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0.1M HCl questions [rquote=502319&tid=79423&author=unionised][rquote=502277&tid=79423&author=NEMO-Chemi ... |
2-1-2018 at 13:11 by: happyfooddance |
0.1M HCl questions http://www.handymath.com/cgi-bin/hcltble3.cgi?submit=Entry |
2-1-2018 at 12:16 by: happyfooddance |
0.1M HCl questions I never use this, but https://www.sigmaaldrich.com/chemistry/stockroom-reagents/learning-center/tech ... |
2-1-2018 at 11:23 by: happyfooddance |
Proper tubing for vacuum - what works best? [rquote=502153&tid=79344&author=Radium212]I tend to use tubing only when necessary, and have ... |
2-1-2018 at 08:53 by: happyfooddance |
Most Efficient Way of Making HCl? Our stomachs use HCl to break down food. Vomit is a viable route. |
2-1-2018 at 08:49 by: happyfooddance |
Fe oxalate complexes Oh, my bad |
2-1-2018 at 08:39 by: happyfooddance |
Fe oxalate complexes If you have soluble ferrous salts, it's as easy as adding oxalic acid, and heating/stirring, and fil ... |
2-1-2018 at 08:21 by: happyfooddance |
Making a micro-buchner vacuum filtration wand. Sometimes I don't even intersperse a wash bottle, when I am removing mostly aqueous things that are ... |
31-12-2017 at 11:49 by: happyfooddance |
Weird Color in Esterification Reaction [rquote=501993&tid=79351&author=UC235]Iron-salicylic acid complex. It's strongly purple, pro ... |
30-12-2017 at 15:15 by: happyfooddance |
Weird Color in Esterification Reaction I have also never seen that shade of purple when performing this reaction. It darkens up, but not th ... |
30-12-2017 at 13:46 by: happyfooddance |
Making a micro-buchner vacuum filtration wand. I think I understand what you are getting at. You are looking for a way to decant without disturbing ... |
30-12-2017 at 10:24 by: happyfooddance |
Making a micro-buchner vacuum filtration wand. I think you might be confused as to what a "buchner" funnel is. What is in the picture above is a "f ... |
29-12-2017 at 14:49 by: happyfooddance |
AN in cold packs - don't trust the ingredient list Did you try reacting it with an acid? It might be something more inert, like sililca... |
28-12-2017 at 07:12 by: happyfooddance |
Vacuum distillation - can it alone break azeotrope? Simple media bottle setup for alcohols & solvents [rquote=501586&tid=79236&author=NEMO-Chemistry]
The trouble is the curiosity effect! Or t ... |
26-12-2017 at 11:34 by: happyfooddance |
Vacuum distillation - can it alone break azeotrope? Simple media bottle setup for alcohols & solvents [rquote=501583&tid=79236&author=NEMO-Chemistry]
The problem for me really is, Calcium Oxi ... |
26-12-2017 at 11:24 by: happyfooddance |
Vacuum distillation - can it alone break azeotrope? Simple media bottle setup for alcohols & solvents A piece of foil over the top might suffice, though it will burn if too close to the coals. Closed co ... |
26-12-2017 at 11:00 by: happyfooddance |
Vacuum distillation - can it alone break azeotrope? Simple media bottle setup for alcohols & solvents Calcium hydroxide does indeed attract CO2, but not when you approach the temperatures that will remo ... |
26-12-2017 at 09:51 by: happyfooddance |
Vacuum distillation - can it alone break azeotrope? Simple media bottle setup for alcohols & solvents How can hydroxide decompose into carbonate, please tell?
Edit: Drying etOH with CaO isn't a high ... |
26-12-2017 at 08:31 by: happyfooddance |
Vacuum distillation - can it alone break azeotrope? Simple media bottle setup for alcohols & solvents Yes, vacuum does in fact break the ethanol azeotrope. You don't need tremendous vacuum to get around ... |
25-12-2017 at 10:13 by: happyfooddance |
Gentle rust removal w/o nasty residues For me, oxalic works better than citric or acetic. A more important factor to reduce rusting is your ... |
5-12-2017 at 15:09 by: happyfooddance |
Manganese nitrate synthesis Of course. |
5-12-2017 at 14:02 by: happyfooddance |
Purifying luminol Ozone: you are so bad-ass. I have always appreciated your contributions, and it makes me really happ ... |
2-12-2017 at 12:26 by: happyfooddance |
K2 thermocouple and distillations Pretty much what Xeon said, but: Take a 7mm O.D. boro capillary tube (or make one), shove the thermo ... |
1-12-2017 at 11:48 by: happyfooddance |
alkali hydroxide - soap question Yes. Their notable property is their ridiculous cost.
Also, probably liquid at stp, or very low m ... |
29-11-2017 at 14:19 by: happyfooddance |
Yellow calcium chloride I have tried it. More than a few times. I have also tried to skim crystals as they form in a boiling ... |
22-11-2017 at 16:56 by: happyfooddance |
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