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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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