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Recovery of Cesium salts from Pollucite ore.
Lithium is about 7 times as expensive as cesium and about 500 times more common in sea water.
Ther ... |
14-8-2004 at 04:33
by: unionised |
Warning about OTC solvants
Trinitrotoluene,
If I read your post correctly then in a quart of solvent you found half a teaspoon ... |
14-8-2004 at 04:04
by: unionised |
Oxiclean reaction
Triplet oxygen (ie the normal stuff we breathe), liquid oxygen and ozone are all paramagnetic.
LOX ... |
12-8-2004 at 08:31
by: unionised |
Separating borax from a mixture?
Use dilute HCl, then evaporate off the water, leach the fatty acids out with acetone then wash the s ... |
12-8-2004 at 08:24
by: unionised |
How Many Carbon Oxides?
Ethyl orthoformate is HC(OEt)3. You need to get the orthocarbonate to get all 4 alkoxy groups.
Th ... |
12-8-2004 at 08:11
by: unionised |
Fires from solvents
You might thnk DMSO is non flammable, I once set fire to some by accident in the lab. It burned with ... |
8-8-2004 at 14:51
by: unionised |
Nitrogen cylinder, welding experience required?
I have seen a reference somewhere that points out that the permeabillity of baloon rubber to gases, ... |
8-8-2004 at 14:22
by: unionised |
Herbicides, substitutes anyone?
IIRC here in the, UK mis-labeling or mis-representing pesticides is a criminal offence. You might wa ... |
7-8-2004 at 10:03
by: unionised |
Herbicides, substitutes anyone?
"First of all u need to figure out which of the 172 spieces of weed you got this could help &qu ... |
5-8-2004 at 14:03
by: unionised |
very high voltage
Marvin,
Nicely put; the second transformer doesn't know it's the second it just knows it ... |
5-8-2004 at 13:48
by: unionised |
Recovery of Cesium salts from Pollucite ore.
If this table http://www.seafriends.org.nz/oceano/seawater.htm
is right, then the concentration is ... |
5-8-2004 at 13:28
by: unionised |
Reductive methylation of amines
"Refluxing methanol would have been some genuinely mad science...
"
Why? |
5-8-2004 at 12:46
by: unionised |
Benzene synthesis
Mixtures of Al and chlorinated solvents can decompose violently. I bet you can get a detonation if ... |
5-8-2004 at 12:41
by: unionised |
Electrolysis of MgSO4
Copper (I) oxide is yellowish or reddish, and, like sulphur, would form a precipitate.
It's lo ... |
5-8-2004 at 12:31
by: unionised |
PETE
Last time I checked
(1) this thread was about PETE
(2) HDPE was a polymer of an unsaturated hydroc ... |
3-8-2004 at 13:00
by: unionised |
Water spots on Galvanized Steel
IIRC zinc oxide should dissolve in NH3 soln but the free metal shouln't be attacked. |
31-7-2004 at 13:17
by: unionised |
camphor peroxide
The discussion on camphor peroxide indicated that it would suck as an explosive and that it would be ... |
28-7-2004 at 13:25
by: unionised |
lead from batteries
Calcium sulphate is rather more soluble than lead sulphate so that reaction won't work very wel ... |
28-7-2004 at 13:10
by: unionised |
Chlorine
Yes and no, I have seen cyliders containing liquid Cl2, but I was quite happy that there was a layer ... |
27-7-2004 at 12:41
by: unionised |
Timole extraction (Thymus vulgaris)
Do you mean thymol (isopropyl methyl phenol) which isn't an alkaloid but is present in [i]thymu ... |
25-7-2004 at 14:37
by: unionised |
Silver "does not arc"
I have recovered silver from plenty of switches and relays, they do use the stuff.
It will arc, bu ... |
25-7-2004 at 14:32
by: unionised |
Pt on inert substrate catalyst.
Platinised asbestos used to be the common choice; it seems to be out of favour these days. You could ... |
25-7-2004 at 14:27
by: unionised |
Chlorine
Have you quoted the bit you thought you had?
[Edited on 25-7-2004 by unionised] |
25-7-2004 at 14:14
by: unionised |
Acetic acid/ sodium hydroxide
The black gunk is probably from impurities (sugars etc) left over from the vinegar being attacked by ... |
24-7-2004 at 06:08
by: unionised |
Aluminum chloride
I looked up the word "astringent" in the dictionary; it told me it meant styptic. I looked ... |
21-7-2004 at 13:29
by: unionised |
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