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Ferricyanide precipitation?
[rquote=153905&tid=12296&author=entropy51]pHzero, one doesn't ordinarily think of NaOH as a ... |
30-5-2009 at 11:59
by: pHzero |
The short questions thread (2)
My quick question:
What's the [Ag(CN)2]- ion called? It's analagous to the dicyanaurate (I) ion ([A ... |
30-5-2009 at 11:51
by: pHzero |
Ferricyanide precipitation?
[rquote=153892&tid=12296&author=woelen]I can imagine that in very strong alkaline solutions ... |
30-5-2009 at 05:52
by: pHzero |
Ferricyanide precipitation?
D'oh, I've got it.
The KOH reduces the Fe 3+ to Fe 2+, turning the ferricyanide (K3Fe(CN)6) to th ... |
29-5-2009 at 13:13
by: pHzero |
Bromine Source and Synthesis
[rquote=153861&tid=6953&author=woelen]Yes, this can be done, but it is quite a hassle. It is ... |
29-5-2009 at 11:54
by: pHzero |
Bromine Source and Synthesis
Sorry to revive an old topic (I don't know how people feel about that here, you get told off for it ... |
29-5-2009 at 07:53
by: pHzero |
Ferricyanide precipitation?
I just added KOH to a solution of K3Fe(CN)6. The solution didn't change colour, but a yellow-orange ... |
28-5-2009 at 15:51
by: pHzero |
Mercury Brownian Motion Demo
[rquote=153722&tid=12279&author=bfesser]Kinda makes me wonder if supercritical carbon dioxid ... |
27-5-2009 at 13:23
by: pHzero |
Mercury Brownian Motion Demo
[rquote=153718&tid=12279&author=bfesser]Wouldn't the goal be to match the density of the bea ... |
27-5-2009 at 12:35
by: pHzero |
Mercury Brownian Motion Demo
[rquote=153697&tid=12279&author=bfesser]True. I don't know what I was thinking. Are there ... |
27-5-2009 at 05:44
by: pHzero |
Mercury Brownian Motion Demo
[rquote=153660&tid=12279&author=bfesser]Don't they sell calibrated density plastic beads for ... |
26-5-2009 at 11:49
by: pHzero |
Mercury Brownian Motion Demo
[rquote=153593&tid=12279&author=panziandi]I quote from the website he obtained this from:
[ ... |
25-5-2009 at 15:17
by: pHzero |
Mercury Brownian Motion Demo
[rquote=153583&tid=12279&author=bfesser]Who is the manufacturer, by the way?[/rquote]
I g ... |
25-5-2009 at 07:53
by: pHzero |
Mercury Brownian Motion Demo
[rquote=153537&tid=12279&author=Nicodem]The density of mercury vapours is [i]only[/i] seven ... |
24-5-2009 at 16:18
by: pHzero |
Mercury Brownian Motion Demo
[rquote=153534&tid=12279&author=bfesser]Somewhat related to one of your questions:
http://w ... |
24-5-2009 at 10:41
by: pHzero |
Mercury Brownian Motion Demo
I came across a brownian motion demo a little while ago. It was an evacuated borosillicate tube with ... |
24-5-2009 at 06:03
by: pHzero |
Homebuilt 1300°C tube furnace
[rquote=113542&tid=9705&author=chloric1]
2. The design of your furnace is based on 230V as ... |
23-5-2009 at 03:11
by: pHzero |
AFS Animal Care
[rquote=153430&tid=12265&author=watson.fawkes][rquote=153325&tid=12265&author=pHzero ... |
23-5-2009 at 00:06
by: pHzero |
Straight to base extractions
Ok, sorry for making assumptions. It just seemed strange that someone should join the board and thei ... |
22-5-2009 at 11:41
by: pHzero |
AFS Animal Care
Ah yeah, ozonelabs explained the .910 bit to me - sorry, i forgot to say.
But as for the HCl, it ... |
22-5-2009 at 11:38
by: pHzero |
Straight to base extractions
Erm I'm not entirely sure of the sciencemadness rules, but I don't think drug talk's allowed here. |
22-5-2009 at 08:21
by: pHzero |
AFS Animal Care
H2CO is methanal, ie formalin
Nitric acid's quite useful, i wonder if I can find a farm shop whic ... |
20-5-2009 at 23:23
by: pHzero |
AFS Animal Care
I came across this website a couple of days ago, thought I'd share it with everyone since they sell ... |
20-5-2009 at 14:02
by: pHzero |
Unwanted Analytical grade (AnalR) chemicals
[rquote=153252&tid=12255&author=DJF90]ml means milliliter. Have a look at a prefix table and ... |
19-5-2009 at 13:47
by: pHzero |
Unwanted Analytical grade (AnalR) chemicals
[rquote=153250&tid=12255&author=Lambda-Eyde]MagicJigPipe: N (Normal) is very much like moles ... |
19-5-2009 at 13:17
by: pHzero |
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