Sciencemadness Discussion Board
Not logged in [Login - Register]
Go To Bottom

[Next Page]
Sodium metal through ion glass migration
If sodium is going through the glass into the bulb (or tube),
and no ions are released from the bul ...
17-4-2019 at 05:00
by: Sulaiman
Where is Blogfast25 ?
unless you think that you can personally help,
I think that the easiest way to help would be to not ...
17-4-2019 at 04:42
by: Sulaiman
Sep.Funnel or what ?
Because I'm emigrating from UK I thought I'd 'stock up' on used Quickfit via eBay when suitable (che ...
14-4-2019 at 14:33
by: Sulaiman
Unable to concentrate nitric acid to 68%
First, it would be simpler to initially add only the quantity of water requied to produce (slightly ...
9-4-2019 at 02:51
by: Sulaiman
Distillation problems using different diameter glassware.
[rquote=607142&tid=147232&author=SWIM]...It's actually a 600 mm column, but with a vacuum ja ...
5-4-2019 at 13:17
by: Sulaiman
Parts per notation
[rquote=607310&tid=147306&author=MrHomeScientist]Well ppm is 10[sup]-6[/sup], so for your 1 ...
3-4-2019 at 08:52
by: Sulaiman
Testing for lead or it's oxides - best method?
Here in EU we do not use lead or rosin in solder for manufacturing
- their negative effects on the ...
2-4-2019 at 17:03
by: Sulaiman
Allotropes of Sulpher
Sulphur is not very soluble in CCl[sub]4[/sub], 0.8 % w/w
so you would have to ...
2-4-2019 at 08:55
by: Sulaiman
Chlorine or Bromine toxicity help!
I'm just an amateur chemist and i don't own a fumehood
[i]neither do I[/i]
So im thinking does a t ...
2-4-2019 at 08:27
by: Sulaiman
Potential Extraction of Useful or Noteworthy Compounds from Fluorescent Light Phosphor
1-4-2019 at 17:23
by: Sulaiman
Distillation problems using different diameter glassware.
over-sized columns allow greater throughput at the cost of greater holdup,
- for a Vigreux column t ...
1-4-2019 at 08:21
by: Sulaiman
DIY High Energy Capacitor for pulsed power
Have a look at Tesla Coil websites for lots of information on pulse-rated and diy capacitors.
I hav ...
1-4-2019 at 08:03
by: Sulaiman
I need help with optoisolators. . .
Many sensors such as proximity detectors have an 'open collector' output,
which is in effect a swit ...
31-3-2019 at 23:21
by: Sulaiman
Mercury cleanup
That is exactly the document that I got the figure of 0.5 to 1 Pa from :D
31-3-2019 at 10:12
by: Sulaiman
pH paper: 1 colour vs multicolour?
One difference is that the cheap pH 1-14 papers that I use react to just one drop of sample liquid,
31-3-2019 at 10:03
by: Sulaiman
Can't decide which pH meter to get...
Even IF a pH meter worked well in the planned environment,
do you need an accurate pH measurement ? ...
31-3-2019 at 06:57
by: Sulaiman
A general observation;
Mercury has a vapour pressure of 0.5 to 1 Pa at typical ambient temperatures,
about 20 mg/m[sup]3[/ ...
31-3-2019 at 02:31
by: Sulaiman
Made to order PTFE adapters
[rquote=606914&tid=144230&author=azulnaught]Here are some of the male threaded adapters ... ...
31-3-2019 at 01:10
by: Sulaiman
a possibility ?
Large screen HD or even 4k UHD displays are 'affordable' and could form the rear internal face of an ...
30-3-2019 at 09:32
by: Sulaiman
so far I have found that
69% Nitric acid stores well (at least a few years) in hdpe bottles with hdpe tops,

96% sulphuric ...
29-3-2019 at 06:02
by: Sulaiman
Can't decide which pH meter to get...
I doubt that you can easily measure pH in an active electrolysis cell due to the electric potential ...
26-3-2019 at 15:55
by: Sulaiman
Help for the carbon monoxide generator
I think that as you are new here and to chemistry it would be best to identify the intended use of t ...
26-3-2019 at 11:11
by: Sulaiman
Silver nitrate without NOx
I think that it would have been better to use excess acid+peroxide as your silver nitrate looks to m ...
25-3-2019 at 10:40
by: Sulaiman
Can't decide which pH meter to get...
If you intend to use your pH meter frequently then I have no useful information.

If you intend to ...
25-3-2019 at 07:17
by: Sulaiman
Anhydrous Zinc Chloride Attempted Synthesis
The NaCl will not melt at hotplate temperatures,
so why would at least some of the H[sub]2[/sub]O n ...
22-3-2019 at 00:00
by: Sulaiman
[Next Page]

  Go To Top