| Search |
| [Next Page] |
Looking for an ionic salt that is good for soil
https://www.google.com/search?q=nanovna
If your serious, spend the 75 dollars,
its worth its weig ... |
6-5-2023 at 12:15
by: Rainwater |
My adventures in diy battery making - batteries are hard.
[quote]I'm going to have to rebuild it so I can charge from higher source voltages. Also, I have com ... |
6-5-2023 at 03:50
by: Rainwater |
Pretty Pictures (2)
There be gold in them industrial controllers
[file]98143[/file]
Got me about 1/2 a beers worth he ... |
5-5-2023 at 06:28
by: Rainwater |
Looking for an ionic salt that is good for soil
I got an old pole mount UHF/VHF yagi with a swivel, it came with the house. Unmodified i picked up t ... |
5-5-2023 at 06:18
by: Rainwater |
Looking for an ionic salt that is good for soil
For the plants, you really need a soil analysis to see what is missing.
Sandy soil usually needs cl ... |
5-5-2023 at 03:50
by: Rainwater |
Finding percentage of tin in leaded tin solder
[rquote=683744&tid=159539&author=unionised]
If you insist on doing chemistry.
Dissolve in ... |
4-5-2023 at 14:03
by: Rainwater |
Finding percentage of tin in leaded tin solder
[quote]HCl forms a higher boiling azeotrope with water at about 20% concentration, so you can't driv ... |
4-5-2023 at 12:03
by: Rainwater |
Finding percentage of tin in leaded tin solder
Using hcl avoids the stannic acid, which is unstable and cant be accurately weighed.
By using the c ... |
4-5-2023 at 09:48
by: Rainwater |
Finding percentage of tin in leaded tin solder
Tin is difficult to work with in solution.
Lead salts are deadly.
tin chloride and lead chloride.
... |
4-5-2023 at 08:59
by: Rainwater |
Manganese metal
How to get MnO2 from a battery
https://youtu.be/knc1lSupAwQ
How to make MnSO4 from MnO2
https:/ ... |
3-5-2023 at 17:42
by: Rainwater |
Have just started a scientific glassblowing company in eastern Washington state
Made a nice distillation adapter for me. Works like a champ |
3-5-2023 at 15:19
by: Rainwater |
Peroxide prevention in ethers
Will platinum nanoparticles prevent or safely decompose peroxides in something like diethyl ether?
... |
3-5-2023 at 11:14
by: Rainwater |
Gold or not Gold, thats the question
A cheaper choice would be reverse electroplating with saltwater(NaCl). Plated part goes to (+) |
3-5-2023 at 09:53
by: Rainwater |
Everyday Chemistry
My lye cell anodes finally went out on me. 12 months - 3 days. Whoooo
4 Pt on Ti mesh anodes. Ti me ... |
3-5-2023 at 06:26
by: Rainwater |
Testing for CaF2 minerals
1.0g of ore was boiled with di water and rinsed twice.
40ml of di water and 2ml of 68% HNO3 was add ... |
3-5-2023 at 05:58
by: Rainwater |
Testing for CaF2 minerals
Let me know if I did this right
1g ore placed into borosilicate 3 test tube.
+ 5g di water
+ 5mL ... |
2-5-2023 at 18:27
by: Rainwater |
Video on how to make gold nanoparticles
Would those colors keep well in sealed ampoules? |
2-5-2023 at 07:19
by: Rainwater |
Testing for CaF2 minerals
[quote]Wikipedia knows a lot of different fluoride minerals[/quote]
Correct. At the time I had no c ... |
2-5-2023 at 04:31
by: Rainwater |
Purpose of thermite
I use it as a quick and easy welding method for grounding electrodes, Structured steel, and demo wor ... |
30-4-2023 at 16:12
by: Rainwater |
Short question / quick answer - Thread
Its not clear what the complete composition is, but increasing the content of sulfer might also incr ... |
29-4-2023 at 16:52
by: Rainwater |
Are plastics really difficult to recycle ?
To address the OP.
Pyrolysis will crack the bonds but consumes a lot of energy.
Steam cracking ... |
29-4-2023 at 09:52
by: Rainwater |
Short question / quick answer - Thread
Pressure, if you where to contain the smoke bomb in a pressure vessel, it would become a real bomb.
... |
28-4-2023 at 16:52
by: Rainwater |
Are plastics really difficult to recycle ?
All those extra bells and whistles, are impractical
One time use plastics should be phased out, per ... |
28-4-2023 at 16:03
by: Rainwater |
Separating stuck ground glass joint
Sorry for your loss. Rethink, reuse, recycle.
My broken glass gets cleaned, ground joints are cut o ... |
28-4-2023 at 13:07
by: Rainwater |
Mystery Glassware Identification Thread
Is this a Kjeldahl bulb or a Chromotography Reservoir? Or both
[file]98050[/file] |
27-4-2023 at 00:22
by: Rainwater |
| [Next Page] |
