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Partial solar eclipse over North America
I managed to see it, but by the time I got my kids out to take a look, the cloud cover had gotten ju ... |
23-10-2014 at 16:10
by: DraconicAcid |
STEM radio show!
Would this be done through Skype or something similar? My home computer won't run such things... |
23-10-2014 at 09:58
by: DraconicAcid |
STEM radio show!
I can be on if you want, but I don't have much idea of what to discuss. |
21-10-2014 at 18:57
by: DraconicAcid |
A very unexpected reaction..(or lack of)
[rquote=355681&tid=39619&author=gardul]I caught some of the gas in a test tube. opened it up ... |
18-10-2014 at 15:39
by: DraconicAcid |
A Lousy Paper
[rquote=355623&tid=36361&author=Little_Ghost_again]
I have seen your you tube channel Draco ... |
18-10-2014 at 12:01
by: DraconicAcid |
A Lousy Paper
I pointed out that his formulations (with doubly deprotonated salicylates) were certainly wrong, and ... |
17-10-2014 at 15:27
by: DraconicAcid |
Who is wrong, book or me?
[rquote=355068&tid=39200&author=AsocialSurvival][url=ftp://pvictor.homeftp.net/public/Sci_Li ... |
16-10-2014 at 20:03
by: DraconicAcid |
Titration practice with OTC Drugs
[rquote=354981&tid=39124&author=zts16][rquote=354976&tid=39124&author=DraconicAcid]Y ... |
16-10-2014 at 18:46
by: DraconicAcid |
Titration practice with OTC Drugs
You can buy campden tablets (potassium hydrogen sulphite) at a brewing store. |
16-10-2014 at 16:04
by: DraconicAcid |
Titration practice with OTC Drugs
You can titrate aspirin with a strong base; you just have to add enough alcohol to the solution that ... |
16-10-2014 at 14:25
by: DraconicAcid |
How do you mine for minerals?
I wonder if hydrochloric acid would effectively extract iron oxides from soil samples. |
14-10-2014 at 22:11
by: DraconicAcid |
A Lousy Paper
[rquote=354174&tid=36361&author=phlogiston]He is probably just excited that someone read his ... |
14-10-2014 at 17:47
by: DraconicAcid |
A Lousy Paper
[rquote=354143&tid=36361&author=The Volatile Chemist]Really, DA?
Post the conversation so f ... |
14-10-2014 at 15:18
by: DraconicAcid |
Exotic thermites & analogs
[rquote=354061&tid=10249&author=Cheddite Cheese]I'm surprised that the impact is enough to s ... |
14-10-2014 at 09:05
by: DraconicAcid |
Exotic thermites & analogs
I recently found a way to do the thermite demonstration in class, without the tedious mixing of powd ... |
14-10-2014 at 07:59
by: DraconicAcid |
The Short Questions Thread (4)
[rquote=353690&tid=25055&author=bismuthate]Yes but what would happen if I tried to dissolve ... |
13-10-2014 at 13:23
by: DraconicAcid |
A Lousy Paper
I managed to get an email to the author, and a response. This could be an interesting conversation. |
13-10-2014 at 13:16
by: DraconicAcid |
The Short Questions Thread (4)
[rquote=353672&tid=25055&author=bismuthate]So for amphoteric hydroxides like Cr and Cu what ... |
13-10-2014 at 13:07
by: DraconicAcid |
The Short Questions Thread (4)
If you wanted this to happen, you'd have to use an aryl halide instead of a phenol, convert it to a ... |
13-10-2014 at 11:08
by: DraconicAcid |
The Short Questions Thread (4)
Aldehydes aren't acidic, but you don't want an acid, you want an oxidizing agent. Aldehydes aren't ... |
13-10-2014 at 10:39
by: DraconicAcid |
Analysis of Alum Lab
And you do know that some of us are instructors, right? And if your instructor is on this forum, th ... |
12-10-2014 at 14:07
by: DraconicAcid |
Copper sulfate using chloric acid
[rquote=352049&tid=37401&author=Brain&Force]It probably has something to do with the pre ... |
9-10-2014 at 08:48
by: DraconicAcid |
Copper(II) nitrate crystals melted
26.4 oC isn't the boiling point- it's the temp at which it loses water of hydration, and then dissol ... |
6-10-2014 at 15:40
by: DraconicAcid |
How to alloy Gold with Titanium ?
You may have to heat it up more. Things almost always become more soluble as you heat them. |
6-10-2014 at 10:26
by: DraconicAcid |
Hydrochloric acid from salt and sodium bicarbonate
[rquote=351024&tid=36790&author=Little_Ghost_again]Here is the link
http://amedleyofpotpour ... |
5-10-2014 at 15:35
by: DraconicAcid |
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