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Evaporating water under vacuum - less energy intensive?
The total amount of energy needed to go from one state (liquid water at temperature T and pressure P ... |
30-1-2018 at 02:09
by: phlogiston |
Heavy water
Deuterium is stable, but processes used to purify deuterium usually also increase the concentration ... |
28-1-2018 at 15:00
by: phlogiston |
Silver from silver plate
The conversion of AgCl to Ag by light alone is very slow and very uneven because light doesn't penet ... |
16-1-2018 at 13:03
by: phlogiston |
How do you make yeast glow?
Briefly: the stretch of DNA just before the start codon of the gene contains special sequences that ... |
13-1-2018 at 17:23
by: phlogiston |
How do I best conduct a recrystallization when the impurities are similar solubilities as the product?
You mention acylating a secondary amine. Perhaps you can modulate the pH to affect the relative solu ... |
10-1-2018 at 16:48
by: phlogiston |
Fighting fire with fire
Even if 'toxins' were well defined, then "more toxins" still raises questions.
- More different o ... |
10-1-2018 at 04:42
by: phlogiston |
Lead anode for chlorate synthesis?
Briefly, small imperfections in the lead dioxide coating allow the electrolyte to contact the lead m ... |
4-1-2018 at 12:05
by: phlogiston |
Is this a good Geiger counter cicuit?
You should really post the circuit. I don't think we need the datasheet for the geiger tube itself, ... |
29-12-2017 at 16:48
by: phlogiston |
What to do with aluminum shavings?
Ah, yes. I missed that ave369 is female. |
5-12-2017 at 08:16
by: phlogiston |
What to do with aluminum shavings?
[rquote=499436&tid=78647&author=Corrosive Joeseph][rquote=499205&tid=78647&author=Fo ... |
5-12-2017 at 02:24
by: phlogiston |
What were your first experiments when you got in to this hobby?
The first things that I'd really consider true experiments were around 13 years old. I tried very ha ... |
26-11-2017 at 15:23
by: phlogiston |
Dense, metallic liquid - supposed mercury - hit or shit?
Mercury can also be refined (purified) electrolytically. That might be a relatively non-hazardous me ... |
24-11-2017 at 17:45
by: phlogiston |
Is there an easy process to cut diamonds, perhaps a dremel tool or lasers
Mercury can also be refined electrolytically.
Because it does not require heating it might perhaps ... |
24-11-2017 at 03:17
by: phlogiston |
Thoughts on my Chlorate cell?
How is your power supply regulated (Constant voltage or constant current)?
If constant voltage, y ... |
21-11-2017 at 05:51
by: phlogiston |
Thoughts on my Chlorate cell?
Why rubbing alcohol?
Water is normally used, and it works particularly well for potassium chlorate ... |
20-11-2017 at 12:34
by: phlogiston |
How small is a molecule of water?
On the same scale, the nucleus of the hydrogen atoms is still only 1.6 micrometers.
The LIGO grav ... |
17-11-2017 at 12:05
by: phlogiston |
Make Potassium (from versuchschemie.de)
I appreciate it ave369, your translation makes the video's content accessible to much larger audienc ... |
28-10-2017 at 14:49
by: phlogiston |
Myth of Streching Space
[rquote=495776&tid=77818&author=NEMO-Chemistry]Regarding if space stretches and where does i ... |
28-10-2017 at 13:55
by: phlogiston |
Myth of Streching Space
The expansion of the universe as a whole is fundamentally not different from the local deformations ... |
27-10-2017 at 00:39
by: phlogiston |
Ancient bottle of picric acid
It would be easier to just smash the bottle remotely. |
26-10-2017 at 08:00
by: phlogiston |
Is recycling worth it?
We live in a special period of human history.
Natural resources are abundant. We can relatively che ... |
6-10-2017 at 15:54
by: phlogiston |
unknown dye - german label
Malachit grün maybe? It would match "MG". I can't make much sense of the first word on the label th ... |
28-9-2017 at 19:28
by: phlogiston |
Radium extraction from watch hands
You will typically find older luminous paint is radium-based.
Promethium has also been used, approx ... |
19-9-2017 at 12:38
by: phlogiston |
Radium extraction from watch hands
You could try the method originally used by the Curies to extract radium from the uranium ore waste ... |
17-9-2017 at 05:59
by: phlogiston |
Missing persons
[rquote=443058&tid=65696&author=Rosco Bodine]
Added to the missing, quicksilver, watson.fa ... |
4-9-2017 at 06:38
by: phlogiston |
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