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Li/MnO2 batteries
This is the mechanism of Li-Ion from Wikipedia.
So how to get Lithium and/or Cobalt element from ... |
25-6-2007 at 12:24
by: bio2 |
Li/MnO2 batteries
I have a Lithium Ion battery from a laptop computer that is
discharged, it has 8 cells and is quite ... |
24-6-2007 at 20:56
by: bio2 |
Hotplate/Stirrer
.......Similarly, I have a good Corning stirrer, and I need to find some sort of hotplate that I can ... |
24-6-2007 at 20:39
by: bio2 |
Police Seize Huge Cache Of Explosives From Colorado Home
Winter, I also appreciate your search for the truth which seems to be sorely lacking in todays media ... |
24-6-2007 at 20:07
by: bio2 |
Police Seize Huge Cache Of Explosives From Colorado Home
........Can anyone with real experience tell what the real effect of 1/2 lb of nitroglycerin detonat ... |
22-6-2007 at 19:20
by: bio2 |
Tygon R-3603 heavy wall vacuum tubing...
This type of Tygon vacuum tubing will slowly harden as the plasticizers eventually get washed out wh ... |
22-6-2007 at 08:47
by: bio2 |
Police Seize Huge Cache Of Explosives From Colorado Home
...........That Prison Planet article is especially sensationalized..............
I agree with yo ... |
21-6-2007 at 12:07
by: bio2 |
Police Seize Huge Cache Of Explosives From Colorado Home
Here is an interesting article I stumbled on today.
It sends somewhat mixed signals it seems.
ht ... |
21-6-2007 at 09:00
by: bio2 |
Ebay dispute, stannous oxide vs. stannic oxide.
According to CRC 74th edition (1993)
SnO is black, cubic, tetragonal and the hydrate (xH2O) is ... |
20-6-2007 at 15:04
by: bio2 |
Evil's not-so-amazing $20 OTC vacuum aspirator and recirculating station...
The 36 Torr ultimate vacuum as stated by Nalgene must
be at 25 deg inlet water (standard condition? ... |
20-6-2007 at 14:05
by: bio2 |
Evil's not-so-amazing $20 OTC vacuum aspirator and recirculating station...
I've used this same Nalgene aspirator for years with all types
of solvents, acids and bases and it ... |
20-6-2007 at 11:42
by: bio2 |
Expediaglass dot com, aka cheap widgets-r-us.
.........Overall, I'd say their prices are very reasonable ........
I'll say! These are the lowes ... |
18-6-2007 at 17:34
by: bio2 |
Is there a FREE stoichiometry calculation program...?
Here you go sarge! This is an easy to use mole and solution
calculator. It has an expandable librar ... |
5-6-2007 at 10:55
by: bio2 |
Then and now
My first grade teacher in Florida was Mrs. Smith.
Every morning she had the children line up and ... |
3-6-2007 at 17:21
by: bio2 |
Heating mantle questions...
208V to 240V or 120V single phase are both a 2 wire circuit.
220V single phase has 2 hot wires an ... |
3-6-2007 at 13:34
by: bio2 |
Heating mantle questions...
...........where is the cheapest place to get a 1000ml Glas-Col series O soft hemispherical mantle a ... |
2-6-2007 at 16:46
by: bio2 |
Quick Pump Question - Promise to do a Write-Up for the Board afterwards.
For an aspirator the manufacturers specification should
be consulted. The given max vacuum is deter ... |
30-5-2007 at 20:06
by: bio2 |
aromatic sidechainchlorinations - Toluene - Benzylchloride, Benzalchloride, Benzotrichloride and followup reactions yielding Ben
.......Only other problem I ran into was that the sulfuric acid washing bottle however creates signi ... |
30-5-2007 at 19:55
by: bio2 |
mercury
The mercury scare gets kind of ridiculous sometimes.
At the USA/California electronics company ... |
23-5-2007 at 10:36
by: bio2 |
Australian power points
.......Here in the US we draw 120V from 240V lines all the time as standard practice for powering 12 ... |
22-5-2007 at 10:00
by: bio2 |
Solubility of iodine in water ...?
FYI I2 dissolves 0.029 g @ 20 deg and 0,078 @ 80 deg
per 100cc water per CRC 74th edition.
Iod ... |
20-5-2007 at 17:05
by: bio2 |
Percents are too vague
If no other information is given then it is by weight of
the solution. |
18-5-2007 at 16:19
by: bio2 |
anyway to speed up distillation without vacuum?
........ However, every time the heat cycles the stir bar slows down... when the heat kicks off the ... |
15-5-2007 at 18:40
by: bio2 |
anyway to speed up distillation without vacuum?
If an immersion heater is placed in the oil bath then
1/2 or less the wattage is needed compared to ... |
13-5-2007 at 11:04
by: bio2 |
pump performance
Extrapolation of boiling point using say a nomograph
gives approximate temperatures and may be sev ... |
12-5-2007 at 18:48
by: bio2 |
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