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Huh, I wonder how they got that limestone out of the catacombs. |
27-12-2021 at 15:26
by: Metacelsus |
fun with acetylene
In the organic chemistry lab where I worked as an undergrad, someone once generated dichloroacetylen ... |
27-12-2021 at 15:25
by: Metacelsus |
Sulfur trioxide (SO3) misshap (and fix)
Oh no, AJKOER's rambling on about UV and nitrogen oxides again. |
27-12-2021 at 15:22
by: Metacelsus |
Bromination of aromatic compounds without catalyst
Maybe run a GC and see what happened?
Did you let the bromate and bromide react to form bromine, ... |
26-12-2021 at 05:24
by: Metacelsus |
XRF library
Cool! Is there a way you can share the numerical data files (.csv or other format) instead of just s ... |
14-11-2021 at 03:32
by: Metacelsus |
Emulsifiers
If you're doing an extraction with aqueous and organic phases, surfactants/emulsifiers will be a big ... |
5-11-2021 at 07:21
by: Metacelsus |
School Selection
Just make sure to go to one that has a good value for its cost. College is way overpriced these days ... |
29-10-2021 at 06:52
by: Metacelsus |
Distilled vs Deionized Water
The pH of 5 is easily explained by atmospheric CO2 dissolving in it and forming carbonic acid. Witho ... |
20-10-2021 at 03:36
by: Metacelsus |
AP from table salt. Not in my case.
Yes, I agree it would be better to go to chlorate first (perhaps using an MMO anode) and then do the ... |
7-10-2021 at 03:13
by: Metacelsus |
Non-polar chromaphores
Carotenes/carotenoids are colored and quite nonpolar. You can extract them from vegetables.
Besid ... |
27-9-2021 at 03:23
by: Metacelsus |
Polarity of methanol
Also, using flammable solvents in an environment designed to generate static electricity may be a ba ... |
15-9-2021 at 05:28
by: Metacelsus |
Why technetium and promethium doesn't have a stable isotope?
I don't fully understand the nuclear physics behind it, but the nuclear shell model can explain it.
... |
14-9-2021 at 15:07
by: Metacelsus |
Big Glassware Sale!
[rquote=664092&tid=157822&author=Zephyr ][rquote=664083&tid=157822&author=Triflic Ac ... |
16-8-2021 at 08:16
by: Metacelsus |
I have a blog!
A few weeks ago I started a blog, here: [url]https://denovo.substack.com/[/url]
It's mainly about ... |
18-7-2021 at 08:24
by: Metacelsus |
Preparation of 3-cyanopropanoic acid from MSG (TCCA oxidative decarboxylation)
Can you get a melting point just to check? Possibly after recrystallization.
The literature value ... |
6-7-2021 at 16:52
by: Metacelsus |
photos, as promised
I did the colored fire demo with sodium, lithium, copper, and boron. I got some pictures but some of ... |
5-7-2021 at 05:03
by: Metacelsus |
Happy July 4 everyone!
Since I can't get any decent fireworks in MA (and don't feel comfortable making any in my small apar ... |
4-7-2021 at 02:36
by: Metacelsus |
request for a cracked ver of chemdraw
You could try downloading the trial version and when it expires, reset the date on your computer or ... |
10-6-2021 at 02:21
by: Metacelsus |
Fact Check-Smokeless Gunpowder from Scratch
Nitroglycerin is actually easier to make than nitrocellulose. The glycerin can be obtained from fats ... |
2-6-2021 at 12:00
by: Metacelsus |
Alternatives to paraffin
[rquote=661095&tid=157550&author=teodor][rquote=661093&tid=157550&author=Texium]I wo ... |
1-6-2021 at 08:04
by: Metacelsus |
Can you train your immune cells outside of your body?
CAR-T therapy does this, but with delivery of a transgenic T-cell receptor. |
31-5-2021 at 02:36
by: Metacelsus |
I lost a Dye synth that called for azide
I don't know about any common dyes requiring azide, but azide salts are useful in organic chemistry ... |
18-5-2021 at 06:01
by: Metacelsus |
Biofilm formation after electrolysis?
Those look like salt crystals to me. It would explain why they appeared after drying and why water w ... |
17-5-2021 at 08:22
by: Metacelsus |
N-acetyl MDA from helional
Yeah, even a methyl Grignard would probably work to homologate it.
edit: beat me to it
[Edited o ... |
13-5-2021 at 09:27
by: Metacelsus |
Need help identifying 2 proteins in a research paper, cannot find them in protein databases
[rquote=659432&tid=156914&author=zinc finger] So I would assume, that it is just the sequenc ... |
6-5-2021 at 14:37
by: Metacelsus |
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