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Plasma
Yes. |
12-9-2015 at 10:55
by: unionised |
Chem Demo: Powders Becoming Liquids
Nobody mentioned indium and gallium? |
8-9-2015 at 11:25
by: unionised |
Silvering Failures and Waste Disposal
I have only ever got the silver mirror test to work with bran new unused test tubes. It seems that a ... |
30-8-2015 at 11:01
by: unionised |
Sodium carbonate peroxyhydrate
You probably just decomposed some hydrogen peroxide.
That's why it got hot. Hydrogen peroxide isn't ... |
30-8-2015 at 04:23
by: unionised |
Cherry Red Mercury
Well, this "natural cherry red mercury" might be the red mercury hoax, or it might be vermilion.
It ... |
30-8-2015 at 04:19
by: unionised |
nit pick with sucrose molecular weight
" I rounded up and tried 2 sig digits, this gave me 342.01g."
Well, if you rounded to two digits or ... |
30-8-2015 at 04:13
by: unionised |
Essential oil extraction from Citrus and other fruits
Freezing breaks down the cell walls of plants because the ice crystals that form pierce the cell m ... |
30-8-2015 at 04:00
by: unionised |
Silvering Failures and Waste Disposal
[rquote=417624&tid=63466&author=Firmware21]Then, I'd suggest you to neutralize the solution ... |
30-8-2015 at 03:52
by: unionised |
Overrun with sal mirabilis!
Recrystallise it as the decahydrate and use to to check your thermometers.
http://nvlpubs.nist.gov ... |
30-8-2015 at 03:46
by: unionised |
How to extract mercury (Hg) from merbromine C20H8Br2HgNa2O6 (aka mercurochrome)
How much merbromine do you have?
It would take about 25 grams to give a single millilitre of mercur ... |
18-8-2015 at 10:35
by: unionised |
Irrational fear of diethyl ether?
[rquote=416128&tid=63324&author=aga]Keep it in a fridge (= cold, no sunlight).
It is a da ... |
17-8-2015 at 10:45
by: unionised |
Manganese
I suspect an ascorbate complex of Mn(II) or possibly Mn(III).
Of course there's always the possibil ... |
16-8-2015 at 00:32
by: unionised |
Will Aluminum chamber body react with these?
[rquote=416030&tid=63311&author=AJKOER]Maybe, as perhaps an electrochemical reaction is poss ... |
15-8-2015 at 23:58
by: unionised |
Uric acid from urine
[rquote=415802&tid=63301&author=PHILOU Zrealone][rquote=415798&tid=63301&author=kecs ... |
14-8-2015 at 10:45
by: unionised |
NdF3 to... anything?
Just a thought; if I remember rightly, the carbonate is very insoluble so boiling with sodium carbon ... |
12-8-2015 at 11:56
by: unionised |
High Pressure Steal Reaction Vessel Wanted
A 1 litre vessel at 100MPa stores 100 KJ or so of energy.
That's about half a pound of TNT equival ... |
5-8-2015 at 12:20
by: unionised |
Pyrolytic Carbon
[rquote=414421&tid=63192&author=IrC]
Still while you say both forms have the same diamagn ... |
2-8-2015 at 01:17
by: unionised |
Activated Carbon as a fume filter: What DOESN'T it absorb?
Most things are absorbed by charcoal to some extent.
However it's important to realise that the abs ... |
30-7-2015 at 11:17
by: unionised |
Identifying Zn2+/Al3+ ions
Ajkoer,
That piece of aluminium you were looking at as it dissolved.
Do you know that the metal wa ... |
30-7-2015 at 10:57
by: unionised |
Identifying Zn2+/Al3+ ions
Why do you think it matters that washing soda attacks aluminium?
How much of the metal dissolves an ... |
29-7-2015 at 12:59
by: unionised |
Identifying Zn2+/Al3+ ions
Ajoker, to put it simply, this reaction
2 Na2CO3 + 2 H2O = 2 NaHCO3 + 2 NaOH
does not happen. In f ... |
28-7-2015 at 12:09
by: unionised |
Tap water
People drink more water in Summer.
So whatever is in the water, the child will get more of it in Su ... |
28-7-2015 at 10:59
by: unionised |
Good Chemical Respirator for Home Labs?
A mask is what you wear if you can't work out how to control the fumes properly; it's the last resor ... |
27-7-2015 at 08:02
by: unionised |
Identifying Zn2+/Al3+ ions
[rquote=413797&tid=63128&author=blogfast25][rquote=413792&tid=63128&author=unionised ... |
27-7-2015 at 07:31
by: unionised |
Identifying Zn2+/Al3+ ions
[rquote=413796&tid=63128&author=blogfast25][rquote=413793&tid=63128&author=unionised ... |
27-7-2015 at 07:17
by: unionised |
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