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Synthesis of 1,3,5,7-Cyclooctatetraene
doubt it's practical, but this is interesting
http://www.sciencedirect.com/science/article/pii/S ... |
7-10-2017 at 00:18
by: unionised |
unknown dye - german label
Well, malachite green goes clear in sodium hydroxide solution.
If you can get some hydrochloric aci ... |
4-10-2017 at 12:34
by: unionised |
The trouble with neodymium...
Interesting.
"A binary eutectic composition of Formula and Formula was observed to melt at 769°C." ... |
4-10-2017 at 11:35
by: unionised |
unknown dye - german label
So far, we seem to have clearly established that we don't know, with any certainty, what the stuff i ... |
4-10-2017 at 07:16
by: unionised |
Magnetizer and Chemical Reactions - Experiment
I had a look at this
http://onlinelibrary.wiley.com/doi/10.1029/2008GL034288/full
and they claim a ... |
4-10-2017 at 00:41
by: unionised |
Chemical solvents that were/most likely were discovered before the 16th century
[rquote=493301&tid=77060&author=Sulaiman]I'm fairly certain that the first solvent commonly ... |
1-10-2017 at 00:14
by: unionised |
Vacuum cleaner(s) as a vacuum pump?
"vacuum" cleaners hardly generate a vacuum at all.
Typically a fan will "stall" once the pressure ... |
30-9-2017 at 05:22
by: unionised |
Dehydrating KOH how to ?
[rquote=493104&tid=76744&author=clearly_not_atara]... likely because KHCO3 was present at th ... |
28-9-2017 at 11:28
by: unionised |
Easily available solvents (polar & non polar). BP less than 70 C
It rather depends where you are.
DCM is increasingly hard to find in the EU because someone noticed ... |
24-9-2017 at 10:32
by: unionised |
My video: Making 1,2-Dichloropropane
[rquote=492844&tid=77047&author=XeonTheMGPony]Tip: skip the hideous noise in the back ground ... |
24-9-2017 at 09:54
by: unionised |
Rocket Fuel from UV Photolysis of Alcohol/Aqueous Nitrate?
" Process is slow but yield increases with time."
Only until you start to destroy it as fast as it' ... |
19-9-2017 at 12:53
by: unionised |
Rocket Fuel from UV Photolysis of Alcohol/Aqueous Nitrate?
"However, my general comment is that the rate of photolysis is generally low".
That's the problem.
... |
19-9-2017 at 11:58
by: unionised |
Rocket Fuel from UV Photolysis of Alcohol/Aqueous Nitrate?
How high does the alkyl nitrate concentration need to be before the rate of photolysis is as high as ... |
19-9-2017 at 11:09
by: unionised |
Radium extraction from watch hands
How big can a watch hand be?
|
17-9-2017 at 05:52
by: unionised |
Radium extraction from watch hands
Removing the zinc sulphide is the easy bit.
If you can't work that out, stop before you do any dama ... |
17-9-2017 at 01:57
by: unionised |
Candles question
Beeswax is another option.
You can make candles out of a number of materials.
Some may smoke less ... |
16-9-2017 at 13:42
by: unionised |
Radium extraction from watch hands
Separating the Ra doped Ba from the watch hands might be a reasonable prospect at home.
Departing t ... |
16-9-2017 at 11:36
by: unionised |
Synthesis of Ascorbic Acid
Since the product is an acid any cyanide present would be converted to HCN (which is a very weak aci ... |
16-9-2017 at 08:22
by: unionised |
Radium extraction from watch hands
Why bother?
All it does is make the risks bigger. |
16-9-2017 at 05:22
by: unionised |
My thoughts on the scientific method
[rquote=491996&tid=76734&author=Ramium]
surely becoming the most integrated and happy per ... |
10-9-2017 at 05:10
by: unionised |
Is potassium 40 ever isolated ?
I don't know how they get it to 4%, but if they took the stuff that's 4% and ran it through the same ... |
10-9-2017 at 05:04
by: unionised |
A question of units for chemical potential
Calling the Giibs free energy G and measuring it in Joules is like calling time T and measuring it ... |
9-9-2017 at 07:13
by: unionised |
Is potassium 40 ever isolated ?
You can buy it.
https://www.isotopes.gov/catalog/product.php?element=Potassium
I imagine you would ... |
9-9-2017 at 06:22
by: unionised |
Baking Soda in water
If my memory serves me right, the version which is stable in air is the sesquicarbonate.
If you le ... |
3-9-2017 at 06:22
by: unionised |
Thermal Decomposition of TCCA
The thermal decomposition products listed in MSDS are usually a guess, rather then the result of exp ... |
3-9-2017 at 04:10
by: unionised |
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