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Condition of a used hotplate
If you know the correct pins. And are sure of the pins.
Place a volt meter across them. Should read ... |
26-3-2022 at 17:14
by: Rainwater |
Arsenic disposal
[rquote=672291&tid=158486&author=Amos]. But since you're already here I really recommend get ... |
26-3-2022 at 07:07
by: Rainwater |
Arsenic disposal
Lead arsenate looks to have a melting point of 1042c.
But, another search shows a decomposition tem ... |
25-3-2022 at 09:55
by: Rainwater |
Metal displacement of aluminum by a copper salt
Yes/no basicly.
The reaction of vinager on aluminum metal is faster than on aluminum oxide.
Both r ... |
25-3-2022 at 09:28
by: Rainwater |
Metal displacement of aluminum by a copper salt
Simple answer
For stp conditions in aqueous solution, you want to review the reactivity series.
... |
25-3-2022 at 02:03
by: Rainwater |
Arsenic disposal
Got a new batch of ore processed and had some very weird things happening.
I finally nailed down m ... |
24-3-2022 at 18:26
by: Rainwater |
Grignard reaction products ?
It sounds like a job for a dean stark trap. Heavy return mode
[url=https://m.youtube.com/watch?v=jx ... |
23-3-2022 at 01:41
by: Rainwater |
How to filter oily sludge/slurry ?
Sorry. I was not referring to putting pressure on glassware.
[url=https://www.homedepot.com/p/ISPRI ... |
22-3-2022 at 14:12
by: Rainwater |
dammit jim, Im a chemist not a plumber!
some 3/8 tubing out of my water pump and heated the end and streched it to fit my aspirator. Then so ... |
18-3-2022 at 09:14
by: Rainwater |
DIY Alumina refractory
I got them about 2 years ago, total was around 450-500. W shaped 28in each. The controllers are ridi ... |
16-3-2022 at 08:55
by: Rainwater |
DIY Alumina refractory
[quote]I'm not sure how insulative your brick composition is[/quote]
an r value between 2-3 per in ... |
15-3-2022 at 17:28
by: Rainwater |
Glassware cleaning routine
If in dought, incineration will decompose most waste products, no heavy metals please. But most orga ... |
15-3-2022 at 08:03
by: Rainwater |
DIY Alumina refractory
I got my +/- signs crissed crossed in the electrolysis setup.
One improvement I have made to the el ... |
14-3-2022 at 17:10
by: Rainwater |
Methanol and Ethanol Sourcing
Depends on your location, but e85 is what they sell around here. It is a blended product. 85% ethono ... |
13-3-2022 at 16:30
by: Rainwater |
NaCl Crystals
Sounds like the solution isnt saturated |
13-3-2022 at 10:18
by: Rainwater |
DIY Alumina refractory
The recipe im using has served me well over 5 years. The prices of the ingredients made me jumpnwhen ... |
12-3-2022 at 19:34
by: Rainwater |
Vacuum pump for Cathode Ray Tube (CRT)
Great.
The general working principle is that each drop of mercury captures and forced a drop of gas ... |
11-3-2022 at 16:17
by: Rainwater |
Vacuum pump for Cathode Ray Tube (CRT)
There is usually an inlet port on the bottom... a sealed glass tube... You have to drill it out, the ... |
11-3-2022 at 05:04
by: Rainwater |
Vacuum pump for Cathode Ray Tube (CRT)
[file]92732[/file] |
10-3-2022 at 17:32
by: Rainwater |
Vacuum pump for Cathode Ray Tube (CRT)
Old tried and true. My grandfather had one that could do 4 tubes at once. It will take a long time t ... |
10-3-2022 at 09:36
by: Rainwater |
Value of gold
Lots of post read. I was disappointed by the direction everyone took.
[rquote=189161&tid=1459 ... |
8-3-2022 at 16:41
by: Rainwater |
Pretty Pictures (2)
[url=https://youtu.be/hApdBwyJLe8]youtube video[/url]
Dancing sodium.
The sodium metal is reacting ... |
5-3-2022 at 12:29
by: Rainwater |
Making iron powder
Final proposed procedure.
30g KHSO[sub]4[/sub]
400 ml water
1 glass tubes (8mm id)
2 iron electr ... |
5-3-2022 at 06:25
by: Rainwater |
How to filter oily sludge/slurry ?
Pressure filtering works better than vacuum filtering. It's more dangerous too.
Vacuum filtering ... |
4-3-2022 at 13:52
by: Rainwater |
Uses for magnetic properties during electrolysis
The angle was bad. If i could get my hands on a 2 thin plates and turn it 2d that would be easier to ... |
3-3-2022 at 08:41
by: Rainwater |
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