| Search |
| [Next Page] |
Bubbling HCl gas into water - bubbles not absorbing
http://www.sciencemadness.org/smwiki/index.php/Funnel-and-beaker_trap |
13-6-2016 at 22:09
by: ave369 |
An original Kipp-style apparatus
When I get another bung such as this one, and another valve, I'll give it a try. |
13-6-2016 at 12:32
by: ave369 |
An original Kipp-style apparatus
This will solve the problem with escaping solid reagents, but won't solve the problem of unknown res ... |
13-6-2016 at 00:20
by: ave369 |
An original Kipp-style apparatus
This is a common hurdle with all Kipp designs. But here the problem is solved: if a particle of the ... |
12-6-2016 at 23:52
by: ave369 |
Grinding Potassium Chlorate
Also, you should remember that any random organic impurity, including tiny particles of filter paper ... |
12-6-2016 at 12:58
by: ave369 |
An original Kipp-style apparatus
Today, one of my test tubes went bad: a small hole formed in its bottom. I thought for a while what ... |
12-6-2016 at 12:35
by: ave369 |
Fritted glass filtration question
I only use the fritted funnel for stuff that reacts with paper, such as ferrates or sulfuric acid. T ... |
31-5-2016 at 03:45
by: ave369 |
Green "copper acetate" solution
Weak base and weak acid. And people somehow get surprised when their salt undergoes hydrolysis... |
24-5-2016 at 14:17
by: ave369 |
Red Cabbage pH juice - can it be stored?
Our wiki has an article for anthoocyanin. http://www.sciencemadness.org/smwiki/index.php/Anthocyanin ... |
24-5-2016 at 14:10
by: ave369 |
Red Cabbage pH juice - can it be stored?
In my experience, hibiscus herbal tea (marketed as "Red Zinger", "Italian Tea", etc) can be used as ... |
22-5-2016 at 01:50
by: ave369 |
Labware and chemical recommendations
You don't have to buy major acids. They can be whipped up from nothing if you have the glassware.
... |
16-4-2016 at 08:22
by: ave369 |
How to test if H2SO4 or HBr
By smell, godsdammit! H2SO4 has no smell. HBr has a smell. |
15-4-2016 at 04:30
by: ave369 |
Diethylurea syntesis?
I've read about a patent for making candles with colored flames. It involves making candles out of d ... |
12-4-2016 at 12:06
by: ave369 |
government restrictions why bother
[rquote=444516&tid=65819&author=Fegie]
The problem is that when you boil down battery acid ... |
12-4-2016 at 03:48
by: ave369 |
Glassware Organization
[rquote=444151&tid=62891&author=aga]Aha ! A fellow recycler of broken glass stirring rods ? ... |
10-4-2016 at 04:56
by: ave369 |
extraction of copper nitrate
[rquote=444762&tid=65834&author=Mabus]
That green slush seems to have free nitric acid, cau ... |
10-4-2016 at 04:48
by: ave369 |
government restrictions why bother
The biggest listed chemical in my country is concentrated sulfuric acid. Thus, "Boiling the Bat" (bo ... |
6-4-2016 at 08:46
by: ave369 |
Hobby chemistry
I do not do reactions under 700C. I don't have glassware that can survive that. When I need to, I us ... |
2-4-2016 at 02:15
by: ave369 |
Bases as solvents, metals
Only metals that are amphoteric in their lowest stable state of oxidation react with alkalis. Hydrox ... |
2-4-2016 at 02:11
by: ave369 |
When Chemistry Goes Wrong
[rquote=443670&tid=63645&author=gatosgr]Wear gloves, chemicals can get through your skins an ... |
29-3-2016 at 11:28
by: ave369 |
Hobby chemistry
I do not have a hotplate and stirrer. I use a common electric stove for flammable stuff, and open fl ... |
27-3-2016 at 09:10
by: ave369 |
Stories of extremely chemophobic parents and yours :p
My mother is not chemophobic, because she is a chemist herself. When I was little and accidentally s ... |
26-3-2016 at 23:15
by: ave369 |
Hobby chemistry
There is an old German book called "Chemistry for the inquiring mind" (Chemie selbst erlebt), by Gro ... |
26-3-2016 at 11:46
by: ave369 |
A newbie questions
A BP of 10 degrees Celsius is already gas territory. It's not a liquid at STP, and at 10 degrees it' ... |
26-3-2016 at 00:11
by: ave369 |
Dissolve Styrofoam? Nah...
If it's really styrofoam, acetone or gasoline should first turn it into jelly or putty. This "fire j ... |
25-3-2016 at 04:42
by: ave369 |
| [Next Page] |
