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Formic acid, manufacture/procurement
Performing the haloform reaction with ethanol will result in a solution of sodium formate in the aqu ... |
2-4-2004 at 08:55
by: t_Pyro |
stains form KMnO4
Well, for glass aparatus, conc. HCl does the trick. Don't try it on your hand, though! 
S ... |
2-4-2004 at 07:51
by: t_Pyro |
Strange Lead Compound?
Heck, I clean forgot what day of the year it was! Well, it seems some of us have too much free time ... |
2-4-2004 at 07:47
by: t_Pyro |
Strange Lead Compound?
If high-energy beta rays are stopped by a heavy metal target, X rays are produced. However, accompan ... |
1-4-2004 at 19:20
by: t_Pyro |
Strange Lead Compound?
Sounds like you've been enjoying yourself!
I'd prescribe a full anion analysis of the ... |
31-3-2004 at 20:02
by: t_Pyro |
MgSO4 --> H2SO4
Silica gel is yet another good adsorbent. You can pass a solution through a column containing silica ... |
31-3-2004 at 19:43
by: t_Pyro |
Iodine extraction from brine
Here is the relevant section (taken from "Concise Inorganic Chemistry", J.D. Lee) on iodin ... |
30-3-2004 at 18:44
by: t_Pyro |
Froogle!
That's his signature. I don't think he meant it truly, but just for some added humour  |
29-3-2004 at 19:35
by: t_Pyro |
A Sciencemadness retrospective
About a year or two back, I had been in a crisis: I was doing pretty well in math and physics, but m ... |
29-3-2004 at 19:23
by: t_Pyro |
MgSO4 --> H2SO4
When you're talking of a dibasic/tribasic <i>acid</i>, it refers to the number of r ... |
29-3-2004 at 08:01
by: t_Pyro |
MgSO4 --> H2SO4
Bubbling the chlorine through water will result in HOCl and some dissolved chlorine. Check with some ... |
28-3-2004 at 21:11
by: t_Pyro |
MgSO4 --> H2SO4
Yeah, you're right about the solubility of the copper chloride- drying a sample of it takes age ... |
28-3-2004 at 11:12
by: t_Pyro |
Na from NaCl by electral
The Wurtz synthesis involves the reaction of an alkyl halide with sodium to "couple" the a ... |
28-3-2004 at 11:07
by: t_Pyro |
Chloroform
The hypochlorite is required for the replacement of the 3 H's on the terminal carbon by chlorin ... |
28-3-2004 at 11:03
by: t_Pyro |
Na from NaCl by electral
I was under the impression that the amalgam was liquid, cause the diagram of the plant in my text bo ... |
28-3-2004 at 10:48
by: t_Pyro |
Na from NaCl by electral
Commercially, soium hydroxide is manufactured by the electrolysis of concentrated brine using a merc ... |
28-3-2004 at 10:22
by: t_Pyro |
MgSO4 --> H2SO4
Copper hydroxide is blue. What you have might be copper chloride.
[Edited on 28-3-2004 by t_Pyro] |
28-3-2004 at 10:07
by: t_Pyro |
perpetual motion
What you're talking about regarding the spoon is due to surface tension, whereas the belt conce ... |
27-3-2004 at 17:52
by: t_Pyro |
perpetual motion
I was not talking about any capillary <i>tubes</i>. I said that the water would rise up ... |
27-3-2004 at 02:56
by: t_Pyro |
MgSO4 --> H2SO4
To protect the electrical connections between the electrode and connecting copper wire, I generally ... |
26-3-2004 at 09:18
by: t_Pyro |
Processing chlorate cell electrolyte
No, glass is not enitrely transparent to UV light.
Regarding sunburns, you might be wondering < ... |
26-3-2004 at 02:50
by: t_Pyro |
perpetual motion
Geomancer:
Sorry, I don't think I'm visualising your machine correctly. I don't quit ... |
26-3-2004 at 02:23
by: t_Pyro |
perpetual motion
That last question wasn't meant for me, but I'd like to answer it, anyway. The idea of the ... |
25-3-2004 at 11:02
by: t_Pyro |
Processing chlorate cell electrolyte
Unless the cell is absolutely air-tight, there shouldn't be any problem. Hydrogen, being the li ... |
25-3-2004 at 10:17
by: t_Pyro |
Inorganic qualitative analysis
There was no ammonia present, so there was only a green ppt. Dimethylglyoxime, yes, I know about tha ... |
21-3-2004 at 05:35
by: t_Pyro |
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