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HNO3 from Ca(NO3)2 + HCl - any reason it wouldn't work?
I think at every molar concentration of acid either HCl is more volatile, or water, so you would get ...
20-7-2018 at 19:41
by: happyfooddance
Cleaning glassware and other equipment
[rquote=510887&tid=24207&author=CobaltChloride]My distillation apparatus recently came so I ...
20-7-2018 at 11:11
by: happyfooddance
replacement of diethyl ether
[rquote=524780&tid=8981&author=Melgar]
Heh. While it's true that I just threw that out as ...
20-7-2018 at 11:02
by: happyfooddance
replacement of diethyl ether
[rquote=524735&tid=8981&author=Melgar]
I bet I could sell aflatoxin-laced kombucha in a Cal ...
20-7-2018 at 09:30
by: happyfooddance
What's the easiest way to turn benzene into non-toxic fuel?
Probably to sell it, and buy a non-toxic fuel with the money you make.
19-7-2018 at 19:48
by: happyfooddance
Predicting ease of decarboxylation
I think electrophilicity of the carbonyl carbon is a big factor. I don't know that boiling point of ...
19-7-2018 at 08:03
by: happyfooddance
Nitrostyrene reduction using NaBH4/CuCl2
[rquote=524514&tid=84596&author=wildfyr]I think we can agree its a pretty crappy choice for ...
18-7-2018 at 19:55
by: happyfooddance
Nitrostyrene reduction using NaBH4/CuCl2
[rquote=524484&tid=84596&author=wildfyr]I just experimentally checked the solubility, the is ...
18-7-2018 at 12:39
by: happyfooddance
Hydrochloric Acid from Toilet Cleaner
[rquote=524368&tid=84971&author=Abromination]
Good Idea. Strong stirring would be a good id ...
18-7-2018 at 12:07
by: happyfooddance
Hydrochloric Acid from Toilet Cleaner
[rquote=524351&tid=84971&author=CharlieA][rquote=524348&tid=84971&author=happyfoodda ...
17-7-2018 at 17:19
by: happyfooddance
Hydrochloric Acid from Toilet Cleaner
If your acid is under 20.2% by weight, there is a precisely 0.0% chance of suckback.

For safety, ...
17-7-2018 at 14:49
by: happyfooddance
Homemade and Repurposed Lab Gear
[rquote=524327&tid=61783&author=Plunkett]I got tired of using a soup can filled with sand as ...
17-7-2018 at 12:25
by: happyfooddance
Bad days in the lab or with glassware?
[rquote=524313&tid=24908&author=CobaltChloride]What bad experience did you have with their g ...
17-7-2018 at 09:19
by: happyfooddance
Bad days in the lab or with glassware?
Yeah, but at higher temperatures ptfe flows more easily... The thermal expansion is more likely to c ...
16-7-2018 at 13:21
by: happyfooddance
steam distillation problem - condensation before main flask
A heat gun is probably just fine for once everything gets to temp, but 50°C is way too cold to star ...
13-7-2018 at 10:22
by: happyfooddance
steam distillation problem - condensation before main flask
You must heat the flask with your product gently, to about 100°C (or a little less) before you admi ...
12-7-2018 at 13:36
by: happyfooddance
Holly Grail of OTC Chemical Searching
It has been mentioned a few times here, for example
http://www.sciencemadness.org/talk/viewthread. ...
9-7-2018 at 13:36
by: happyfooddance
Quick way to determine the concentration of H2SO4
I see that my attempt at humor was lost on you guys.

[rquote=523392&tid=84493&author=Coba ...
9-7-2018 at 10:39
by: happyfooddance
Preparing a solution with exact concentration
You take a volume of a substance of known purity, say, absolute ethanol, with a molar weight of 46 g ...
8-7-2018 at 12:17
by: happyfooddance
Quick way to determine the concentration of H2SO4
[rquote=523341&tid=84493&author=underground]Foe example 98% SA will turn paper towel black a ...
7-7-2018 at 18:25
by: happyfooddance
Bad days in the lab or with glassware?
Sad day... :'(

Cracked the top of my hotplate.





7-7-2018 at 12:19
by: happyfooddance
Fireworks shows, no salutes without stars 7-4-2018
[rquote=523267&tid=84477&author=Morgan]
Rampant Illegal Fireworks on 4th of July (4K HD) 20 ...
6-7-2018 at 09:26
by: happyfooddance
Optimizing Henry reaction conditions (substituted benzaldehydes + nitromethane)
[rquote=523220&tid=76743&author=alking]PEA should not smell much due to the high bp. [/rquot ...
5-7-2018 at 12:26
by: happyfooddance
Sulaiman's "SM Challenge: Water Still"
I feel like any law prohibiting posession or use of a water still is a violation of basic human righ ...
4-7-2018 at 08:40
by: happyfooddance
Some questions about electrochemistry
Yeah, ditch the salt. Vinegar works fine. I have gotten better results using a nickel acetate bath t ...
3-7-2018 at 09:55
by: happyfooddance
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