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Separation of a US nickel
You can use dimethylglyoxime to separate the nickel from the copper (Ni(dmgH)2 precipitates), althou ... |
31-7-2011 at 11:08
by: Mixell |
Did I make HCl gas?
HCl is a lot stronger acid than acetic acid, so CaCl2 shouldn't produce HCl on contact with acetic a ... |
27-7-2011 at 07:08
by: Mixell |
Best and worst smelling chemicals?
Believe it or not, a man too can have sex while being dead, just not with the organ you'll first thi ... |
26-7-2011 at 09:44
by: Mixell |
innocentive.com solve their key problems and earn money
It has already been mentioned here a few month ago... |
25-7-2011 at 13:03
by: Mixell |
Latest chemical order?
It is local, but the trip back and forth takes about three to four hours...
But most of their items ... |
25-7-2011 at 02:10
by: Mixell |
Latest chemical order?
After a quick trip to the chem store, ended up with:
500 ml chloroform.
1L hexane.
20 20 ml bottl ... |
24-7-2011 at 23:04
by: Mixell |
9+ Months Chemical Storage
Well, I got room in my freezer, so why not. |
19-7-2011 at 04:25
by: Mixell |
9+ Months Chemical Storage
Is there any point in storing iodine in the freezer? To lower its sublimation rate.
The iodine is s ... |
19-7-2011 at 00:26
by: Mixell |
iodoacetone?
Anyone experimented with creating iodoacetic acids (mono iodoacetic or triodoacetic)?
The same with ... |
18-7-2011 at 09:24
by: Mixell |
Copper Compound Reactions
You can try organo- metallic salts of copper, for example: Formate, oxalate, benzonate,citrate and m ... |
17-7-2011 at 19:03
by: Mixell |
Solar energy a pipe dream?
Actually, liquid helium cooled superconductors are out-dated, there are already liquid nitrogen cool ... |
16-7-2011 at 23:15
by: Mixell |
The short questions thread (3)
I tried diluting both of the acids, but nothing seem to work, may be I just didn't find that "magic ... |
13-7-2011 at 07:36
by: Mixell |
The short questions thread (3)
What is the best way to dissolve nickel powder?
Concentrated sulfuric and nitric acid don't seem to ... |
12-7-2011 at 19:48
by: Mixell |
Urinalysis
May be they are not separated? Or at least not all of them.
There is a huge variety of indicators f ... |
10-7-2011 at 13:32
by: Mixell |
Bad days in the lab or with glassware?
Its not about a specific element, its the pressure of the gas (or gas mixture) that determines if th ... |
9-7-2011 at 05:30
by: Mixell |
Another remarkable copper(II) complex
Nope, it dehydrates to form a brown solid, wrong call =\
The same experiment with BaCl2 yields noth ... |
7-7-2011 at 11:58
by: Mixell |
Another remarkable copper(II) complex
I did a a small scale experiment:
Upon addition of concentrated NH4Cl solution to a copper chloride ... |
7-7-2011 at 11:49
by: Mixell |
TiCL3 made at home?
I think it will be difficult, as I can't find my camera-computer cable. And my phone camera sucks ha ... |
6-7-2011 at 14:20
by: Mixell |
TiCL3 made at home?
My fist post on this page explains how it was obtained, basically a hot super saturated liquid just ... |
6-7-2011 at 10:09
by: Mixell |
TiCL3 made at home?
That I do not know.
I received a solid with a melting point of around 200C, its completely purple a ... |
6-7-2011 at 10:08
by: Mixell |
TiCL3 made at home?
I'l try another batch by dehydration with NaOH, but I got a feeling it won't be as good as this one. |
6-7-2011 at 09:59
by: Mixell |
TiCL3 made at home?
Done,
Solid hydrated TiCl3, melts at about 150-200C. |
6-7-2011 at 09:58
by: Mixell |
TiCL3 made at home?
I obtained a very concentrated solution of TiCl3, its quite viscous.
I put it in the freezer and ma ... |
6-7-2011 at 09:25
by: Mixell |
The short questions thread (3)
Well, I figured it out, the brown color is due to Ti[IV] contamination.
And the blue color is due t ... |
5-7-2011 at 20:38
by: Mixell |
The short questions thread (3)
Ok, the reaction is done.
But I got quite strange results:
The solution is quite concentrated and ... |
5-7-2011 at 15:38
by: Mixell |
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