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Nonspecific Descriptions Found in Chemistry Procedures
Returning to digression...
I also find that the Harry Potter books remind me very much of chemist ... |
8-7-2007 at 10:34
by: pantone159 |
For the Element Collectors
[quote][i]Originally posted by oxybate[/i]
Apparently, dental hygiene is as well. What's your point ... |
8-7-2007 at 07:14
by: pantone159 |
Process to dissolve Cu but not Zn
What chemistry could be used to dissolve copper but not zinc?
I wonder about this, because I saw ... |
6-7-2007 at 18:48
by: pantone159 |
For the Element Collectors
I'd guess that the phosphorus is intentionally packaged in small amounts, to skirt around the proble ... |
5-7-2007 at 10:27
by: pantone159 |
For the Element Collectors
I've got a number of my samples from Dave, I even got to meet him once. He even let me hold a big h ... |
4-7-2007 at 13:21
by: pantone159 |
Sodium Acetate fun
I used Na bicarbonate and acetic acid, with just a little more than a 1:1 molar ratio of acetic acid ... |
2-7-2007 at 19:50
by: pantone159 |
Rare earth metals, mischmetal, etc
I have not tried any separation myself, but I can report what one of my books says... (Concise Inorg ... |
1-7-2007 at 23:03
by: pantone159 |
Sometimes home chemistry leads to nice things
Nice. I have been half-looking for an excuse to isolate some aceteminophen from Tylenol etc., but h ... |
22-6-2007 at 13:52
by: pantone159 |
How's $24 per liter for 70% nitric acid?
I don't understand what is so special about Li compounds, either. I know Li *metal* is used in meth ... |
30-5-2007 at 03:27
by: pantone159 |
Intelligent Acquisition of Reagents
[quote][i]Originally posted by Maya[/i]
It is a Felony to dissolve any U.S. currency[/quote]
I b ... |
25-5-2007 at 04:04
by: pantone159 |
math puzzle
Re the formula you looked up, do you mean for 1+2+3+...+s ?
If you are interested in the formula ... |
19-5-2007 at 17:22
by: pantone159 |
math puzzle
The first step (s=1) takes one block (N(1)=1).
The second step (s=2) takes two more blocks (N(2)=N( ... |
19-5-2007 at 14:49
by: pantone159 |
What's your computer display resolution?
BTW - 1280x960 makes more sense than 1280x1024, which involves non-square pixels. My 2 cents. |
15-5-2007 at 09:32
by: pantone159 |
Tracking EBAY sales
[quote]Could you imagine any non-drugs experimenting with safrole?
[/quote]
Wouldn't you also be ... |
13-5-2007 at 20:23
by: pantone159 |
Element collectors - Don't miss this 100 kg Au coin
It's not priced at 3x bullion price... It is supposedly just slightly over bullion price (I didn't ... |
11-5-2007 at 13:37
by: pantone159 |
Element collectors - Don't miss this 100 kg Au coin
Face value for bullion coins is almost always just a nominal value, the metal is always worth far mo ... |
4-5-2007 at 08:10
by: pantone159 |
Element collectors - Don't miss this 100 kg Au coin
http://www.canada.com/topics/news/national/story.html?id=d4365e67-3cac-4bb0-b5b0-6f419ead6286&k= ... |
3-5-2007 at 21:56
by: pantone159 |
1000 gallons of glycerine - What would YOU do with it?
Thanks, not_important. Unfortunately, the glycerol to 1,3-propanediol fermentation worked best with ... |
24-4-2007 at 10:17
by: pantone159 |
1000 gallons of glycerine - What would YOU do with it?
[quote][i]Originally posted by not_important[/i]
Different fermentations of glycerol can produce 1, ... |
23-4-2007 at 21:37
by: pantone159 |
Removing KMnO4 stains
But for removing the MnO2, you want bisulfite. In fact, metabisulfite is normally the preferred ver ... |
14-4-2007 at 19:49
by: pantone159 |
Phenolphthalein
I would think it would work, I have seen phenolphthalein indicator specified as a 1% in 50/50 EtOH/H ... |
14-4-2007 at 07:17
by: pantone159 |
Posting pictures of purified safrole?
[quote][i]Originally posted by Sauron[/i]
You might be thinking of saccharin, but that is off the m ... |
13-4-2007 at 10:27
by: pantone159 |
Posting pictures of purified safrole?
Phosphorus is probably missing as the List is a little out of date, it was only added about 6 years ... |
13-4-2007 at 09:56
by: pantone159 |
Petition to ban DHMO
[quote][i]Originally posted by indigofuzzy[/i]
I've been fighting a DHMO addiction for over 24 year ... |
12-4-2007 at 22:53
by: pantone159 |
more frightening privacy stuff
[quote][i]Originally posted by seb[/i]
you dont need privacy if you're not doing anything illegal.[ ... |
11-4-2007 at 22:37
by: pantone159 |
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