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Hey, welcome back!
This sounds like a good idea for now. I hope things are well with you. |
19-9-2019 at 11:26
by: WGTR |
water additive to stop mosquitoes
Maybe a tiny bit of copper sulfate?
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4640347/
It s ... |
18-8-2019 at 18:03
by: WGTR |
How to fix date format?
Fusso, try yy-m-d instead. It seems to work for me. It displays “19-mm-dd” this way.
[Edited o ... |
18-8-2019 at 14:45
by: WGTR |
Metal Pot on Ceramic Hotplate
It’s because the metal container will not be flat enough to make full contact with the hot plate o ... |
15-8-2019 at 18:44
by: WGTR |
How to attach different diameter pump to a condenser?
Take a look at this post:
https://www.sciencemadness.org/whisper/viewthread.php?tid=84800&got ... |
29-7-2019 at 10:25
by: WGTR |
Concentrating H2SO4 without distillation (with flask ans some PTFE )
Here is a document that explains permeabilities of different materials to water, and gives a general ... |
27-7-2019 at 16:07
by: WGTR |
Concentrating H2SO4 without distillation (with flask ans some PTFE )
The first thing I suggest is trying this, but with water only, no acid. Measure how fast the water ... |
27-7-2019 at 13:17
by: WGTR |
Concentrating H2SO4 without distillation (with flask ans some PTFE )
Interesting. What is the width of your tape? Does it cover the mouth of the flask in one piece? T ... |
27-7-2019 at 06:56
by: WGTR |
Reusing instant cold packs > Development of green air conditioner
For those who are interested in staying cool, dew point is actually more important than regular dry- ... |
24-7-2019 at 19:29
by: WGTR |
Reusing instant cold packs > Development of green air conditioner
Pyro, this sounds like the kind of project that you would like:
https://www.youtube.com/watch?v=R ... |
23-7-2019 at 12:08
by: WGTR |
Vacuum Oven vs Kiln for Molecular Sieve Drying
Since you mentioned using nitrogen gas, if you have a house supply of dry nitrogen (some labs have i ... |
11-7-2019 at 08:37
by: WGTR |
How to dissolve wood?
I’d suggest putting it in an oven and letting it dry out. If it swells in water, then without wat ... |
1-7-2019 at 15:05
by: WGTR |
Any way to prepare anhydrous ZnCl2 without using gaseous Cl2 or HCl?
I was wondering if heating with ammonium chloride would do the trick. Here is a document referencin ... |
12-6-2019 at 15:48
by: WGTR |
Reactive solvent for zinc galvanized coating
[rquote=614800&tid=150906&author=chloric1]I was considering neutralizing muriatic acid with ... |
9-6-2019 at 14:18
by: WGTR |
Tourist/sightseeing places related to chemistry
This looks like a fun place to visit:
https://www.environment.no/topics/the-cultural-heritage/wor ... |
21-5-2019 at 14:59
by: WGTR |
What to do with a bottle of 60% HF?
Are you aware of the special hazards that this material possesses? Burns are not immediately obviou ... |
21-5-2019 at 01:56
by: WGTR |
Sourcing metals
Some of the larger boating supply stores will sell some magnesium anodes. I got a small one from We ... |
20-4-2019 at 10:04
by: WGTR |
Unable to concentrate nitric acid to 68%
[rquote=609447&tid=147593&author=nimgoldman]
But this is problematic, since the dilute sulf ... |
19-4-2019 at 10:17
by: WGTR |
Sodium metal through ion glass migration
Sodium has a lower density in the liquid state, so I guess it depends how full the sealed vessel is. ... |
17-4-2019 at 06:43
by: WGTR |
Sodium metal through ion glass migration
The bulb that I cracked was actually damaged by a blob of molten sodium running down the tube to the ... |
16-4-2019 at 18:27
by: WGTR |
Sodium metal through ion glass migration
Yes, I have done this thing before. You need to use light bulbs that have a vacuum, as opposed to o ... |
16-4-2019 at 06:43
by: WGTR |
Lead electrolysis (To purify lead metal)
With a lead anode you can dissolve lead electrolytically in sulfamic acid, but it won't react with i ... |
11-4-2019 at 12:18
by: WGTR |
Lead electrolysis (To purify lead metal)
I figure to mention that soluble lead salts are extremely toxic and should not be poured down the dr ... |
11-4-2019 at 10:00
by: WGTR |
Unable to concentrate nitric acid to 68%
From the book, boiling down an approximately 35% solution of nitric acid down to half its volume sho ... |
11-4-2019 at 07:40
by: WGTR |
Unable to concentrate nitric acid to 68%
There is a book in the Sciencemadness library entitled the “Absorption of Nitrous Gases”. Page ... |
11-4-2019 at 07:30
by: WGTR |
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