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Evolution of ammonia...cause for concern?
[rquote=622102&tid=153629&author=hodges]You don't even need an ammonium salt. If there is a ... |
22-10-2019 at 19:53
by: AJKOER |
How to kill or at least repel or block ants?
Spray around a very dilute solution of copper acetate.
Great for constructing a barrier that bug ... |
22-10-2019 at 14:37
by: AJKOER |
The lead salts preparation thread!
Here is one of my old threads https://www.sciencemadness.org/whisper/viewthread.php?tid=17058 displa ... |
21-10-2019 at 10:01
by: AJKOER |
Obtaining pure hydrochloric acid
Unionised:
Your work is insightful.
However, the main reason why HCO3- (from in particular ba ... |
20-10-2019 at 05:29
by: AJKOER |
Which should I use H2O2 of NaOCl to clean/sterilize virgin fibers/silk
I do NOT recommend OxiClean, if you want a friendly agent. However, per the comments below, you like ... |
19-10-2019 at 04:28
by: AJKOER |
Which should I use H2O2 of NaOCl to clean/sterilize virgin fibers/silk
Try some aqueous CuSO4 whose prep I have explored in one of my threads (see http://www.sciencemadnes ... |
18-10-2019 at 13:41
by: AJKOER |
Obtaining pure hydrochloric acid
[rquote=624587&tid=154136&author=unionised]
And, once again for those with poor reading or ... |
18-10-2019 at 11:02
by: AJKOER |
Obtaining pure hydrochloric acid
Woelen:
I have not been able to find any TCCA over the counter so far, but I do keep searching.
... |
18-10-2019 at 03:34
by: AJKOER |
Oxidation of ammonia by KMnO4?
Look to a chemical radical attack of NH3 in the presence of an oxygen source. See, for example, http ... |
17-10-2019 at 18:17
by: AJKOER |
Obtaining pure hydrochloric acid
Really???!
Try reading this:
"In the presence of CaCl2, the reaction forms a suspension of CaC ... |
17-10-2019 at 14:21
by: AJKOER |
Obtaining pure hydrochloric acid
Small amounts of pure HCl (at least free from metal impurities) can be obtained in dilute amounts (w ... |
17-10-2019 at 04:25
by: AJKOER |
How do i synthesize sodium peroxide?
The action of H2O2 on NaOH suggests the path is as follows:
H2O2 = H+ + HO2-
HO2- + OH- = H2 ... |
8-9-2019 at 17:07
by: AJKOER |
Elemental sulfur from sulfates?
The action of highly electropositive zinc metal with H2SO4 does apparently create some H2S gas! Sour ... |
8-9-2019 at 13:40
by: AJKOER |
Calcium Sulphide
Per a source (see http://web.iiar.org/membersonly/PDF/CO/databook_ch2.pdf ), a simple low temperatur ... |
8-9-2019 at 12:29
by: AJKOER |
Nd & Fe oxalates
Here is an idea on a possible better path way to dissolving a magnet commencing with removing the mo ... |
8-9-2019 at 06:39
by: AJKOER |
How to accurately determine NH3 concentration?
NH3 presence in an excess of HCl vapor produces a NH4Cl cloud formation. As NH4Cl is not soluble in ... |
7-9-2019 at 04:40
by: AJKOER |
failiure at nitration, can I recover anything?
[rquote=621241&tid=153360&author=Herr Haber]I can think of a few fatal plants accidents that ... |
2-9-2019 at 13:53
by: AJKOER |
I burnt my copper tartrate
Per a source 'Synthesis of Cu and Co metal oxide nanoparticles from thermal decomposition of tartrat ... |
2-9-2019 at 13:18
by: AJKOER |
Sulphurous acid as solvent
Here is a link to a related SM thread "What can I do with Sulphur Dioxide gas ?" by Sulaiman at
h ... |
2-9-2019 at 04:49
by: AJKOER |
Hydrogen Peroxide from water micro droplets
I am not too surprised, as it has been known via photolysis:
OH- + hv --> .OH + e-
So, mor ... |
29-8-2019 at 07:14
by: AJKOER |
Trying to make red copper & iron oxides
Here is a link to a patent https://patents.google.com/patent/US2474533A/en , to quote:
"This inve ... |
28-8-2019 at 07:49
by: AJKOER |
10 l chlorine generator
[rquote=621399&tid=153401&author=Keras][rquote=621343&tid=153401&author=AJKOER]A dif ... |
27-8-2019 at 10:36
by: AJKOER |
10 l chlorine generator
A different approach I am planning on trying out (based on my prior experimentation with silver) req ... |
26-8-2019 at 07:17
by: AJKOER |
Has anyone tried the basic piranha solution?
A recent comment:
[rquote=621195&tid=153266&author=AJKOER]
...............
Another poin ... |
25-8-2019 at 10:23
by: AJKOER |
A synthesis of H2SO4?
Please repeat your experiment with different brands of hydrogen peroxide, some of which can be used ... |
25-8-2019 at 09:47
by: AJKOER |
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