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Butyric acid from potatoes and water The butyric acid is the most noticable free acid in rancid butter due to its smell.
But it is not a ... |
27-9-2010 at 08:41 by: ScienceSquirrel |
UK Chemical Regulations I question if the regulation will be passed in to law and if it will be enforced.
At the moment the ... |
26-9-2010 at 16:53 by: ScienceSquirrel |
Periosic table : wht doews it list nonexistent elements ? [rquote=188195&tid=14530&author=metalresearcher]But Tc (and 61Pm) do also exist in very smal ... |
24-9-2010 at 08:49 by: ScienceSquirrel |
Periosic table : wht doews it list nonexistent elements ? The periodic table is used by physicists as well as chemists so we will just have to learn to share ... |
24-9-2010 at 04:49 by: ScienceSquirrel |
Isolating Stearate from a Detergent The sodium carbonate is going to precipitate out loads of calcium carbonate when you add the calcium ... |
24-9-2010 at 02:37 by: ScienceSquirrel |
Marketing and use of explosives precursors The full text is here;
http://ec.europa.eu/commission_2010-2014/malmstrom/archive/COMM_NATIVE_COM ... |
23-9-2010 at 07:39 by: ScienceSquirrel |
Condenser cooling I make beer on a 10 gallon (45 litre scale) and after boiling the sweet liquor with the hops it has ... |
22-9-2010 at 03:34 by: ScienceSquirrel |
Why has Mg no flame color ? I think you might get a better result with a spectroscope.
You can buy them quite cheaply on eBay e ... |
20-9-2010 at 05:38 by: ScienceSquirrel |
"available chlorine" doesn't add up Yes it does come to the same thing.
I think iodine was used because it is comparatively non volatil ... |
20-9-2010 at 05:20 by: ScienceSquirrel |
"available chlorine" doesn't add up The term available chlorine has a historical basis in early assay procedures for hypochlorite.
The ... |
20-9-2010 at 03:18 by: ScienceSquirrel |
hydrazine nitrate and hydroxylamine nitrate [quote]Hydroxylamine has been considered as a monopropellant, a possibility is the
borane salt ;
3 ... |
15-9-2010 at 02:46 by: ScienceSquirrel |
Making KOH from wood ashes why is it yellow ? Some plants like asparagus are far more salt tolerant than others and a light application of salt ca ... |
13-9-2010 at 14:24 by: ScienceSquirrel |
DIY Centrifuge? [quote]
I've seen some designs on-line but none of them impressed me and many of them do not look s ... |
13-9-2010 at 09:52 by: ScienceSquirrel |
DIY Centrifuge? High speed centrifuges are really deadly if they fail at speed.
If you are going much over a few th ... |
13-9-2010 at 09:29 by: ScienceSquirrel |
N2O dissolved in H2O2 It will dissolve in dilute hydrogen peroxide solutions about as much as in water as they are mostly ... |
8-9-2010 at 07:40 by: ScienceSquirrel |
N2O dissolved in H2O2 N20 is pretty inert at room temperature.
When you heat it, it breaks down to nitrogen and oxygen, t ... |
8-9-2010 at 06:33 by: ScienceSquirrel |
Diethylene glycol dinitrate He is off down the yellow brick road again... |
7-9-2010 at 08:26 by: ScienceSquirrel |
Diethylene glycol dinitrate The WiZard is In
Quote 1
[quote]
Picky-picky-picky. What's a few atoms among friends?!
[/quote ... |
7-9-2010 at 03:50 by: ScienceSquirrel |
Chromium alum crystallisation problem I have carried out this preparation using potassium dichromate purchased as a dyer's mordant, drain ... |
6-9-2010 at 03:15 by: ScienceSquirrel |
H2SO4 by displacement of CuSO4 with H2? The fact is that hydrogen is displaced from most metal plus acid reactions as a very stable diatomic ... |
5-9-2010 at 16:41 by: ScienceSquirrel |
OTC Cadaverine and Putrescine Why not make some spermine?
http://en.wikipedia.org/wiki/Spermine
I can vouch for the fact t ... |
3-9-2010 at 18:54 by: ScienceSquirrel |
Dissolving MnO2 Manganese dioxide is not really soluble in anything at all.
It will react with hydrochloric acid to ... |
3-9-2010 at 18:46 by: ScienceSquirrel |
Ammonium gas from calcium ammonium nitrate fertilizer Sodium bicarbonate is a bit feeble.
I would use potassium hydroxide that is widely available from b ... |
3-9-2010 at 14:09 by: ScienceSquirrel |
Diethylene glycol dinitrate [quote]
Picky-picky-picky. What's a few atoms among friends?!
[/quote]
Ricki-picki-tavi!
... |
2-9-2010 at 19:53 by: ScienceSquirrel |
KNO3 from feces Check out E Numbers: An Edible Adventure episode 2 on BBC2 on 2/9/2010
It deals with preservatives ... |
2-9-2010 at 11:30 by: ScienceSquirrel |
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