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Very nice
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18-1-2021 at 21:37
by: Sulaiman |
Why are sulfuric acid ratios the same for nitrate salt and nitric acid?
I assume that a major part of such a reaction is the capture of water by the sulphuric acid,
if you ... |
14-1-2021 at 15:16
by: Sulaiman |
Mass and Weight
try measuring the density of recently boiled (to remove dissolved CO[sub]2[/sub]) distilled water.
... |
13-1-2021 at 20:53
by: Sulaiman |
Anyone here actually done a fractional distillation of sulphuric acid ?
I'm now considering it - because I can.
Any comments,
and, is it worth the effort vs. SO[sub]3[ ... |
12-1-2021 at 00:53
by: Sulaiman |
Sulphuric acid
[rquote=652940&tid=156876&author=artemov]I will be doing something like this, using a Vigreu ... |
11-1-2021 at 15:37
by: Sulaiman |
Sulphuric acid
[rquote=652928&tid=156876&author=artemov]... Will be very prepared next when I try to reach ... |
11-1-2021 at 03:24
by: Sulaiman |
Disposal of copper acetate
eventually you will need to dispose of copper (and other metal) salts,
heavier metals should not en ... |
9-1-2021 at 01:36
by: Sulaiman |
Do not buy from laboyglass.com
Here in Malaysia I have been receiving stuff from China a few times a month
- with faster than adv ... |
7-1-2021 at 18:04
by: Sulaiman |
Extracting lead and tin from solder.
modern pewter is mostly tin, with a few percent copper, antimony and/or other,
but original/antique ... |
7-1-2021 at 00:36
by: Sulaiman |
Disposal of sulfuric drain opener
The purpose of drain opener is to open drains,
so you can assume that it is ok to put in drains  ... |
6-1-2021 at 21:36
by: Sulaiman |
Ozone. Very easy
As most sulphuric acid is made by the contact process,
at industrial scale, oleum should be not muc ... |
5-1-2021 at 17:11
by: Sulaiman |
Ozone. Very easy
I have been mixing KMnO4 and H2SO4 a few times recently,
and I rarely smell ozone,
so I'm fairly ... |
5-1-2021 at 02:14
by: Sulaiman |
Can't get water aspirator pump working
Many small water pumps (eg ac powered centrifugal pond pumps)
operate on a near straight line on a ... |
26-12-2020 at 17:10
by: Sulaiman |
Purifying sulfuric acid
I have distilled sulphuric acid at atmospheric pressure in cheap Chinese borosilicate glass over an ... |
17-12-2020 at 04:15
by: Sulaiman |
How to make manganese dioxide electrodes
You can search like this https://www.google.com/search?safe=active&sxsrf=ALeKk01nS7U4eVrwVynXV7g ... |
15-12-2020 at 00:28
by: Sulaiman |
Hotter alternative for Kanthal ?
silicon carbide https://www.google.com/search?q=high+temperature+heating+silicon+carbide&safe=ac ... |
13-12-2020 at 03:53
by: Sulaiman |
Feasibility of creating a nuclear reactor with the aim of transmutation?
In many countries (eg USA) it is expressly forbidden to deliberately create a neutron source,
so be ... |
12-12-2020 at 07:14
by: Sulaiman |
GL45 Caps?
Whenever I use a syringe or pipette to transfer volatile solvents
some liquid is usually forced out ... |
12-12-2020 at 07:06
by: Sulaiman |
smaller rbf flask in larger heating mantle
I have been using a 5l rbf and mantle with 24/29 columns and condensers lately,
(previously 500ml w ... |
9-12-2020 at 05:24
by: Sulaiman |
smaller rbf flask in larger heating mantle
Using an undersize flask I would expect the operating temperature of the heating wire in the mantle ... |
9-12-2020 at 02:31
by: Sulaiman |
How to filter hot potassium permanganate solution?
I've soaked the glassware to be used in water with HCl and H[sub]2[/sub]O[sub]2[/sub] and rinsed wit ... |
8-12-2020 at 14:16
by: Sulaiman |
How to filter hot potassium permanganate solution?
I expect the potassium permanganate that I have is quite pure,
but I want to be more confident of i ... |
8-12-2020 at 00:45
by: Sulaiman |
How to filter hot potassium permanganate solution?
I intend to purify some potassium permanganate by recrecrystalisation,
scaling Wikipedia solubilit ... |
6-12-2020 at 16:50
by: Sulaiman |
Absolute volume of vessels?
In the back of my lab book I have a page for tare weights of;
. volumetric flasks, with and without ... |
4-12-2020 at 16:02
by: Sulaiman |
Mn2O7 to manganyl cation
Blue like blue/black ink, dark royal blue or ultramarine,
not cyan or copper sulphate.. much darke ... |
3-12-2020 at 02:38
by: Sulaiman |
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