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New method for making HNO3 which doesn't use H2SO4
I guess he's heating it that hot to get the reaction to work. Since it's the temperature o ... |
21-11-2004 at 14:15
by: unionised |
hydrogen peroxide
"An oxygen cylinder costs more than 100 times that of 500 ml 30% hydrogen peroxide. Hence this ... |
20-11-2004 at 14:44
by: unionised |
Deuterated acetone.
Thanks for letting us know about your minor excursion. Please tell us when you are back on the plane ... |
14-11-2004 at 06:47
by: unionised |
Explosive chambers
"I need to make a SAFE way of delivering molten cast iron (and a variety of other lower MP meta ... |
12-11-2004 at 07:50
by: unionised |
Mn(Cl)2 vs Mn(Acetate)2 with a salen ligand(ethylenediamine+salicylaldehyde)
IIRC you are missing the fact that the salen loses a couple of hydrogens (from the phenolic OHs) and ... |
12-11-2004 at 07:38
by: unionised |
Combustion and O2 content of air
In the limit, you will lower the amount of KNO3 to zero and the sulpur will still burn. What will th ... |
7-11-2004 at 02:58
by: unionised |
Making Lithium Metal
I think DMSO is doomed.
http://www.casper.organ.su.se/sop/sop401.html |
6-11-2004 at 14:10
by: unionised |
Munsell® Plant Tissue Color Chart
You could calibrate it so it works on your printer, but when you send the data to someone else is th ... |
31-10-2004 at 15:32
by: unionised |
Ethylene oxide synthesis
Might we be muddling two things up?
Ethanol can be dehydrated to ethylene with sulphuric acid, it ... |
31-10-2004 at 03:19
by: unionised |
Saccharides convertions?
The reduction of glucose to sorbitol is an industrial process, they use hydrogenation or electrolysi ... |
31-10-2004 at 03:01
by: unionised |
Recovery of sulfuric acid from nitrations
" (NG is insoluble in the acid, so don't worry when you heat it). "
OK, but can I wo ... |
31-10-2004 at 02:48
by: unionised |
Ethyl Iodide
I presume he is going on about making the sulphonic acid to prodce a ethyl sulphonate to react with ... |
30-10-2004 at 05:11
by: unionised |
Combustion and O2 content of air
Combustion doesn't happen at NTP.
The equlibrium constant for the reaction will be very large. ... |
30-10-2004 at 04:52
by: unionised |
Drying ethanol via ester hydrolysis.
It's still off-topic and I wouldn't try it with halogenated solvents. |
24-10-2004 at 22:25
by: unionised |
Drying ethanol via ester hydrolysis.
A fine method, save only that this thread is about alcohol.
CaH2 + 2 EtOH --> Ca(OEt)2 +H2 |
23-10-2004 at 04:00
by: unionised |
hydrogen:safer than petrol?
About 2 out of 3 people on the Hindenburgh survived. That's not bad for an accident that destro ... |
14-10-2004 at 14:26
by: unionised |
Question for lifescientists
Q
"Which will be the most expansive and profitable areas of lifescience in the future? "
... |
7-10-2004 at 14:06
by: unionised |
purifying sulphur
Sulphur disolves in plenty of solvents.
http://www.speclab.com/elements/sulfur.htm
gives some exam ... |
5-10-2004 at 15:01
by: unionised |
distinguishing b/w solns
I think the traditional answer to c would be barium chloride.
A pretty solution to d would be to ad ... |
26-9-2004 at 15:09
by: unionised |
Faraday's Heavy Glass
I thought that repeatedly heating and cooling glass was likely to make it devitrify.
I also know th ... |
26-9-2004 at 14:50
by: unionised |
Caros Acid
Reaction of H2O2 and acetic anhydride can give peracetic acid, which is nasty and acetyl peroxide wh ... |
26-9-2004 at 14:43
by: unionised |
BIODIESEL - cheapen your gasoline
The hydroxyl group in ricinoleic acid will tend to make the phase separation less effective. |
22-9-2004 at 13:42
by: unionised |
Homogeneous solutions
No, right.
http://dictionary.reference.com/search?q=homogeneous
It looks like the definition o ... |
18-9-2004 at 13:28
by: unionised |
Ethanol rates of evaporation with/without stirring.
I take it that you mean filter flasks and the traps often used with them. Those are specially made f ... |
18-9-2004 at 13:17
by: unionised |
Placement of very accurate scales.
When our lab moved about 10 years ago nobody thought about the balances much. After all, thy were ju ... |
18-9-2004 at 13:08
by: unionised |
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