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reaction of iron wool and sulfur (whistle!)
I missed this thread. We are supposed to do the reaction of iron and sulphur in one of our labs, bu ...
14-6-2013 at 11:04
by: DraconicAcid
How much chemical to use to minimize unused reactants?
You might be better off heating the copper oxide in a stream of natural gas.
13-6-2013 at 12:36
by: DraconicAcid
Plastic Sulfur Questions
That particular course may be full of students with very little comprehension of chemistry, but at l ...
13-6-2013 at 12:03
by: DraconicAcid
Plastic Sulfur Questions
When sulphur burns in air, it tends to be a tiny little blue lame that is very hard to see. I've ha ...
13-6-2013 at 09:20
by: DraconicAcid
Chemicals from Urine? Anything useful?
Urine luck! I happen to have a book handy that gives loads of information on that subject!

Pract ...
12-6-2013 at 16:19
by: DraconicAcid
Stories of extremely chemophobic parents and yours :p
[rquote=287619&tid=24531&author=Finnnicus]Unrelated, but it had to go somewhere.

I gave ...
12-6-2013 at 10:12
by: DraconicAcid
Anthranilic Acid Synthesis
I should have said "industrial flavouring agent". Anything grape flavoured will contain it- my coll ...
11-6-2013 at 14:08
by: DraconicAcid
Anthranilic Acid Synthesis
[rquote=244733&tid=19662&author=barley81]Esters of anthranilic acid are DEA List 1 chemicals ...
11-6-2013 at 11:31
by: DraconicAcid
Solvent used in permanent markers?
I'm pretty sure xylene is used in at least some markers, or the ones I have wouldn't specify that th ...
5-6-2013 at 13:02
by: DraconicAcid
Determining the amount of ethylene in a cylinder
[rquote=286163&tid=24453&author=garage chemist]
Removing a certain amount of ethylene and w ...
30-5-2013 at 13:03
by: DraconicAcid
Determining the amount of ethylene in a cylinder
[rquote=286160&tid=24453&author=garage chemist]
Now the generalized compressibility factor ...
30-5-2013 at 10:01
by: DraconicAcid
Pretty Pictures (1)
[rquote=285764&tid=14644&author=elementcollector1]I didn't think the Bohr model was this acc ...
30-5-2013 at 08:55
by: DraconicAcid
50%w/w NaOH solution - what should it look like?
A solution of NaOH should look liek water. If it's milky or white, it's not a solution, but a suspe ...
27-5-2013 at 15:21
by: DraconicAcid
Phenyl isonitrile: the worst stench ever.
Phenyl isocyanide, apparently. I'm not interested in trying it- I remember having to work with phen ...
27-5-2013 at 14:44
by: DraconicAcid
Calcium Hydroxide and Hydrochloric Acid Reaction
I suspect the heat evolved from the reaction would have boiled off some HCl.
23-5-2013 at 09:39
by: DraconicAcid
Need to make magnesium citrate
[rquote=285295&tid=24233&author=acetone][rquote=284561&tid=24233&author=Finnnicus]No ...
23-5-2013 at 08:22
by: DraconicAcid
Explosives and Entropy
[rquote=285196&tid=24339&author=DougTheMapper]
If one examines the heat of formation of com ...
22-5-2013 at 08:41
by: DraconicAcid
Why does aluminum chloride turn yellow?
As the iron reacts with the acid, it forms iron(II) chloride. This will react with the air to form ...
17-5-2013 at 15:44
by: DraconicAcid
Stability of the Cu(I) compounds
Copper(I) isn't stable towards disproportionation in solution, but it can be stabilized by anions wi ...
17-5-2013 at 11:29
by: DraconicAcid
The short questions thread (3)
[rquote=284419&tid=14239&author=Morgan]Some tidbit pertaining to some possible exceptions of ...
16-5-2013 at 08:47
by: DraconicAcid
The short questions thread (3)
[rquote=284350&tid=14239&author=confused]paraffin wax is miscible in methanol,
however, th ...
15-5-2013 at 08:34
by: DraconicAcid
Synthesizing ammonium aluminate?
[rquote=284356&tid=24209&author=Eddygp]Is there any easy procedure to do so?[/rquote]
If yo ...
15-5-2013 at 08:16
by: DraconicAcid
Synthesizing ammonium aluminate?
Using K values from Petrucci's General Chemistry, the overall K for
NH[sub]3[/sub] + Al(OH)[sub]3[/ ...
13-5-2013 at 12:50
by: DraconicAcid
Acetone plus sulphur plus NaOH
[rquote=284158&tid=23750&author=Adas][rquote=284134&tid=23750&author=Eddygp]I have r ...
13-5-2013 at 12:25
by: DraconicAcid
Can you help me figure out some safe reactions to do?
For TLC detection of salicylates, perhaps you could dip/spray the plate with iron(III) chloride? Bo ...
13-5-2013 at 09:39
by: DraconicAcid
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