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For Sale: Mel-Temp Melting Point Devices
Is posting/shipping within the continental US included in the $60?
-Charlie |
15-5-2024 at 15:22
by: CharlieA |
Are you guys using ChatGPT
[rquote=683553&tid=159514&author=Admagistr]
This is huge for the ameture chemist who has ... |
28-4-2023 at 13:41
by: CharlieA |
Sourcing Non-denatured Anhydrous Ethanol in the US?
Undenatured grain alcohol (190 proof; 95%) is available at liquor stores. |
7-4-2023 at 13:36
by: CharlieA |
Stir bar get stuck in RBF
[rquote=682925&tid=159456&author=DocX]Really annoying to actually ask have this noobish que ... |
3-4-2023 at 13:20
by: CharlieA |
Pretty Pictures (2)
[rquote=681488&tid=26378&author=Raid]here are some photos from under the microscope [/rquote ... |
13-2-2023 at 13:47
by: CharlieA |
Silver nitrate + hydrochloric acid - metathesis, or acid-base reaction?
I generally think of an acid-base reaction as producing a salt + water.
And I think (as I taught my ... |
28-1-2023 at 14:42
by: CharlieA |
Suitable manometer
@yobbo II
You are correct; the difference in height of the two columns is the pressure in the syste ... |
26-1-2023 at 14:04
by: CharlieA |
Looking for material explaining observed property differences within a periodic period
[rquote=680415&tid=159227&author=hodges][rquote=680397&tid=159227&author=CharlieA]An ... |
14-1-2023 at 14:31
by: CharlieA |
Looking for material explaining observed property differences within a periodic period
Any college inorganic chemistry text (there are even free ones on line) will give a good explanation ... |
13-1-2023 at 14:47
by: CharlieA |
Can DCM act as a Lewis Acid?
[rquote=679605&tid=159164&author=blogfast25]MeCl2 is not an electron pair acceptor, so I can ... |
20-12-2022 at 14:46
by: CharlieA |
Why can't I make soft clay by mixing with oil rather than water?
If I implied that there was something wrong with anthropomorphizing the behavior of chemical entitie ... |
14-12-2022 at 17:16
by: CharlieA |
Why can't I make soft clay by mixing with oil rather than water?
@Draconic: A bit anthropomorphic, but right on! |
11-12-2022 at 14:32
by: CharlieA |
Hydrolysis of alkyl halides
You can learn about this reaction just about anywhere. For example, in five minutes or so, I found r ... |
1-12-2022 at 15:28
by: CharlieA |
Latest chemical order?
[rquote=678947&tid=9890&author=DraconicAcid]The erbium I ordered for my own xmas stocking ju ... |
29-11-2022 at 15:41
by: CharlieA |
How to determine storage groups for various reagents
You could look up the compound's properties in a handbook: e.g. Chemical Rubber Handbook, the Merck ... |
22-11-2022 at 13:31
by: CharlieA |
TLC challenge
Just out of curiosity, did you pre-treat the plate in any way, e.g., by heating it for a period? I d ... |
3-11-2022 at 14:29
by: CharlieA |
Accidentaly filled a beaker with "concrete"
[rquote=677745&tid=158996&author=Keras]Next time, beaker-ful! :p [/rquote]
I'm definitely ... |
20-10-2022 at 14:36
by: CharlieA |
Bugs Eat Plastic.....yeah
[rquote=677700&tid=158994&author=j_sum1]I guess my point is that we tend to underestimate th ... |
18-10-2022 at 13:47
by: CharlieA |
Bugs Eat Plastic.....yeah
@Mayko: thanks for the reference. I downloaded them and now I just have to read (and understand, hop ... |
17-10-2022 at 14:22
by: CharlieA |
Bugs Eat Plastic.....yeah
I found a short blurb in our local newspaper reporting on molecular biologist Federica Bertocchi who ... |
16-10-2022 at 15:09
by: CharlieA |
Biofilm formation after electrolysis?
If you haven't already seen this, it may help. It is not unusual for some salts to crystallize in d ... |
10-10-2022 at 13:38
by: CharlieA |
Pretty Pictures (2)
@Herr Haber: When I took the pic, the bottle was opened. ...but that was before dinner....it is no ... |
28-9-2022 at 17:21
by: CharlieA |
Pretty Pictures (2)
This is the "perfect pairing."
[file]94972[/file]
I don't know why this pic is inverted ... |
28-9-2022 at 08:02
by: CharlieA |
Biofilm formation after electrolysis?
More questions:
Was the iron oxide completely covered with the aqueous solution before you bega ... |
17-9-2022 at 17:18
by: CharlieA |
Looking for ideas
I think that any useful advice depends upon your present background/knowledge of chemistry.
What ch ... |
29-8-2022 at 14:37
by: CharlieA |
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