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The Short Questions Thread (4)


I cannot get the =MOD(Ax, 1xxx) to work as the sheet gives an error. This must be a bug?
Bot ...
18-10-2023 at 14:46
by: yobbo II
The Short Questions Thread (4)
Thanks alot B(a)P,

That was exactly what I needed.
There is still a small problem but only a sma ...
17-10-2023 at 13:21
by: yobbo II
The Short Questions Thread (4)

Hello,

Not too sure if this is appropriate here .. but

I am trying to sort a spread sheet on ...
16-10-2023 at 16:04
by: yobbo II
The Short Questions Thread (4)


This case is now closed :cool:

B = UoH + UoM

UoM = B - UoH

Divide both sides by H

...
3-10-2023 at 16:52
by: yobbo II
Crystal Growing

Perhaps an untra-violet light would help with the microbes?

Yob
22-9-2023 at 06:01
by: yobbo II
The Short Questions Thread (4)

Maths leg up required (get out the spoons)

Can anyone tell me how to get from line 1 to line 2 ...
21-9-2023 at 11:35
by: yobbo II
The Short Questions Thread (4)

If you want a Sodium Plumbate (I believe it is called) you can dissolve Lead oxide (PbO) in NaOH.
...
15-9-2023 at 15:40
by: yobbo II
The Short Questions Thread (4)

In the book Introduction to magnetism and magnetic materials by David Jiles page 34 it gives a ta ...
15-9-2023 at 06:47
by: yobbo II
The Short Questions Thread (4)


Would it be a sulphite you are looking at. Silver turnes black (ish).

Yob
15-9-2023 at 06:46
by: yobbo II
NaClO3 by electrolysis


See attached for some more info.

Try www.amateurpyro.com chemistry section:

Yob
24-8-2023 at 09:41
by: yobbo II
Deep Eutectic Solvents (OTC Ionic Liquid)

Paper entitled "Basics and properties of deep eutectic solvents- a review"
in references 20 Aug. ...
21-8-2023 at 05:32
by: yobbo II
One more drop



Glass solid/liquid


https://www.newscientist.com/article/dn14179-dual-personality-of-glass ...
28-7-2023 at 11:33
by: yobbo II
Control of reflux temperature for fractional distillation - how?
If you are using a hotplate could you use an external temperature sensor attached to condenser top ? ...
21-7-2023 at 11:46
by: yobbo II
Where to get DCM?

In. Uk you can get professional paint stripper in car excessafyy shop

Yob
15-7-2023 at 12:25
by: yobbo II
Lead compounds to Lead chloride, desulfurization and more
Lead Salts preparation thread might interest you.

http://www.sciencemadness.org/talk/viewthread.p ...
14-7-2023 at 08:06
by: yobbo II
Short question / quick answer - Thread
I recognise the sounds of the birds chirriping in the background

Regarding ammonium chlorate. It ...
14-7-2023 at 04:27
by: yobbo II
Glycine Perchlorate

This sounds too easy to be usable.

Glycine Sulphate (which seems to exist) + Barium Perchlorate ...
23-6-2023 at 15:11
by: yobbo II
Perchlorate cell cathode

I think its hydrogen absorption on one side more that the other.
23-5-2023 at 07:18
by: yobbo II
Motor starting

Thanks for reply.

I am going to try some resistors and see how I get on.

https://industrial ...
23-5-2023 at 07:14
by: yobbo II
Motor starting

Hello,
Thanks for the replys on this question in Quick questions...


It takes a generator tha ...
20-5-2023 at 15:16
by: yobbo II
Wire glue

Thanks for replys.

I had never heard of the stuff before. I have used silver conductive paint b ...
27-4-2023 at 10:18
by: yobbo II
Wire glue
Can anyone comment on this product. What is microcarbon exactly.

Wireglue.us is a link to the pr ...
23-4-2023 at 10:41
by: yobbo II
Short question / quick answer - Thread
Yellow powder

Yellow Powder is a mixture of Potassium nitrate,Potassium carbonate and Sulfur. It ...
14-4-2023 at 07:18
by: yobbo II
Anethole extraction issues
..

....Steam distillation presented low yield (0.26%), but high anethole content (68–98%, area) ...
11-4-2023 at 04:33
by: yobbo II
The Short Questions Thread (4)

If starting a 3 phase motor (about 20kW) which is on a centrifugal pump, how big a generator do yo ...
10-4-2023 at 16:10
by: yobbo II
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