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Working out concentration
not that easy, you need to know what is the solution first, liquid volumes are not additive (for exa ...
18-3-2019 at 16:19
by: Ubya
How to ask my professors for chemicals and equipment?
[rquote=605621&tid=146306&author=Herr Haber]
I once offered sex for Dimethylaniline to a fr ...
18-3-2019 at 14:53
by: Ubya
Is Cody's method of extracting iodine from seaweed cost efficient on that scale?
Most of the ash content is sodium chloride, and precipitating copper iodide is really clever IMO. I ...
17-3-2019 at 17:56
by: Ubya
unknown DCM azeotrope
i looked at my other can of solvent, and looking by its composition and a few azeotrope tables i thi ...
16-3-2019 at 17:36
by: Ubya
Everything you wanted to know about Aspirator "pumps" but were afraid to ask
[rquote=605401&tid=146505&author=Sulaiman]

EDIT : my brain just melted...
if there is a ...
15-3-2019 at 09:57
by: Ubya
Everything you wanted to know about Aspirator "pumps" but were afraid to ask
i've never heard of any amateurs using steam vacuum aspirators, a water one already needs some kind ...
15-3-2019 at 06:21
by: Ubya
Preparation of ionic phosphide from red P
[rquote=605314&tid=146474&author=SWIM]Moletox mole and gopher killer is 2% zinc phosphide.
...
14-3-2019 at 09:57
by: Ubya
unknown DCM azeotrope
the lable of the can is 100% wrong. if i had only DCM and toluene i shouldn't have a water miscible ...
14-3-2019 at 08:15
by: Ubya
unknown DCM azeotrope
I've been trying to purify some DCM out of paint stripper.
the formula for the can i found is not t ...
14-3-2019 at 05:57
by: Ubya
Problem with Zeeman AAS
Brainiac75(YouTube) played with some big magnets, he used custom jigs to put big magnets together sa ...
14-3-2019 at 03:38
by: Ubya
Reducing copper hydroxide
[rquote=605262&tid=139113&author=Housane]I did the modified test as in thought empouriums vi ...
14-3-2019 at 03:26
by: Ubya
HCl + H2O2 + Glass powder = vigorous bubbling/decomposition of H2O2 - Why?
[rquote=605196&tid=146283&author=mackolol]With that big excess of HCl to fe2o3 you're gettin ...
13-3-2019 at 09:25
by: Ubya
Electrorefining of Tin
[rquote=605219&tid=146431&author=Fulmen]Is it pure enough to convert to β-tin? [/rquote]

...
13-3-2019 at 09:14
by: Ubya
Is potassium 40 ever isolated ?
[rquote=492011&tid=76720&author=SWIM]Worst case scenario it still ought to be easier than se ...
13-3-2019 at 05:11
by: Ubya
Electrorefining of Tin
those are some cool looking metal crystals. if i have the patience to purify some lead-tin alloy i h ...
13-3-2019 at 04:01
by: Ubya
How to ask my professors for chemicals and equipment?
in my university they are pretty strict with bureaucracy, last semester they didn't find lab assista ...
11-3-2019 at 04:33
by: Ubya
How to ask my professors for chemicals and equipment?
asking is not illegal, but probably they won't be able to help.
maybe if you get to be friend with ...
10-3-2019 at 12:51
by: Ubya
Culturing of a red flourecent bacteria/algae
of course you need nutrients, water is just a medium, you need to know if what you have is algae or ...
4-3-2019 at 00:50
by: Ubya
How can i extract elemental mercury from mercury(II) iodide?
[rquote=604116&tid=145765&author=Chem Science]Try adding some nitric acid, these will make i ...
1-3-2019 at 09:19
by: Ubya
DIY Neutron Gun viability?
i considered building something like that, and the first step would be to play with a lenard tube (a ...
1-3-2019 at 09:17
by: Ubya
How can i extract elemental mercury from mercury(II) iodide?
mercury (II) iodide is barely soluble in water, but if you add enough KI or NaI you can solubilize i ...
28-2-2019 at 10:00
by: Ubya
Synthesis of Sodium Hydroxide (NaOH) via the Caustification Process
a suspension will work, NaOH is much more soluble than calcium hydroxyde.
28-2-2019 at 07:10
by: Ubya
Synthesis of Sodium Hydroxide (NaOH) via the Caustification Process
you could start by already buying Ca(OH)2, slaked lime is sold in garden stores and in the costructi ...
28-2-2019 at 06:21
by: Ubya
Amateur Chemistry now vs several decades ago
in italy for example we don't really have lots of specialized shop like in the us or uk. "local pott ...
27-2-2019 at 15:07
by: Ubya
New Fume Hood I purchased for 100$
100$ for that wow, good deal man, for 100€ maybe i can find just the fan for my fumehood.
good lu ...
26-2-2019 at 14:53
by: Ubya
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