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Jet Bike
Power choice for aero use and ground/water use are governed by weight as well as efficiency, mainten ... |
22-2-2018 at 08:42
by: Bert |
Identifying unlabeled molecular sieves?
[rquote=507946&tid=80570&author=NEMO-Chemistry]3A, 4A does it make much difference when you ... |
20-2-2018 at 00:02
by: Bert |
LiH Production Apparatus Design and Operation
[quote]
The explosion produced by 90% Hydrogen 10% Oxygen (worst case scenario. Less than 1% oxyg ... |
19-2-2018 at 14:48
by: Bert |
LiH Production Apparatus Design and Operation
[quote]
moisture seems to be the only danger in this experiment and i am confident that the moi ... |
19-2-2018 at 10:42
by: Bert |
"Forgot password" recovery email not being sent(gmail)
I have set a temporary password for mesa account, see your U2U.
[Edited on 19-2-2018 by Bert] |
18-2-2018 at 23:03
by: Bert |
Distilling vinegar - removing water before AA passes over?
When the Klean Strip MEK replacer came out (technical ethyl acetate, less than $30.00/gallon!) it ki ... |
17-2-2018 at 14:01
by: Bert |
Phosphoric acid from Pepsi
If he actually DID it, he would at least learn how to use lab equipment? I did say "learn" not "enjo ... |
17-2-2018 at 08:32
by: Bert |
Phosphoric acid from Pepsi
[url=https://www.fleetfarm.com/detail/sprout-18-5-dicalcium-phosphate-50-lb-/0000000201642]You can b ... |
17-2-2018 at 07:59
by: Bert |
Halifax Explosion
Google the following, should use up all your "HOLY SHIT!" for the day.
Port of Texas disaster
... |
17-2-2018 at 07:53
by: Bert |
Identifying unlabeled molecular sieves?
[quote]I got to be honest, 3A sieves cost alot. The thought that you guys blow them to shit (shakes ... |
16-2-2018 at 22:19
by: Bert |
Identifying unlabeled molecular sieves?
Thanks for the reminder, , I do now recall an admonishment not STORE acetone over the sieves to pree ... |
16-2-2018 at 19:37
by: Bert |
Recrystallization technique
Most of the ones I have done involve COOLING the hot solution of whatever is being re-crystallized, ... |
16-2-2018 at 19:25
by: Bert |
Click chemistry
Water! So handy when the chemist lives in an environment where it is usually liquid.
I'm quite fo ... |
16-2-2018 at 15:08
by: Bert |
Identifying unlabeled molecular sieves?
[rquote=507623&tid=80570&author=NEMO-Chemistry]Any idea what the candidates are?
dehydrate ... |
16-2-2018 at 11:11
by: Bert |
Identifying unlabeled molecular sieves?
Long story, 6 lb. of unlabeled sieves showed up in a drawer where they have been misplaced for about ... |
16-2-2018 at 09:45
by: Bert |
warning: Hexadecimal234
Please hit reply with quote, or cut and paste from U2U when reporting, I want to see immediately wha ... |
16-2-2018 at 09:08
by: Bert |
Click chemistry
[quote]
Sharpless also insists that all good chemistry occurs at the water interface, so aqueous ... |
16-2-2018 at 07:30
by: Bert |
Seperating Zn and Pb by turning to salts then extracting?
Did you make up a batch of bullet metal and now it doesn't cast well? If there is any chance you h ... |
15-2-2018 at 10:32
by: Bert |
Cheap refractory materials for insulation, casting and equipment manufacture.
There are a ton of vacuum vessels being offered online, courtesy of certain drug extraction tech now ... |
15-2-2018 at 08:30
by: Bert |
Seperating Zn and Pb by turning to salts then extracting?
Wet chemistry, good practice.
You could just melt them, though.
[url=https://en.m.wikipedia.or ... |
15-2-2018 at 07:33
by: Bert |
Hydrochloric acid from citric acid and sodium chloride?
Yes. Reactions have equilibriums, depending on circumstances, they can be pushed one way or the othe ... |
15-2-2018 at 07:19
by: Bert |
Hydrochloric acid from citric acid and sodium chloride?
You are trying to jump to the second synthesis without doing the first- Sulfuric acid.
Hydrochlor ... |
15-2-2018 at 05:55
by: Bert |
Science equipment looking for a home
Got any Vycor or quartz glass flasks with ground joints- Ideally, 24/40? Doesn't have to be very lar ... |
15-2-2018 at 01:53
by: Bert |
Prince Rupert's primary?
Regarding brittleness? Look in this table of materials for some clues.
https://www.makeitfrom.com ... |
14-2-2018 at 13:06
by: Bert |
Prince Rupert's primary?
The molten salts- What is a eutectic mix of reasonably cheap ones.
I recall that some people who ... |
14-2-2018 at 12:28
by: Bert |
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