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How to cut 1oz silver bar into pieces that will fit in a test tube
Hammer it into a thinner sheet, and then cut with tin-snips.
Even simpler- put as much of your n ... |
30-10-2020 at 07:56
by: unionised |
Sodium silicates and Wikipedias sodium/silicate ratios
[rquote=647364&tid=156379&author=Fulmen]That's none of your f'ing business;-)
[Edited ... |
28-10-2020 at 10:21
by: unionised |
Benzaldehyde via cassia oil unexpected hiccup
This may indicate a way forward.
http://www.sciencemadness.org/talk/viewthread.php?tid=27476
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26-10-2020 at 05:32
by: unionised |
Benzaldehyde via cassia oil unexpected hiccup
That's interesting; I don't recall seeing a reverse aldol reaction before.
The density of the ald ... |
25-10-2020 at 12:42
by: unionised |
Benzaldehyde via cassia oil unexpected hiccup
You ,might do better if you post a link fo "synthesizing a little benzaldehyde from cassia oil via C ... |
25-10-2020 at 08:58
by: unionised |
Woodstove embers temperature ?
[rquote=647246&tid=156377&author=metalresearcher]Now the colder season starts in the norther ... |
24-10-2020 at 14:26
by: unionised |
Reagent Co-opt
I'm about 3 hours away from what's left of the original Victoria.
https://en.wikipedia.org/wiki/Roy ... |
21-10-2020 at 04:42
by: unionised |
Experiment report: Cobalt Molybdate, amazing colors and a collloidal mystery
[rquote=646975&tid=156360&author=Bedlasky]
Determination of FeCl3 by titration with NaOH is ... |
20-10-2020 at 13:37
by: unionised |
Sodium methoxide from methanol, NaOH and Aluminium
[rquote=646986&tid=156354&author=njl]That's very interesting. In what way does the hydrogen ... |
20-10-2020 at 11:08
by: unionised |
Ultrasonic cleaner substituting a centrifuge in function
No
Ultrasonic cleaners work by helping to suspend stuff in liquids, not helping it to precipitate. |
20-10-2020 at 10:39
by: unionised |
Hexane from Adipic Acid?
If I wanted to make hexane, I'd start with this
https://en.wikipedia.org/wiki/Sorbic_acid
or this
... |
19-10-2020 at 11:16
by: unionised |
Qualitative determination of lead in tap water
[rquote=646855&tid=156341&author=AJKOER]One path is to investigate just add KI (or NaI) and ... |
19-10-2020 at 08:27
by: unionised |
Hexane from Adipic Acid?
It's an interesting idea but not a practical way to get cigarette lighter (Zippo) fuel.
Also I susp ... |
19-10-2020 at 01:41
by: unionised |
Cheap solvent pump that will not dissolve itself?
Most pumps are not spark proof, so you wouldn't want to use them for flammable solvents. |
18-10-2020 at 10:49
by: unionised |
Qualitative determination of lead in tap water
I think I would be more worried about the cyanide (and, to a lesser extent,the barbital) in the buff ... |
18-10-2020 at 08:14
by: unionised |
Everyone's selling water (hydrates)
It's actually worse than the OP suggests.
For example I wanted some freshly precipitated magnesium ... |
17-10-2020 at 03:28
by: unionised |
Soxhlet uses for extracting compounds?
[rquote=643230&tid=156045&author=Fyndium]... except extracting compounds from vegetables? [/ ... |
16-10-2020 at 06:35
by: unionised |
Soxhlet uses for extracting compounds?
This is the "calassic" use of a soxhlet as a way to force a reaction.
https://www.prepchem.com/sy ... |
16-10-2020 at 05:41
by: unionised |
Aluminum oxide (sapphire) glassware?
The chemical resistance is also good.
But it can't be made into shapes the same way that glass can. ... |
15-10-2020 at 09:25
by: unionised |
How to seal a threaded stainless steel retort ?
I know they silver plate SS threads to stop them sticking.
I wonder if that would also improve the ... |
14-10-2020 at 11:14
by: unionised |
What would the colour be?
[rquote=646495&tid=156282&author=itsallgoodjames]
If you're responding to me, [/rquote]
... |
14-10-2020 at 10:49
by: unionised |
What would the colour be?
maybe
https://pubchem.ncbi.nlm.nih.gov/compound/Nitryl-chloride
Though the yield can't be good or ... |
14-10-2020 at 10:06
by: unionised |
Found mercury by luck then was offered some more !
Please do not try to lift that flask of mercury unless you are very sure that it's empty.
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14-10-2020 at 03:44
by: unionised |
Broken Glass Bottles in Freezer- How to avoid? (thermal expansion)
This does not make sense.
As far as I'm aware, no aldehyde expands on freezing.
If they broke ... |
14-10-2020 at 03:41
by: unionised |
How are phosphorus burns treated?
Ask a doctor.
Best answer; don't get burned but...
Just in case anyone else is (like me) old enoug ... |
13-10-2020 at 09:17
by: unionised |
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