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ethanol self-condensation There is a popular method of ethanol purification by reflux with alkali (KOH/NaOH) and distillation ... |
17-7-2023 at 03:35 by: teodor |
Control of reflux temperature for fractional distillation - how? I did several fractionations with with partial-take-off head and if I put the reflux ration less tha ... |
13-7-2023 at 02:10 by: teodor |
Selenium polycations Thank you for the article. I found some information about behaviour of CrO3 in concentrated sulfuric ... |
11-7-2023 at 16:42 by: teodor |
Chemical computers/Chemical electronic devices There is plenty of ways how to build computer logic on top of a chemical reaction but to really beat ... |
10-7-2023 at 01:29 by: teodor |
Chemical computers/Chemical electronic devices Basically, if I would make the research, I would try to build simple oscilators based on all known c ... |
8-7-2023 at 23:59 by: teodor |
Liquefying SO2 into a Plastic Bottle [rquote=685375&tid=159686&author=Parakeet][rquote=685314&tid=159686&author=teodor]If ... |
3-7-2023 at 00:54 by: teodor |
Chemical computers/Chemical electronic devices Few years ago I participated in a startup which is making a new kind of CPU based on mixed chemical/ ... |
3-7-2023 at 00:23 by: teodor |
Liquefying SO2 into a Plastic Bottle [rquote=685334&tid=159686&author=clearly_not_atara][rquote=685314&tid=159686&author= ... |
1-7-2023 at 02:53 by: teodor |
Pretty Pictures (2) Thank you, Bedlasky and Violet Sin. On the background of my picture is a frame of my home observator ... |
1-7-2023 at 02:46 by: teodor |
Liquefying SO2 into a Plastic Bottle If you can it would be great savings of money, because I paid 40 EUR + for 10 atm glass bottle. |
30-6-2023 at 06:27 by: teodor |
Pretty Pictures (2) I turned 47 today. I was more busy last year helping people from Ukraine, but still had some time to ... |
30-6-2023 at 06:03 by: teodor |
Are you guys using ChatGPT Some part of scientific knowledge organization requires logical reasoning, not only training by exam ... |
22-6-2023 at 07:40 by: teodor |
Are you guys using ChatGPT Of course we can make AI to work as we want, investing time/money etc. The question is "why we like ... |
20-6-2023 at 23:48 by: teodor |
Are you guys using ChatGPT Now computers are becoming humanly brave, pretending to know something they have no idea about.
... |
20-6-2023 at 08:41 by: teodor |
Separating OTC Xylene The crystalls of p-Xylene from OTC Xylene.
The story will follow soon.
[file]98607[/file] |
19-6-2023 at 01:40 by: teodor |
Synthesis of Nickel Sulfate Concentrated H2SO4 reacts pretty fast with HOT nickel metal (200C + ), and this is easier to get hea ... |
15-6-2023 at 06:11 by: teodor |
Synthesis of Nickel Sulfate You can dissolve copper in ammonium persulfate water solution. Does persulfate work for nickel also? ... |
13-6-2023 at 00:07 by: teodor |
NH4[BF4] synthesis question For me NH4BF4 is a precursor to BF3 and its reach chemistry. |
12-6-2023 at 01:09 by: teodor |
NH4[BF4] synthesis question Thank you!
I was already long time planning the experiment of making NH4BF4 and the last piece I ... |
9-6-2023 at 14:21 by: teodor |
Absorption of NO2 by H2SO4 Thanks Bedlasky. Oh, I see, the literature prior 1953 is completely wrong about this compound. From ... |
9-6-2023 at 02:20 by: teodor |
The odour of death... In old books I like to read places like "CrO3 has a bit acrid taste which will disappead on chewing" ... |
8-6-2023 at 06:37 by: teodor |
NH4[BF4] synthesis question So, back to your original question.
I did this experiment.
In a dry glass test tube I put 0.46 ... |
8-6-2023 at 01:05 by: teodor |
Absorption of NO2 by H2SO4 Woelen, Bedlasky, do you have any references to description of compounds you mentioned as "blue" or ... |
7-6-2023 at 04:57 by: teodor |
NH4[BF4] synthesis question There are some observations which I have time to post, also the site is not reachable sometimes, so ... |
7-6-2023 at 02:09 by: teodor |
NH4[BF4] synthesis question After evaporation to 60 ml and cooling I've got a lot of crystalls of NH4BF4. They are look very sim ... |
6-6-2023 at 04:49 by: teodor |
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