27
by: Hermes_Trismegistus
Was it tap water?
If so, it may have simply be oxidation with dissolved gasses catalysed by the presence of salt.

T ...
25-10-2004 at 03:32
by: Hermes_Trismegistus
phthalic anhydride
[quote][i]Originally posted by S.C. Wack[/i]
You can find it by UTFSSE at the Hive, you don't ...
25-10-2004 at 03:11
by: Hermes_Trismegistus
didn't I read somewhere...
that n-methyl-fentanyl was stronger than Hercules on steroids?
24-10-2004 at 18:31
by: Hermes_Trismegistus
phthalic anhydride
That is certainly an interesting synthesis,

You allude to another synthesis in that post you mad ...
24-10-2004 at 18:17
by: Hermes_Trismegistus
phthalic anhydride
Does anyone have a line on the oxidation of Naphthalene with Sulphuric in the presence of a mercury ...
24-10-2004 at 13:16
by: Hermes_Trismegistus
Dictionary of obsolete chemical nomenclature
[url=http://dbhs.wvusd.k12.ca.us/webdocs/Chem-History/Obsolete-Chem-TermsTOC.html]Here[/url]
23-10-2004 at 19:01
by: Hermes_Trismegistus
h2o2 extraction
[quote][i]Originally posted by rogue chemist[/i]
I think Hermes got it reversed, [/quote]

at fir ...
23-10-2004 at 13:28
by: Hermes_Trismegistus
h2o2 extraction
solutions freeze at different temperatures than the components.

anyway, I should have referred yo ...
23-10-2004 at 13:25
by: Hermes_Trismegistus
You've misunderstood.
"freezing out" is also known as fractional freezing.

To precipitate out the water, don& ...
23-10-2004 at 11:17
by: Hermes_Trismegistus
Salt Bridges, A simplification?
No. Not neccessarily; unless we all have different views on expensive...but no-one here lists " ...
19-10-2004 at 22:57
by: Hermes_Trismegistus
That's the fuckin' ticket!!!
(clap hands)

Edit: Thank you all very much.

[Edited on 20-10-2004 by Hermes_Trismegistus]
19-10-2004 at 19:24
by: Hermes_Trismegistus
Okey Dokey.
Barium Carbonate is a common chemical used in pottery. It decomposes at ~1300, releasing Carbon Dixi ...
19-10-2004 at 17:55
by: Hermes_Trismegistus
precipitation reactions look pretty neat.
Like KI (aq) and Pb(NO3)2....two clear solutions that turn bright yellow and opaque when mixed. It&# ...
18-10-2004 at 17:35
by: Hermes_Trismegistus
Libraries and The Patriot Act
What a bunch of fucking wankers!
18-10-2004 at 05:26
by: Hermes_Trismegistus
Need more info.
The colour of it is not enough to go on, what is in it (read label or look for MSDS online)
14-10-2004 at 20:49
by: Hermes_Trismegistus
hydrogen:safer than petrol?
[quote][i]Originally posted by neutrino[/i]
But hydrides aren't fuels; they are simply materia ...
14-10-2004 at 20:17
by: Hermes_Trismegistus
hydrogen:safer than petrol?
[quote][i]Originally posted by neutrino[/i]
Hydrogen is not so easily released from the hydrides us ...
14-10-2004 at 17:05
by: Hermes_Trismegistus
You guys are losing me..
I did compare the [i]inquiry[/i] into the hindenburg, with the [i]inquiry[/i] into the Kennedy heads ...
14-10-2004 at 04:04
by: Hermes_Trismegistus
Not all gasses are created equal.
RiftValley;
It really is often stored at those ridiculously low temperatures. (Depending on the app ...
13-10-2004 at 06:17
by: Hermes_Trismegistus
decomposition temperature
The silica gel I am using turned a yellowish tinge (although still transparent) when I dried it in m ...
12-10-2004 at 15:23
by: Hermes_Trismegistus
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