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US-based chemists: has Laboy Glass shipped to you successfully?
I've ordered successfully from Laboy in the past, as well as many other Chinese suppliers. Shipping ... |
9-11-2015 at 05:23
by: Praxichys |
how to calculate an elements % of a compound
Eugh, I found that article. This guy is like the male Food Babe.
He rants about the insane markup ... |
3-11-2015 at 05:54
by: Praxichys |
Is "dodecanitrododecahedrane" possible to synthesize?
Try putting them on the [i]inside[/i]. Now THAT would be really impressive! Almost like a little mol ... |
2-11-2015 at 12:37
by: Praxichys |
Is "dodecanitrododecahedrane" possible to synthesize?
Dodecanitro-dodecahedrane would probably be lower-performing than heptanitrocubane. First, the cuban ... |
2-11-2015 at 08:47
by: Praxichys |
Household Ammonia
If it is any of the following brands of "clear ammonia":
Ahold, Always Save, Americas Choice, Sup ... |
2-11-2015 at 06:08
by: Praxichys |
Heating a round bottom flask with a hotplate?
I don't know if the flask was just cheap but about 4 years ago I cracked a 1L 24/40 RBF by heating i ... |
2-11-2015 at 05:50
by: Praxichys |
Sodium sulfate hydration
Unless specified otherwise, sodium sulfate is usually a mix of air-stable hydrates.
I found a rea ... |
28-10-2015 at 07:47
by: Praxichys |
How efficient is your hotplate? (Experiment!)
[rquote=424963&tid=64118&author=Sulaiman]
WAKEY WAKEY ![/rquote]
Damn! I suck today.  |
27-10-2015 at 07:01
by: Praxichys |
How efficient is your hotplate? (Experiment!)
You can easily calculate how much energy is being given to the water vs the wattage of the hotplate, ... |
27-10-2015 at 05:31
by: Praxichys |
Bad days in the lab or with glassware?
[rquote=421801&tid=24908&author=The Volatile Chemist]Today my lab in AP chem went rather bad ... |
26-10-2015 at 08:39
by: Praxichys |
Transition metal compounds
Uhh... KMnO4 has Mn in +7. Does that count? |
23-10-2015 at 10:36
by: Praxichys |
Clones of original atoms?
Quantum teleportation is very much like "cloning" particles. Essentially, it assigns the same quantu ... |
23-10-2015 at 04:30
by: Praxichys |
expensive stupidity
“We had probably a half dozen. But the bomb squad said that was enough to take out our house, and ... |
21-10-2015 at 11:16
by: Praxichys |
Chemistry based podcasts?
I make chem videos. Search for "Doug's Lab."
I take requests; let me know if there is anything y ... |
21-10-2015 at 06:46
by: Praxichys |
Phenethanolamine synthesis is frustrating me!
[rquote=423168&tid=63767&author=CuReUS][rquote=423157&tid=63767&author=Praxichys]It ... |
19-10-2015 at 06:22
by: Praxichys |
Theoretical Synthesis of Phosgene
[rquote=423085&tid=63893&author=Agari]
No filters?
[/rquote]
If the lethal limit in one m ... |
16-10-2015 at 10:06
by: Praxichys |
Phenethanolamine synthesis is frustrating me!
@zed -
I posted a good reference for the prep you speak of. See [url=http://www.sciencemadness.o ... |
14-10-2015 at 08:45
by: Praxichys |
Yet another condenser Q
If the water line on the Friedrichs condenser is the only thing that's broken, try cleaning it reall ... |
14-10-2015 at 08:37
by: Praxichys |
Acetone from Urea ?
If you really can't get acetone, you could dry-distill calcium acetate with NaOH. |
14-10-2015 at 08:31
by: Praxichys |
Theoretical Synthesis of Phosgene
[rquote=422937&tid=63893&author=softbeard][rquote=422929&tid=63893&author=Aga]
What ... |
13-10-2015 at 10:03
by: Praxichys |
Separation of Sodium Acetate and Sodium Nitrate
That's pretty bad. Separating them and allowing them to remain food-grade is definitely not economic ... |
13-10-2015 at 08:07
by: Praxichys |
Fuels for urea nitrate and potassium chlorate
Oxygen balance is easy to calculate. Just set up the chemical equation with the oxidizer and fuel on ... |
13-10-2015 at 04:57
by: Praxichys |
Walter White goes Walkabout?
Haha, I like the bathroom lab. You know, I think my bathroom would have a lot more space if my toile ... |
12-10-2015 at 08:54
by: Praxichys |
What is reaction between Ammonium Bifluoride with water (PLEASE HELP ME)
Ammonium bifluoride acts like a 1:1 mixture of NH4F and HF in solution.
You can make more HF if y ... |
12-10-2015 at 04:24
by: Praxichys |
Red Material?
FeCl3 could be soluble in SiCl4, potentially making a red solution. |
9-10-2015 at 10:39
by: Praxichys |
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