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Chemicals in Mouthwash
Your calculations are wrong.
There would be:
0.9g ZnCl<sub>2</sub>
220g alcohol
1.5g ... |
19-9-2011 at 07:27
by: barley81 |
Making Sodium Cyanide
There's a whole thread on cyanide preparation here:
http://www.sciencemadness.org/talk/viewthread ... |
18-9-2011 at 07:19
by: barley81 |
tcca, bromine and ncl3
http://woelen.homescience.net/science/chem/exps/raw_material/TCCA.html
That website answers your ... |
13-9-2011 at 12:54
by: barley81 |
Methods of cooling?
A brand is Damp-Rid sold at Home Depot, it comes in cartons and cylindrical plastic containers with ... |
3-9-2011 at 13:33
by: barley81 |
Sodium Hypochlorite?
Solid sodium hypochlorite hemihydrate can be crystallized. It melts in its water of crystallization ... |
29-8-2011 at 09:34
by: barley81 |
Websites for cheap chemicals?
KOH is used to produce liquid soap, while NaOH is used to make solid bars. Usually crystal drain ope ... |
23-8-2011 at 12:55
by: barley81 |
OCHEM reaction mechanism question for a beginner
Elementalscientific.net sells n-propanol at $9 per 16 oz.
http://www.elementalscientific.net/store/ ... |
22-8-2011 at 15:56
by: barley81 |
Websites for cheap chemicals?
No problem! |
20-8-2011 at 15:34
by: barley81 |
Websites for cheap chemicals?
The chemicals in the second list must be in exemption packs. I don't know which chemicals that requi ... |
20-8-2011 at 15:28
by: barley81 |
Websites for cheap chemicals?
Yes, you can do that, but if you wanted to add any more H<sub>2</sub>O<sub>2</s ... |
20-8-2011 at 14:07
by: barley81 |
Websites for cheap chemicals?
Elemental shipped all of my chemicals in the same box, but I only had two hazardous ones. They will ... |
20-8-2011 at 11:59
by: barley81 |
Is it advisable to buy only ground-glass joints?
The user Dr.Bob is having a wonderful sale here, check out the this thread: http://www.sciencemadnes ... |
17-8-2011 at 14:39
by: barley81 |
My chemical list for sale
I'm curious, why is the hydroxylammonium sulfate drum so much more expensive per kilo than the plast ... |
28-7-2011 at 19:44
by: barley81 |
Oslo and the amateur experimenter
Would it be a good idea to change the link/number for the thread he referenced so only people who se ... |
28-7-2011 at 13:22
by: barley81 |
Science equipment looking for a home
I purchased twice, the first time there were two breakages, but the items were replaced quickly and ... |
26-7-2011 at 19:06
by: barley81 |
Making NH4NO3 from Inexpensive Household Ingredients
I'll give it a try because I have the stuff and want some experience. Here is what I did so far. Sor ... |
21-7-2011 at 07:47
by: barley81 |
Making NH4NO3 from Inexpensive Household Ingredients
Why would you use this process for making AN? It's available readily as instant cold packs (watch ou ... |
20-7-2011 at 19:04
by: barley81 |
Forum needs subscript and superscript tags
Use HTML i.e. use '<' instead of '[' for superscript/subscript
sample:
AA<sub>AA</sub& ... |
19-7-2011 at 07:45
by: barley81 |
Hydrogen peroxide
First, utfse.
Here is what you would get if you did:
http://www.sciencemadness.org/talk/viewthre ... |
14-7-2011 at 14:08
by: barley81 |
Alcoholic nitrites from N2O3
Yes, this is basically the way alkyl nitrites are made. Try Vogel's Practical Organic Chemistry http ... |
13-7-2011 at 08:43
by: barley81 |
How much NaOH is needed to neutralize solution?
The three
O
||
-C-OH
groups of citric acid dissociate in water (incompletely though) to form ... |
9-7-2011 at 11:49
by: barley81 |
How much NaOH is needed to neutralize solution?
Citric acid has three carboxy groups, so three equivalents of sodium hydroxide are needed to complet ... |
9-7-2011 at 11:23
by: barley81 |
Preparation of Sodium Nitrite NaNO2
Please use the search engine before asking. There was a thread on the topic. Here it is:
http://www ... |
9-7-2011 at 09:45
by: barley81 |
Bad days in the lab or with glassware?
Well, next time you do this, you should:
Not be doing it in your room.
Use a suckback trap.
Amm ... |
9-7-2011 at 03:55
by: barley81 |
The TRUTH about Elemental Scientific...
I called Galaxy just now and they indeed are Elemental. Sorry I doubted. Turns out they have a hundr ... |
8-7-2011 at 06:18
by: barley81 |
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