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Liquid Nitrogen generator
Here's another liquid N2 generator on youtube. Applied Science has some very good videos on a vari ... |
15-12-2015 at 19:04
by: annaandherdad |
Cheap OTC Calcium Chloride ... UK
I've been buying CaCl2 in 5kg amounts in the US. It takes some trouble to find anhydrous CaCl2, man ... |
11-12-2015 at 07:17
by: annaandherdad |
Separing C from CaC2 reaction with water
You could burn off the carbon in an open crucible. The calcium hydroxide might dehydrate to calciu ... |
9-12-2015 at 21:01
by: annaandherdad |
Safety equipment
As the Australian Scientist says, nitrile gloves ignite on contact with concentrated (RFNA or WFNA) ... |
8-12-2015 at 11:36
by: annaandherdad |
Nitrites
NaNO2 is a food additive and so is very cheap on either Amazon or ebay. This is in the US, I don't ... |
7-12-2015 at 21:29
by: annaandherdad |
Li in NH3 question
You might want to look at the ammonia videos of Applied Science on youtube. He has made anhydrous ... |
4-12-2015 at 21:34
by: annaandherdad |
Concentrating hydrochloric acid
Use an inverted funnel, placed just under the surface of the water, to avoid suck-back. This is an ... |
30-11-2015 at 09:57
by: annaandherdad |
CO in organic chemistry
And CO reacts readily with hemoglobin (hence its toxicity). |
28-11-2015 at 19:45
by: annaandherdad |
Removal of sulphuric acid contamination from Zinc Sulphate solution
Here is a thread in which removing H2SO4 from ZnSO4 solution is discussed. It also includes links ... |
27-11-2015 at 21:14
by: annaandherdad |
LiOH from carbonate?
Offhand I think any way you try to make pure LiOH from Li2CO3 is going to involve pain, not to menti ... |
21-11-2015 at 16:26
by: annaandherdad |
Cork stopper chemical resistant, and other information
[rquote=428409&tid=64384&author=IrC]
Apply slight steady tension as you wrap it around fa ... |
20-11-2015 at 20:27
by: annaandherdad |
Quantum Mechanics/Wave Mechanics in Chemistry Beginners Thread
[rquote=428457&tid=62973&author=Cheddite Cheese]Question:
How exactly does Russel-Saunder ... |
20-11-2015 at 17:10
by: annaandherdad |
Cork stopper chemical resistant, and other information
MHS: Thanks for the info. I've enjoyed your videos, wanted to write to you about some of them. ... |
19-11-2015 at 17:53
by: annaandherdad |
Cork stopper chemical resistant, and other information
Another by the way: I got a small amount of RFNA on my fingers, and although it sets gloves afire, ... |
19-11-2015 at 08:33
by: annaandherdad |
Cork stopper chemical resistant, and other information
By the way, when I bought my teflon tape at the hardware store, I was surprised to find that it wasn ... |
19-11-2015 at 08:29
by: annaandherdad |
Cork stopper chemical resistant, and other information
Magpie, Upsilon, Praxichys, thanks for all your suggestions. All my work with NO2 and HNO3 is cold ... |
19-11-2015 at 08:23
by: annaandherdad |
Cork stopper chemical resistant, and other information
I've been working with NO2 and HNO3. Both of them eat up rubber stoppers, especially HNO3 which is ... |
18-11-2015 at 19:12
by: annaandherdad |
NTC Thermistor and Arduino brief tutorial
Thanks, everyone, for this thread. It's things like this that keep me coming back to SM. |
15-11-2015 at 15:07
by: annaandherdad |
Nitric Acid
[rquote=427633&tid=64332&author=hissingnoise]I don't think it's available OTC anywhere now, ... |
13-11-2015 at 14:11
by: annaandherdad |
Nitric Acid
I used to live in Charlotte, and in those days you could just order it from any chemical company and ... |
13-11-2015 at 11:34
by: annaandherdad |
Dumb from "he is no longer allowed to engage in chemistry experiments except under supervision in school labs"
[rquote=427453&tid=64312&author=James Ikanov]sounds like he's a legal adult doing safe exper ... |
13-11-2015 at 10:18
by: annaandherdad |
Quantum Mechanics/Wave Mechanics in Chemistry Beginners Thread
[rquote=427400&tid=62973&author=blogfast25]
So there's no way to determine the amplitudes i ... |
12-11-2015 at 07:56
by: annaandherdad |
Quantum Mechanics/Wave Mechanics in Chemistry Beginners Thread
Blogfest, I got your message. The problem is not very well posed. The problem is probably tryin ... |
11-11-2015 at 19:16
by: annaandherdad |
Chemical storage and ZnSO4
Copper, a problem you may have with making ZnSO4 from Zn + H2SO4 is that there will always be a bit ... |
11-11-2015 at 08:15
by: annaandherdad |
Pressing powders into a pellet: how it works
If two perfectly clean surfaces are pressed together, I find myself wondering why they would *not* w ... |
10-11-2015 at 10:38
by: annaandherdad |
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