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Reduction of copper wire to powdered copper via H2SO4
Bear with me, I'm copying this from a scrap of paper that is a few years old.
10g CuSO4.5H2O in 6 ... |
12-3-2014 at 14:30
by: WGTR |
Electrolysis of alkali salts at STP
I've tried two cations that I can remember off the top of my head; lithium, and calcium.
My exper ... |
5-3-2014 at 07:42
by: WGTR |
Dye Sensitized Solar Cell- TiO2 not sticking to glass
Perhaps your meter does not measure low enough current to see what's coming out of your cell. I ne ... |
4-3-2014 at 15:07
by: WGTR |
New to Chem, New to you all, Living in Tx and kinda concerned
http://www.analyticalsci.com/science/1Table%20of%20Contents.htm |
26-2-2014 at 08:36
by: WGTR |
New to Chem, New to you all, Living in Tx and kinda concerned
Read the law here and decide for yourself:
http://www.statutes.legis.state.tx.us/Docs/HS/htm/HS.4 ... |
24-2-2014 at 17:55
by: WGTR |
Dye Sensitized Solar Cell- TiO2 not sticking to glass
Something has come up that will command most of my attention for the foreseeable future. I may sti ... |
29-1-2014 at 15:52
by: WGTR |
Dye Sensitized Solar Cell- TiO2 not sticking to glass
Thanks [b]bfesser[/b]. This has been quite a fun project.
When I get the chance I'll post a p ... |
21-1-2014 at 04:44
by: WGTR |
Vacuum Aspirator pump pulling close to no vacuum
You did leave the little plastic tube on the output, right? I think that's necessary. Also, I th ... |
21-1-2014 at 04:35
by: WGTR |
Vacuum Aspirator pump pulling close to no vacuum
What is the water output in gallons per minute (measure it)?
Second, when the vacuum is being mea ... |
20-1-2014 at 13:31
by: WGTR |
X-ray and γ Spectroscopy with PIN Photodiodes
That's a good find. I'm going to have to file this topic away for future reference. I'm a little b ... |
19-1-2014 at 21:38
by: WGTR |
ITO Coated Glass
There is more than one way to coat glass with indium/tin oxide (ITO). The way that is probably the ... |
19-1-2014 at 20:18
by: WGTR |
ITO Coated Glass
As discussed previously, soda lime silicate (SLS ) glass needs to have a barrier layer on its surfac ... |
19-1-2014 at 18:17
by: WGTR |
Aluminum Casting!
If at first you don't succeed; flux, and melt again.
It's not unusual to have a semi-molten pot o ... |
18-1-2014 at 19:36
by: WGTR |
fail of a variable dc power for an electrolysis
Can you measure the voltage at the output of the power supply while the cell is operating (i.e., at ... |
18-1-2014 at 15:22
by: WGTR |
Find high temp thermometer
Does it have to be glass? I use type K thermocouples all the time at those temperatures. You can ... |
18-1-2014 at 08:52
by: WGTR |
fail of a variable dc power for an electrolysis
...or they could be [i]too[/i] large. Some power supplies have fold-back current limiting, actuall ... |
18-1-2014 at 08:45
by: WGTR |
are amateur chem reactions restricted to ion interactions?
Honestly, isolating phosphorous is hard for everybody, not just you. Maybe that's not a good examp ... |
16-1-2014 at 13:32
by: WGTR |
bromide electrolysis
I looked at your drawings, [b]plante1999[/b], and I think I understand what you're planning to do. ... |
14-1-2014 at 17:10
by: WGTR |
bromide electrolysis
Can you access [url=http://pubs.acs.org/doi/pdf/10.1021/ja02202a004]this paper[/url]? I looked thr ... |
14-1-2014 at 10:53
by: WGTR |
bromide electrolysis
I've made small amounts (< 1mL) of electrolytic bromine from sodium bromide solution, using a gra ... |
14-1-2014 at 08:59
by: WGTR |
Easiest way to produce sulfur?
However you make it, one useful bit of info to know is the moderate solubility of sulfur in hot tolu ... |
13-1-2014 at 07:08
by: WGTR |
Easiest way to produce sulfur?
Probably via sulfides as an intermediary, as [b]ScienceSquirrel [/b] mentioned.
From [url=http ... |
12-1-2014 at 15:22
by: WGTR |
Dye Sensitized Solar Cell- TiO2 not sticking to glass
SLS glass, left untreated:
[file]28565[/file] [file]28567[/file]
Looking only at the a ... |
11-1-2014 at 19:05
by: WGTR |
So you wanted some Indium Tin Oxide conductive glass…
You checked around, and although the prices have come down in recent years, you still noticed that 1 ... |
11-1-2014 at 18:53
by: WGTR |
Dye Sensitized Solar Cell- TiO2 not sticking to glass
In the previous post, I managed to mix up UVA and UVB. I actually used a lamp with a longwave UV f ... |
11-1-2014 at 14:00
by: WGTR |
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