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ascorbic acid solution discoloration
I notice that when I make a fairly concentrated solution of ascorbic acid (as a handy aqueous reduct ...
8-2-2018 at 09:41
by: agent_entropy
Ag2C2.AGNO3 (DS)
[rquote=495516&tid=15356&author=Bert]Silver acetylide has quite high sensitivity to static e ...
30-10-2017 at 04:19
by: agent_entropy
Ag2C2.AGNO3 (DS)
I tested some SADS with KClO3 and found it less than impressive (perhaps I should have mixed them mo ...
4-10-2017 at 02:22
by: agent_entropy
Short question / quick answer - Thread
I'm aware that storing silver fulminate under water is standard practice, but is there any more vola ...
17-8-2017 at 13:47
by: agent_entropy
Tollen's Reagent
I kinda went wild with Tollen's reagent...
(I hope to sell these at the local flea market as art)
...
3-8-2017 at 05:22
by: agent_entropy
Question and Answer
I recently received 5 kg of cobalt (II) sulfate heptahydrate as a gift. Any ideas for interesting t ...
3-8-2017 at 03:59
by: agent_entropy
Pretty Pictures (2)
Do drawings count?

A friend asked how cannabis plants make cannabinoids. I may have gone a littl ...
3-8-2017 at 03:47
by: agent_entropy
Short question / quick answer - Thread
I see, thank you, I'll avoid using it then. I was mostly just curious because KMnO4 is so easily av ...
28-7-2017 at 04:38
by: agent_entropy
Short question / quick answer - Thread
How stable is potassium permanganate / aluminum flash powder (with a touch of fumed silica anticake) ...
27-7-2017 at 05:25
by: agent_entropy
Ag2C2.AGNO3 (DS)
With the acetone... If silver isn't reduced to its metallic form it might (?) result in some new pra ...
4-7-2017 at 10:10
by: agent_entropy
High-order flash powder?
Thanks, PH Z and Dr Liptakov, I must have been using all the wrong keywords

[Edited on 4-7-2017 by ...
4-7-2017 at 09:50
by: agent_entropy
Ag2C2.AGNO3 (DS)
Has anyone here experimented with, or is anyone aware of reported accounts, of adding acetone to the ...
3-7-2017 at 16:21
by: agent_entropy
High-order flash powder?
I've been seeing reference to microballoons throughout this thread and, despite my better efforts, I ...
3-7-2017 at 16:10
by: agent_entropy
Copper (I) Acetylide
Sorry if this should be in another copper acetylide thread but it didn't seem to fit the real topic ...
13-6-2016 at 04:57
by: agent_entropy
Ethanolic Potassium Hydroxide
Presumably because the ethanol is just non-polar enough to maintain miscibility with the oil sample.
5-11-2015 at 11:58
by: agent_entropy
Chemical storage and ZnSO4
@ Copper The paper towel might slow the evaporation slightly, but it's more than porous enough to ...
28-10-2015 at 05:46
by: agent_entropy
Flux for zinc smelting?
Thanks sbreheny. I had considered ammonium chloride, but dismissed the idea since it decomposes wit ...
20-10-2015 at 09:21
by: agent_entropy
Flux for zinc smelting?
I recently acquired a large quantity of zinc dust (on the order of kilograms, particle size less tha ...
16-10-2015 at 05:13
by: agent_entropy
Why do some precipitates flocculate when agitated?
Why do some precipitates flocculate when agitated?

For example, silver chloride exhibits this beh ...
16-10-2015 at 05:02
by: agent_entropy
Bromine Source and Synthesis
@ChemPlayer_ I find that circulating a bucket of icewater through the condenser using a pump for a ...
21-7-2015 at 08:33
by: agent_entropy
Test for Fe2+ and Fe3+
Thanks! I'm very excited.

I'm also curious about the disappearing color in the thiocyanate sampl ...
29-6-2015 at 06:05
by: agent_entropy
Test for Fe2+ and Fe3+
A blank sample was prepared containing only 5 mL deionized water.
[file]41373[/file]

One drop o ...
29-6-2015 at 05:51
by: agent_entropy
Test for Fe2+ and Fe3+
Per woelen's suggestion:

A new set of samples was prepared, again with 5 mL of standard solution ...
29-6-2015 at 05:39
by: agent_entropy
Test for Fe2+ and Fe3+
I had to be out of the lab for awhile while my first son was born. :D <-- shameless bragging

...
29-6-2015 at 05:30
by: agent_entropy
Test for Fe2+ and Fe3+
UV-Visible spectra were recorded for both tests.

Hexacyanoferrate Test:
[file]41253[/file]


...
24-6-2015 at 10:00
by: agent_entropy
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