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SM Moderators
I agree completely. The moderators do a great job, and it is very much appreciated. A great forum ... |
27-8-2015 at 20:22
by: annaandherdad |
Very low solubility of erbium oxide in mineral acids
[rquote=415895&tid=21663&author=blogfast25]
I don't know exactly either and it probably d ... |
14-8-2015 at 14:39
by: annaandherdad |
Very low solubility of erbium oxide in mineral acids
Can anyone tell me what calcining does to the material (its crystal structure or whatever) to reduce ... |
14-8-2015 at 09:24
by: annaandherdad |
Chemistry Wiki Attempt
It looks very nice, and will be extremely useful. I like the style of the articles I looked at, and ... |
12-8-2015 at 16:01
by: annaandherdad |
Instantaneous Communication Without Electromagnetic Signals
phlogiston---exactly.
aga---if you go around trying experiments in your garage to see if sometime ... |
11-8-2015 at 07:15
by: annaandherdad |
Radioisotope Identification
Hi, careysub, I just bought 1lb of that monazite, too. It was a good deal.
A while back I spen ... |
9-8-2015 at 19:52
by: annaandherdad |
Radioisotope Identification
neptunium, this is very interesting! I did not know of the existence of this thread.
Where di ... |
8-8-2015 at 13:29
by: annaandherdad |
convenient production of hydrazine from hydrazine sulfate
[rquote=414712&tid=63217&author=Oscilllator]building a cryocooler to liquify the ammonia, wh ... |
7-8-2015 at 14:40
by: annaandherdad |
I need some clarification on the Texas DPS glassware permit...
The list is interesting. The amateur chemist wouldn't need most of the restricted chemicals, but t ... |
7-8-2015 at 07:47
by: annaandherdad |
Need help with BaSO4..
[rquote=414937&tid=63239&author=dawsonsuen]Thanks! I will do that tomorrow.
Just wondering, ... |
6-8-2015 at 08:57
by: annaandherdad |
Need help with BaSO4..
So many interesting things on SM! I wonder if this is how the Curies, who precipitated their radium ... |
6-8-2015 at 08:47
by: annaandherdad |
Instantaneous Communication Without Electromagnetic Signals
Quantum teleportation is more than just entanglement---it is the copying of a quantum state from one ... |
6-8-2015 at 08:30
by: annaandherdad |
Instantaneous Communication Without Electromagnetic Signals
[rquote=414895&tid=63228&author=ave369]As far as I know, entanglement works like this. You h ... |
6-8-2015 at 06:49
by: annaandherdad |
60-100 % ???
Australian Scientist: Thanks for the link, I read the thread and found it very interesting. It's j ... |
5-8-2015 at 19:24
by: annaandherdad |
High Pressure Steal Reaction Vessel Wanted
Here's a video of a guy who has made supercritical CO2. He is a lot more competent that I am, but e ... |
5-8-2015 at 11:33
by: annaandherdad |
Instantaneous Communication Without Electromagnetic Signals
The article cited never makes mention of communication faster than the speed of light. If it did, i ... |
5-8-2015 at 11:27
by: annaandherdad |
60-100 % ???
I'd be more worried that it contains something besides sulfuric acid and water. Where did you get i ... |
5-8-2015 at 11:22
by: annaandherdad |
Mercury Barometer construction advice please
I'd be curious to know more details about this, how the conditioning is done, and what the liquid is ... |
3-8-2015 at 14:15
by: annaandherdad |
Mercury Barometer construction advice please
Actually maybe outgassing from the layer of crud on the walls above the mercury would be a bigger ef ... |
3-8-2015 at 12:30
by: annaandherdad |
Mercury Barometer construction advice please
I would imagine that if the glass were reasonably clean, then any small contamination left would not ... |
3-8-2015 at 12:26
by: annaandherdad |
Electrolysis in series cells?
[rquote=414049&tid=63149&author=hissingnoise]
Only an idiot could assume that current densi ... |
29-7-2015 at 09:11
by: annaandherdad |
Uses for H2WO4???
I'd like to know how they make tungsten filaments for incandescent light bulbs, with the tiny helix ... |
29-7-2015 at 07:46
by: annaandherdad |
ether
Be careful with this, ether is extremely flammable. Take a look at the youtube video by Red Nile be ... |
29-7-2015 at 07:17
by: annaandherdad |
Get rid of Nitrogen dioxide
Hi, Boffis, I repeated your calculation, and got 61% HNO3 from passing NO2 through 30% H2O2, same as ... |
28-7-2015 at 10:17
by: annaandherdad |
Tap water
E aga, e' un nome italiano? |
28-7-2015 at 09:19
by: annaandherdad |
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