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Recovering caesium carbonate from caesium bicarbonate
Bicarbonates decompose on heating to form carbonates. |
17-5-2023 at 11:24
by: unionised |
Finding percentage of tin in leaded tin solder
[rquote=683960&tid=159539&author=Romix] Remember in the first years of COVID pandemic gram o ... |
12-5-2023 at 23:53
by: unionised |
Ascorbic acid smell when boiled with chlorate
A green little chemist
On a green little day
Mixed some green little chemicals
In a green little ... |
10-5-2023 at 02:31
by: unionised |
Looking for an ionic salt that is good for soil
[rquote=683799&tid=159542&author=Sulaiman]This (thought) experiment would only require the e ... |
6-5-2023 at 01:29
by: unionised |
Looking for an ionic salt that is good for soil
[rquote=683796&tid=159542&author=violet sin]What about a few Kg of BB or bearing tossed in t ... |
6-5-2023 at 01:28
by: unionised |
Looking for an ionic salt that is good for soil
I had a look at a hydroponics page to see how much stuff plants actually "want" in solution.
Here ... |
5-5-2023 at 09:59
by: unionised |
Finding percentage of tin in leaded tin solder
Sell the solder, as such, to a scrap dealer.
Rejoice and spend your money.
If you want to know w ... |
4-5-2023 at 10:24
by: unionised |
Porcelain crucible and molten KOH
Interesting aspect of stainless steel; chromium will dissolve in hot alkali if there's oxygen presen ... |
30-4-2023 at 03:27
by: unionised |
Wire glue
[rquote=683468&tid=159505&author=Johanson]Unionized,
1. The heat? use a proper heat sink w ... |
27-4-2023 at 11:36
by: unionised |
Do PGMs react with hot NaOH solution ?
Cu, Ag and Au are, if you need a name for them, the coinage metals.
If you take a compound of Au or ... |
26-4-2023 at 23:41
by: unionised |
Wire glue
[rquote=683458&tid=159505&author=Johanson]"Can anyone comment?"
My comment: It just looks ... |
24-4-2023 at 23:47
by: unionised |
But WHY is concentrated sulfuric acid such a strong dehydrating agent?
In principle, all reactions are reversible, but some go a lot nearer to completion than others.
One ... |
18-4-2023 at 10:02
by: unionised |
Did I ruin my digital vacuum gauge?
What sort of sensor does the gauge use?
Is it calibrated for air or for water vapour? |
12-4-2023 at 04:23
by: unionised |
Extracting decay products from uranium ore
I think treatment with Na2CO3 solution a few times will work better.
Ba(OH)2 is quite soluble, and ... |
12-4-2023 at 04:14
by: unionised |
Can somebody explain why this happens? Capacitor discharge through a piece of foil shatters a ceramic tile
[rquote=683088&tid=159460&author=Beezwax]
Tremendous temperature and speed but very little ... |
8-4-2023 at 00:05
by: unionised |
Can somebody explain why this happens? Capacitor discharge through a piece of foil shatters a ceramic tile
[rquote=683039&tid=159460&author=Beezwax]
Compression strength ceramic tile : 20,000 psi
... |
7-4-2023 at 12:05
by: unionised |
Can somebody explain why this happens? Capacitor discharge through a piece of foil shatters a ceramic tile
[rquote=683029&tid=159460&author=Beezwax]
But they simply don't have enough mass to shat ... |
7-4-2023 at 01:03
by: unionised |
Can somebody explain why this happens? Capacitor discharge through a piece of foil shatters a ceramic tile
The likely explanation is simply the shockwave caused by the boiling of the foil.
But the reaction ... |
6-4-2023 at 02:03
by: unionised |
Warfarin syntheses
[rquote=682875&tid=159453&author=DocX][b]Background[/b]
It now costs well over €1000 for ... |
5-4-2023 at 04:04
by: unionised |
Awesome video about how lab glassware is made!
They can certainly automate some bits.
https://www.youtube.com/watch?v=QUOz4eqobVw#
But, not all ... |
3-4-2023 at 09:21
by: unionised |
Does Mg react with carbonates?
Have you ruled our carbides etc? |
31-3-2023 at 09:37
by: unionised |
For those in the UK: kiss goodbye to N2O
[rquote=682789&tid=159446&author=SplendidAcylation]I can already see the Daily Mail headline ... |
29-3-2023 at 04:24
by: unionised |
For those in the UK: kiss goodbye to N2O
Apparently dumping sewage in the rivers isn't antisocial enough to warrant action.
It's the usual ... |
27-3-2023 at 05:05
by: unionised |
Watched precursors now being sold on ebay
https://en.wikipedia.org/wiki/Honeypot_(computing) |
24-3-2023 at 16:55
by: unionised |
Oxygen scavengers for working with Iron(II) and Manganese(II) salts?
Have you considered bisulphite.
I don't think it's completely immune from complex formation but it' ... |
20-3-2023 at 12:59
by: unionised |
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