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Cant find phase diagrams:Al and Si
[rquote=604800&tid=146224&author=MineMan]
Silicon’s melting and boiling point is much hig ... |
8-3-2019 at 11:44
by: DraconicAcid |
Crystals from NaOH + hair + H2O2
The actual medieval alchemists did try distilling an egg, and reported the products thereof. I thin ... |
6-3-2019 at 21:43
by: DraconicAcid |
How to concentrate azeotropic HNO3?
[rquote=604667&tid=146120&author=Loptr]I have read that you can extract HNO3 from an aqueous ... |
6-3-2019 at 21:33
by: DraconicAcid |
Dimethylmercury
I'm scared shitless of it, too, so I take the easy route and simply not work with mercury compounds. |
5-3-2019 at 13:26
by: DraconicAcid |
Concentration of organic phase without rotovap?
Bis(triphenylphosphine)iminium chloride comes to mind, along with several dozen complexes containing ... |
4-3-2019 at 22:04
by: DraconicAcid |
Concentration of organic phase without rotovap?
Dichloromethane is sufficiently polar to dissolve numerous ionic compounds in my experience, particu ... |
4-3-2019 at 08:56
by: DraconicAcid |
How can i extract elemental mercury from mercury(II) iodide?
[rquote=604010&tid=145765&author=Ubya]mercury (II) iodide is barely soluble in water, but if ... |
28-2-2019 at 11:11
by: DraconicAcid |
Selectively complexing copper at low pH
I think no matter what you complex copper(II) with, iron and other metals will reduce it to copper m ... |
22-2-2019 at 00:24
by: DraconicAcid |
Tetraiodoethylenediamine!
That's certainly a creative thing to try. |
10-2-2019 at 20:29
by: DraconicAcid |
Organic copper salts
[rquote=601114&tid=129994&author=Lex]If you're not interested in growing crystals, mixing st ... |
8-2-2019 at 15:36
by: DraconicAcid |
Organic copper salts
[rquote=601092&tid=129994&author=Sigmatropic]It seems they are generally prepared by bufferi ... |
8-2-2019 at 14:21
by: DraconicAcid |
Organic copper salts
Copper anthranilate is pretty insoluble- it's a good way to do quantitative analysis for copper. I' ... |
8-2-2019 at 11:24
by: DraconicAcid |
Lead acetate decahydrate?
[rquote=600929&tid=143789&author=unionised]I'd bet against that for two reasons.
Molten lea ... |
7-2-2019 at 13:07
by: DraconicAcid |
Deep Eutectic Solvents (OTC Ionic Liquid)
That makes sense as far as I understand it- there won't be any conductivity unless there's a redox r ... |
28-1-2019 at 22:22
by: DraconicAcid |
Rusty ball thermit
I do that all the time for my students. I went to the metal scrap people and asked them if they had ... |
28-1-2019 at 21:16
by: DraconicAcid |
How to determine the ratio of two chemicals mixed together?
If I needed to do that in the lab, I'd titrate a sample with silver nitrate. That would give you th ... |
17-1-2019 at 13:57
by: DraconicAcid |
2,4,6-trinitrotoluene
[rquote=573399&tid=120534&author=fusso][rquote=573297&tid=120534&author=Ogannessionn ... |
17-1-2019 at 11:13
by: DraconicAcid |
Unusual periodic table
Oh, yes, that's the abbreviated version that's been floating around since shortly after Mendeleev wr ... |
12-1-2019 at 20:41
by: DraconicAcid |
Relation between solubility and temperature
If you need the molarity for a dilute solution, then just assume that the 100 g of water makes 100 m ... |
11-1-2019 at 13:50
by: DraconicAcid |
Relation between solubility and temperature
Mole fraction equilibrium constant? I've never heard of that- equilibrium constants are always in m ... |
11-1-2019 at 12:00
by: DraconicAcid |
Relation between solubility and temperature
[rquote=581022&tid=127079&author=r0749547][rquote=580567&tid=127079&author=DraconicA ... |
11-1-2019 at 11:13
by: DraconicAcid |
Relation between solubility and temperature
ln(K1/K2)= (-(delta)H/R)*(1/T1-1/T2) The delta H, and the solubility at one temp, is all you need.
... |
10-1-2019 at 13:10
by: DraconicAcid |
Relation between solubility and temperature
[rquote=580442&tid=127079&author=Metacelsus]This equation uses the changes in enthalpy and e ... |
10-1-2019 at 10:29
by: DraconicAcid |
Preparation of Vanadium from its Pentoxide
I don't know how well it crystallizes, but the easiest way to reduce vanadium(V) is with dilute sulp ... |
9-1-2019 at 08:52
by: DraconicAcid |
Robot arm manipulation - for risk aversion with energetic materials
Can I get one that will mark lab reports for me? |
8-1-2019 at 18:55
by: DraconicAcid |
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