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BariumCarbonate from BariumSulfate + Soda
ok i did the math on this, trying to figure out how efficient it is in theory. we have two equilibri ... |
6-10-2012 at 09:43
by: tetrahedron |
chemistry set appreciation
actually they are
[quote]not to be used as safety protective goggles[/quote]
=D |
5-10-2012 at 06:47
by: tetrahedron |
The Wick Filter/Open Air Siphon
why not just use a real wick? =D replacements are sold wherever you can buy kerosene lamps.
http: ... |
5-10-2012 at 01:23
by: tetrahedron |
chemistry set appreciation
science, 2012 edition
http://www.ebay.com/itm/320947342191 |
5-10-2012 at 01:09
by: tetrahedron |
Nitric acid by thermal decomposition of Ca(NO3)2
shannon, how did the spoon hold up?
with proper cooling the N2O4 can be liquefied and subsequentl ... |
3-10-2012 at 13:03
by: tetrahedron |
Using Oxalic Acid to Make H2SO4,...
this route for HBr might just work, but for HI probably not. HI is very susceptible to oxidation to ... |
3-10-2012 at 12:54
by: tetrahedron |
Copper sulfate electrolysis with tungsten anode
how about a PbO2 anode from a car battery? it's supposed to withstand H2SO4 and not decompose the ac ... |
3-10-2012 at 08:51
by: tetrahedron |
potassium nitrate and copper sulphate
chris, you're interested in the anhydrous salt right?
http://toxnet.nlm.nih.gov/cgi-bin/sis/searc ... |
3-10-2012 at 08:40
by: tetrahedron |
Using Oxalic Acid to Make H2SO4,...
i stand corrected on the oxidation by nitric acid. indeed, oxalic acid is obtained by the oxidation ... |
3-10-2012 at 07:41
by: tetrahedron |
Using Oxalic Acid to Make H2SO4,...
i can see at least two problems when using organic acids for the type of displacement described in t ... |
3-10-2012 at 05:03
by: tetrahedron |
Is it possible to build a DIY supercritical CO2 extractor?
caffeine alone is dangerous enough =D |
2-10-2012 at 17:53
by: tetrahedron |
sodastream CO2
how about this: fill an empty sodastream CO2 tank with dry ice and 'herb' (see youtube videos on the ... |
2-10-2012 at 07:36
by: tetrahedron |
library issues
i wonder if anyone else is having this problem.
PDF books from the library that i try to open (ei ... |
2-10-2012 at 06:48
by: tetrahedron |
Mystery of SCl2 Hydrolysis - Original Theory
you should rejoice for the level of education of gym teachers ;p |
2-10-2012 at 06:42
by: tetrahedron |
making sodium fluoride
can calcium fluoride be converted to sodium fluoride by boiling with soda, akin to the method starti ... |
2-10-2012 at 05:06
by: tetrahedron |
Vacuum Distillation Confusion
the vacuum doesn't remove any product? suppose you don't introduce air or an inert gas through a cap ... |
2-10-2012 at 02:38
by: tetrahedron |
Making hydrochloric acid
[rquote=249306&tid=20167&author=AJKOER]possibly adding a tiny amount of Sulfur, which would ... |
1-10-2012 at 15:41
by: tetrahedron |
Static Discharge Precautions ( For Lead Azide )
is the drawing life size? then i see a problem |
1-10-2012 at 14:55
by: tetrahedron |
Is it Kaliumhydroxide or nor?
use this:
http://en.wikipedia.org/wiki/Sodium_cobaltinitrite
[quote]Although the sodium salt i ... |
1-10-2012 at 06:49
by: tetrahedron |
Mysterious White Powder
thread from a few days ago:
http://www.sciencemadness.org/whisper/viewthread.php?tid=21575 |
1-10-2012 at 06:44
by: tetrahedron |
Making hydrochloric acid
[rquote=260844&tid=20167&author=IanCaio]So theres no viable way to concentrate a low concent ... |
30-9-2012 at 16:36
by: tetrahedron |
V2O5 catalyst
in new zealand they also add potassium sulfate:
http://nzic.org.nz/ChemProcesses/production/1B.pd ... |
30-9-2012 at 16:33
by: tetrahedron |
Chromium alum crystallisation problem
[rquote=186816&tid=14430&author=woelen]It may take weeks or even a few months before all chr ... |
30-9-2012 at 16:18
by: tetrahedron |
Nitric acid by thermal decomposition of Ca(NO3)2
it should also be possible to regenerate this copper nitrate by absorbing nitrogen oxides (coming e. ... |
30-9-2012 at 15:48
by: tetrahedron |
Tour My Lab
[rquote=260834&tid=4777&author=zenosx]The cokes are old collectables back when my FiL though ... |
30-9-2012 at 14:42
by: tetrahedron |
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