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NaOH as drying agent? Sodium hydroxide pellets are normally used as they are more effective in drying amines than magnesiu ... |
17-8-2005 at 23:31 by: praseodym |
Lithium Triethyl Borohydride Synthesis [quote][i]Originally posted by saps[/i]
I am wondering what type of drying agent would be most suit ... |
16-8-2005 at 00:46 by: praseodym |
Roach Spray [quote][i]Originally posted by toxin[/i]
How toxic is roach spray if accidentally inhaled ?
How ... |
13-8-2005 at 22:04 by: praseodym |
What do to with KMnO4? [quote][i]Originally posted by Lambda[/i]
If you drop a drip of glycerine on a small pile of fine P ... |
13-8-2005 at 21:42 by: praseodym |
nickel/gold separation But by using electrolysis wouldnt it mean that we have to either melt the mixture of Ni/Au or form a ... |
13-8-2005 at 02:51 by: praseodym |
What do to with KMnO4? If it is only potassium permanganate, there shouldnt be any toxic gases when you heat up potassium p ... |
13-8-2005 at 02:45 by: praseodym |
Identifying a metal oxide I think the addition of sulphur does make reaction more vigorous but wouldnt the burning of sulphur ... |
13-8-2005 at 02:19 by: praseodym |
Rewiring a transformer Voltage/Ampere gives you the resistance and VA gives you the power. I guess that most of the transfo ... |
12-8-2005 at 03:36 by: praseodym |
nickel/gold separation Separating using a magnet? If I have not remembered wrongly, nickel is ferromagnetic while gold is n ... |
12-8-2005 at 03:25 by: praseodym |
succinic acid question? Can succinic acid also be formed by oxidising ethylene glycol? |
10-8-2005 at 23:15 by: praseodym |
Only HI reductions? This is because HI, with its iodide ions, is a stronger reducing agent compared to HF, HCl and HBr. ... |
10-8-2005 at 23:09 by: praseodym |
Interesting energetic materials But they have relatively low melting points.
This link [url=http://chemed.chem.purdue.edu/genchem/t ... |
9-8-2005 at 23:44 by: praseodym |
Automatic fire protection What about CuCO3 instead? It is less stable than NaHCO3, i think, hence more effective. |
9-8-2005 at 23:34 by: praseodym |
Trying to figure out what happened That is a big difference between the 2 numbers... |
9-8-2005 at 23:30 by: praseodym |
Chemical Plant Explosion!!!! [quote][i]Originally posted by Lambda[/i]
Columbia space shuttle success
[Edited on 10-8-2005 by L ... |
9-8-2005 at 23:09 by: praseodym |
catalases for:H2O2->O2+H2O Well, why not use MnO2? It is the most commonly used for decomposition of MnO2. |
9-8-2005 at 23:04 by: praseodym |
Identifying a metal oxide [quote][i]Originally posted by unionised[/i]
Chemoleo,
"NiO is black, too, btw."
Care t ... |
9-8-2005 at 22:42 by: praseodym |
Sodium Ethoxide and anhydrous EtOH Do you have Na metal? Because to get NaOEt, you can react Na with EtOH. |
9-8-2005 at 22:33 by: praseodym |
Good way to Methylamine HCl? Hmm...true that this reaction has to take place under very controlled conditions. When excess ammoni ... |
9-8-2005 at 22:21 by: praseodym |
Good way to Methylamine HCl? Methylamine can actually be obtained by heating aq ammonia with methylchloride. |
8-8-2005 at 23:36 by: praseodym |
Acetaldehyde synthesis Acetaldehyde can also be prepared by oxidising EtOH or from acetic acid by dry distillation of calci ... |
8-8-2005 at 23:30 by: praseodym |
Identifying a metal oxide It is always better to start a thermit reaction with a Mg fuse. |
8-8-2005 at 23:09 by: praseodym |
Sodium Ethoxide and anhydrous EtOH Mg and Al alkoxides are insoluble in water. They are normally produced by using the metal itself and ... |
8-8-2005 at 23:03 by: praseodym |
increasing nitric acid from O3 generator Getting nitric acid??
Here's one method:
Firstly, you oxidise a 1:9 ammonia/air mixture, pr ... |
8-8-2005 at 22:52 by: praseodym |
B-asarone Synthesis What do you want asarone for since it is banned in many countries?? |
7-8-2005 at 05:34 by: praseodym |
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