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What mechanism typically stops a gas evolving reaction reaching "infinite" pressure? Assuming the reactants are not limiting I would say the pressure keeps building until the gas become ... |
20-7-2020 at 00:44 by: Tsjerk |
Refluxing Calcium nitrate (with some NH4NO3) with Ca(OH)2 - how long should this take? I just dried a reaction of a chloride with sulfuric acid to evaporate the HCl of and obtain the sulf ... |
19-7-2020 at 20:42 by: Tsjerk |
Getting Discouraged With Organic Chemistry As A Hobby. Failed Steglich Esterification I'm usually quite surprised when a synthesis works the first time or I don't see any points which I ... |
19-7-2020 at 01:08 by: Tsjerk |
Oxalyl Chloride Challenge That would among others violate rule 7 right |
19-7-2020 at 01:05 by: Tsjerk |
Avoiding Explosions with Fumehood's Inline Fan -Spark Hazard I wouldn't worry too much about explosive vapors, as long as you have an air flow going the vapors w ... |
18-7-2020 at 02:05 by: Tsjerk |
Vacuum glass implosion? Erlenmeyer flasks can be heated just as well as round bottom flasks, I heated them to 300+ without p ... |
17-7-2020 at 15:15 by: Tsjerk |
Explaining your chemistry hobby When skiing down a mountain you can break your wrist, leg or neck and when riding a bike you can get ... |
17-7-2020 at 08:35 by: Tsjerk |
Removing lead oxide from lead ingots. What would sodium hydroxide do? |
17-7-2020 at 08:16 by: Tsjerk |
Removing lead oxide from lead ingots. HClO4 won't attack the lead (or hardly) as perchlorate is not an oxidizer in water under normal cond ... |
17-7-2020 at 05:03 by: Tsjerk |
In case anyone's curious about acid burns, I spilled a small amount of boiling RFNA on my arm. Just some advice make sure it doesn't get infected! Like any other burn
actually, use lots of pov ... |
16-7-2020 at 04:27 by: Tsjerk |
Explaining your chemistry hobby You already give the answer in the title of the topic. Just explain it is a hobby, just like fishing ... |
16-7-2020 at 04:24 by: Tsjerk |
Dimethyl oxalate synthesis problems [rquote=640837&tid=155810&author=fusso][rquote=640836&tid=155810&author=Tsjerk]I wou ... |
16-7-2020 at 04:15 by: Tsjerk |
Dimethyl oxalate synthesis problems I would add solid bicarbonate to the reaction mixture, heat until everything dissolves, hot filter a ... |
16-7-2020 at 03:14 by: Tsjerk |
Dimethyl oxalate synthesis problems Did you use methanol for the recrystallization? I don't think washing ethyl acetate with water is go ... |
16-7-2020 at 01:06 by: Tsjerk |
European Sulfuric Acid Ban [rquote=640769&tid=155798&author=outer_limits]
Really? If they'll ban sulphuric acid they ... |
15-7-2020 at 11:23 by: Tsjerk |
European Sulfuric Acid Ban If you don't have any turnover you obviously don't pay taxes. I don't know about Italian tax office, ... |
15-7-2020 at 08:53 by: Tsjerk |
European Sulfuric Acid Ban 40% of all explosives used in the EU during terrorist attacks are homemade. Professionals refilling ... |
15-7-2020 at 08:21 by: Tsjerk |
European Sulfuric Acid Ban When you apply for the Dutch number, a KvK number, they do ask what you are going to do, but only to ... |
15-7-2020 at 07:15 by: Tsjerk |
Graduates these days... What are you to these graduates? I think that is relevant when judging their responses. |
15-7-2020 at 00:58 by: Tsjerk |
Drying Chems without desiccator You can easily crank up the heat of the oven, and leave the door closed. Most ovens have air circula ... |
14-7-2020 at 23:47 by: Tsjerk |
Vacuum glass implosion? The only flat bottoms you can pull a vacuum on are the thick walled Buchner funnels designed for vac ... |
14-7-2020 at 09:48 by: Tsjerk |
European Sulfuric Acid Ban I really don't know, I never ordered something from Germany that required the number. Actually I don ... |
14-7-2020 at 08:55 by: Tsjerk |
European Sulfuric Acid Ban For everyone without such a number: get what you can before 01-02-2021. |
14-7-2020 at 07:43 by: Tsjerk |
The Wump Incident The power of this mix also scared me, it literally blew a piece out of the broomstick I used to set ... |
14-7-2020 at 06:46 by: Tsjerk |
European Sulfuric Acid Ban In the Netherlands "professional" just means you have a company number, it doesn't matter what the c ... |
14-7-2020 at 06:40 by: Tsjerk |
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