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Harbor Freight digital scale - need help
I have a digital scale that I use for brewing.
It turns off after a few minutes on batteries but wh ... |
16-8-2014 at 14:52
by: ScienceSquirrel |
Ozone mix sensitivities
Ozone is normally reacted with alkenes at a very low concentration in a stream of the carrier gas fr ... |
23-4-2014 at 07:30
by: ScienceSquirrel |
Novel Uses for Liquid Nitrogen
If you put some liquid nitrogen in a dewar and let it evaporate it gradually accumulates liquid oxyg ... |
8-4-2014 at 15:07
by: ScienceSquirrel |
White Phosphorus from urine.
The easiest thing to separate from urine is urea.
I believe there is around 30g in the daily urine ... |
30-3-2014 at 14:03
by: ScienceSquirrel |
Ammonium nitrate mixtures
I have advised ecos on his conduct and reopened his thread.
i know that long standing members of Sc ... |
28-3-2014 at 15:54
by: ScienceSquirrel |
One atom being a gas liquid plasma or solid.
Single atoms of reactive elements do not exist on earth for long as there is always something nearby ... |
27-3-2014 at 16:53
by: ScienceSquirrel |
Dimethyl Sulfate Fumes and Safety Tips?
I have carried out a number of methylations with dimethyl sulphate in a fume hood and using nitrile ... |
14-2-2014 at 16:33
by: ScienceSquirrel |
Does anyone understand the mechanism of catalytic dehydrocyclisation of parafins?
A six membered all carbon ring is preferred on steric and thermodynamic grounds over a five membered ... |
13-2-2014 at 04:00
by: ScienceSquirrel |
PERACETIC ACID
I use Bruclean most of the time, plus some Stayclean and sodium metabisulphite to keep surfaces and ... |
7-2-2014 at 04:55
by: ScienceSquirrel |
Dolomite chalk
I suspect that the extraction of magnesium sulphate from dolomite is easier than bfesser suggests gi ... |
6-2-2014 at 16:33
by: ScienceSquirrel |
Toluic acid synthesis?
Try having a look round your local DIY shop or contact a garage that caters for rally drivers.
It i ... |
31-1-2014 at 07:11
by: ScienceSquirrel |
are amateur chem reactions restricted to ion interactions?
If you start from aspirin tablets, you can extract acetylsalicylic acid and crystallise it.
After t ... |
17-1-2014 at 16:43
by: ScienceSquirrel |
Dissolving MnO2
Chemical equations are not mathematical equations
v = u + at
and;
u = v - at
But chemic ... |
17-1-2014 at 14:43
by: ScienceSquirrel |
Guess the speed at which a reaction happens?
No 3 will be the fastest by far at ambient temperatures, assuming that no initiation is provided.
I ... |
17-1-2014 at 09:12
by: ScienceSquirrel |
So much oxalic acid - what to do with it?
I have a 500g container of oxalic acid dihydrate in my chemical cupboard.
It has been there for a f ... |
16-1-2014 at 14:27
by: ScienceSquirrel |
Drying Sodium Hydroxide
If it is little dry white pellets or flakes I guess it is at least 95%, probably more.
I buy 98% fo ... |
13-1-2014 at 15:59
by: ScienceSquirrel |
Easiest way to produce sulfur?
I have tried treating pyrites with concentrated acid, fusion with alkali. etc and it is not a reacti ... |
13-1-2014 at 15:43
by: ScienceSquirrel |
Easiest way to produce sulfur?
Iron pyrites is iron disulphide, not iron sulphide.
It does not react with hydrochloric or sulphuri ... |
13-1-2014 at 04:41
by: ScienceSquirrel |
Easiest way to produce sulfur?
As a product from a modified Le Blanc soda process?
http://en.wikipedia.org/wiki/Leblanc_process
L ... |
12-1-2014 at 14:52
by: ScienceSquirrel |
Methylamine problem
Heading for Detritus. |
8-1-2014 at 15:36
by: ScienceSquirrel |
Methylamine problem
If I had little experience I would start with 50g not 1.25kg of methylamine hydrochloride |
8-1-2014 at 14:11
by: ScienceSquirrel |
Serious descaling
Most commercial descalers use citric acid.
Lactic, sulphamic and formic acids are also used.
Zoj ... |
8-1-2014 at 05:09
by: ScienceSquirrel |
Turpentine + iodine - any ideas?
I am not sure which Herriot book it is in but it is one of the ones describing his early career as a ... |
7-1-2014 at 06:40
by: ScienceSquirrel |
Turpentine + iodine - any ideas?
The end product is mainly p - cymene
You do get quite a bit of goo as well though.
The very high h ... |
7-1-2014 at 04:10
by: ScienceSquirrel |
ANFO source materials
I believe the IRA who used ANFO on a multi ton scale during the Troubles used to pack it into milk c ... |
6-1-2014 at 08:31
by: ScienceSquirrel |
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