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Polymers
Can styrene be oxidized by KMnO4 to Benzoic acid? |
26-6-2016 at 18:38
by: Romix |
Polymers
Ok, tried dissolving PET in NAOH solution.
Now sample alot cleaner.
Some dissolved, but not mu ... |
26-6-2016 at 18:37
by: Romix |
Light blue hydroxide
[rquote=445800&tid=64808&author=Romix]Iron is green when in II state and brown in third. As ... |
26-6-2016 at 18:34
by: Romix |
CRT glass & Phosphors
Glass
On internet alot of info saying that, CRT glass contains lead, strontium and barium? True?
... |
26-6-2016 at 18:20
by: Romix |
Chemistry of Terephthalic acid
What are decomposition products of Terephthalic acid? |
17-5-2016 at 16:36
by: Romix |
Needle like crystals
Any ideas of what this cactus pin like crystals could be? |
10-5-2016 at 03:16
by: Romix |
Help ID microrganisms
Ok, done.
https://youtu.be/UqMqH34Mx2M
Scrapped bit of mold of the wall, and left it in petri dis ... |
8-5-2016 at 10:22
by: Romix |
Help ID microrganisms
Uploading pictures of mold that grows on my walls under microscope.
20 - 30 min.
What cause it? ... |
8-5-2016 at 09:44
by: Romix |
Help ID microrganisms
Don't know condition they living in acidic, fourth or fifth circle with same water not changing. Int ... |
8-5-2016 at 08:10
by: Romix |
Help ID microrganisms
This lives in acidic conditions, after I fed it with sugar, it died.
[file]50573[/file]
Solution ... |
8-5-2016 at 07:24
by: Romix |
Needle like crystals
Dirty ore, what precipitated with zinc, will be redissolved.
And tin purified to light green powde ... |
7-5-2016 at 07:47
by: Romix |
Needle like crystals
After, displacing tin, copper and nickel with zinc.
And then precipitated Zn+2 with NaHCO3.
Solu ... |
7-5-2016 at 07:44
by: Romix |
The Short Questions Thread (4)
Tin hydroxide dissolving in excess NaOH? |
29-4-2016 at 10:42
by: Romix |
Chemistry of Terephthalic acid
Crystals of Methanol reacted with base? |
17-4-2016 at 15:59
by: Romix |
Light blue hydroxide
Iron is brown when in II state and green in third. As written in books, it's true.
When standing o ... |
17-4-2016 at 09:38
by: Romix |
Light blue hydroxide
Titanium is other way roud, first it's green, then oxidizing to purple.
Ti? When green, green drop ... |
17-4-2016 at 09:32
by: Romix |
Light blue hydroxide
At the start it's purple, then colorless.
Valency change?
Then turning green, possibly nickel st ... |
17-4-2016 at 09:25
by: Romix |
Light blue hydroxide
[rquote=434335&tid=64808&author=The Volatile Chemist]Well, I find it likely it's Praseodymiu ... |
17-4-2016 at 09:20
by: Romix |
Chemistry of Terephthalic acid
[rquote=445549&tid=63196&author=Pumukli]Is the IPA smell lost? Strange. Because it has a str ... |
15-4-2016 at 05:46
by: Romix |
Chemistry of Terephthalic acid
Solution completly lost alchocholic smell. And turned yellow in colour after a week standing.
Wait ... |
14-4-2016 at 12:14
by: Romix |
Bases as solvents, metals
Oxygen needed in both reactions. |
14-4-2016 at 07:45
by: Romix |
Chemistry of Terephthalic acid
Every time I check, there's more and more cracks and holes, on PET pieces soaked. IPA + NaOH= + H2 ... |
7-4-2016 at 05:51
by: Romix |
Acetic acid
Can acetic acid be made from recrystallized copper acetate?
By displacing copper with lead, and ... |
5-4-2016 at 04:34
by: Romix |
Chemistry of Terephthalic acid
Crystals of IPA + NaOH that were difficult to scrape off.
Were dissolved in water. And PET bottle ... |
4-4-2016 at 18:03
by: Romix |
Chemistry of Terephthalic acid
Boiled it down to 350ml. Something precipitating. White crystals.
Solution yellow. Glue might be t ... |
4-4-2016 at 02:11
by: Romix |
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