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Waiting for acceptance...
Well, good for you! I wish you all the best luck in the world. If I weren't (almost) 80, I might eve ...
14-2-2020 at 18:31
by: CharlieA
Everyday Chemistry (provisional)
quote: So it looks like your math is as good as the starting numbers were!

What do you know! App ...
13-2-2020 at 18:18
by: CharlieA
Everyday Chemistry (provisional)
Do you know the purities of your starting materials? My calculations (always iffy), show that 4 mols ...
12-2-2020 at 18:00
by: CharlieA
Strontium nitrate from strontium carbonate
In the supplement to his "Illustrated Guide to Home Chemistry Experiments," Robert Bruce Thompson (a ...
10-2-2020 at 18:22
by: CharlieA
Calibration Weights Classification for Balances
You really only need one very accurate (standard) weight (I know, mass, but I'm an old fart); then ...
9-2-2020 at 18:09
by: CharlieA
Best materials for chemical work surfaces?
My lab surface is made with porcelain kitchen/bath tiles. I used a regular tile adhesive, and a sili ...
8-2-2020 at 16:38
by: CharlieA
Hydrochloric acid separation
I would not expect the detergent to be very volatile; especially to affect the outcome of the "2-po ...
11-1-2020 at 16:24
by: CharlieA
Idea from making salicylic acid from aspirin pills, extract with hot water, not acetone.
I followed the procedure in the supplement to Robert Bruce Thompson's "Illustrated Guide to Home Che ...
9-1-2020 at 19:17
by: CharlieA
The Short Questions Thread (4)
Did you use pills that may have contained a red dye? Perhaps the dye was adsorbed on the crystals. Y ...
9-1-2020 at 18:46
by: CharlieA
2019 Secret Santa
Looks like a small scale reaction vessel. The large size joint would make cleaning a mess of gunk ou ...
1-1-2020 at 17:01
by: CharlieA
Golden rain experiment ruined . Did not recrystallise out on cooling
Do you mean that you dissolved lead acetate in nitric acid to produce a solution of lead nitrate?
W ...
31-12-2019 at 18:05
by: CharlieA
Legality of Solid Fuels
Try to locate an amateur rocketry club in your area. I'm sure someone from the club could be of assi ...
30-12-2019 at 17:34
by: CharlieA
2019 Secret Santa
groan..........
arggggghhhhhhhh........
good one:D:D:D
27-12-2019 at 18:04
by: CharlieA
Airport Chemical Screening
You must have washed your hands really well!:D
22-12-2019 at 18:02
by: CharlieA
Purify ferrous sulfate
Just a general comment to be taken with a grain of salt (NaCl?) by anyone who reads it: many (not al ...
14-12-2019 at 16:54
by: CharlieA
latest glassware purchase
@SWIM: It sounds like you need to invest in some glass-blowing equipment!:D Seriously, you might che ...
9-12-2019 at 16:35
by: CharlieA
How strict are you about using distilled water vs nondistilled/faucet water in your reactions?
Yes, $1USD/gallon is relatively cheap. Of course, you can always make your own distilled water. If I ...
28-11-2019 at 19:17
by: CharlieA
How strict are you about using distilled water vs nondistilled/faucet water in your reactions?
My methods:
-for chemistry/biology/biochemistry stuff of any kind: distilled water (~$1/gal at groc ...
27-11-2019 at 17:04
by: CharlieA
Discord
[rquote=626215&tid=154337&author=arkoma][rquote=626176&tid=154337&author=CharlieA]OK ...
14-11-2019 at 17:34
by: CharlieA
Discord
OK, this nearly octagenarian doesn't have a clue as to what a "discord server is. It sounds like it ...
13-11-2019 at 17:48
by: CharlieA
just one more question before i start contributing to this forum
[rquote=625702&tid=154286&author=Amos][rquote=625672&tid=154286&author=B(a)P][rquote ...
8-11-2019 at 14:08
by: CharlieA
Mystery Glassware Identification Thread
I think that this is just an "old-fashioned" glass stopper. Perhaps the "handle" was hand made by a ...
8-11-2019 at 13:57
by: CharlieA
just one more question before i start contributing to this forum
The most important things to learn from organic laboratory manuals are safety considerations and goo ...
7-11-2019 at 16:43
by: CharlieA
Is this small vacuum pump good for buchner funnels?
@Cou: many people use that type of pump. But, you can find it or similar on ebay for less, I think.
7-11-2019 at 16:37
by: CharlieA
is it normal that i just want to play around with chemicals and make organic molecules for the hell of it
[rquote=625455&tid=154271&author=Ubya]making something cor tha sake of doing it is at the co ...
4-11-2019 at 16:08
by: CharlieA
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