| Search |
| [Next Page] |
Q regarding tetraalkylammoniums
[rquote=202792&tid=15648&author=moo]
So then the question of this post is:
Are tetraalkyla ... |
27-2-2011 at 00:30
by: kmno4 |
Heat of reaction!
Why do you ask about entropy/free energy ?
To estimate heat of reaction you only need to know entha ... |
26-2-2011 at 15:45
by: kmno4 |
Heat of reaction!
[Pd(NH3)2]Cl2 + HCOOH -> Pd + 2 NH4Cl + CO2
(for heat estimation there is no need to use ionic f ... |
26-2-2011 at 10:11
by: kmno4 |
Why are pencil sharpners magnesium?
You reminded me that I have something freak : 1kg piece of cast Mg.
Price was not very big, about 2 ... |
19-2-2011 at 13:13
by: kmno4 |
how extrac nickel
Separation Cu/Ni from mixure of their sulfates is extremely easy.
Simple electrolysis with C anode ... |
16-2-2011 at 15:38
by: kmno4 |
Preparation of cyanides
[quote]
What are exact conditions of your pyrolysis experiment? Have you added carbon to reduce cya ... |
15-2-2011 at 02:23
by: kmno4 |
Preparation of cyanides
Long time ago I performed similar experiment.
My product was hard, crystalline grey mass, smeling l ... |
14-2-2011 at 15:54
by: kmno4 |
Another remarkable copper(II) complex
Literature says that CsCuCl3 is "garnet-red hexagonal prisms"
(doi: 10.1039/JR9470001662) and Cs2Cu ... |
13-2-2011 at 15:25
by: kmno4 |
Dry distillation of Copper Acetate
Thermal decomposition of Cu(CH3COO)2 x H2O was investigated experimentally in many publications (int ... |
9-2-2011 at 10:28
by: kmno4 |
how extrac nickel
It depends, but less than 5 V if everything is OK.
It is more important not to exceed some current ... |
8-2-2011 at 14:01
by: kmno4 |
how extrac nickel
[rquote=200896&tid=15454&author=plante1999]....i see. i want to extrat it chemicaly to make ... |
8-2-2011 at 12:45
by: kmno4 |
resonance structure of benzoate ion
[rquote=199935&tid=15366&author=DDTea]To quote from p 447 of Anslyn and Dougherty's [i]Moder ... |
28-1-2011 at 15:58
by: kmno4 |
separation of lead from tin in ppm level
I gave page number from another edition of this work.
You have to search a word "oл&# ... |
24-1-2011 at 22:12
by: kmno4 |
separation of lead from tin in ppm level
Ю.В. Карякиl ... |
24-1-2011 at 02:53
by: kmno4 |
Acidity of Oxo-acids of P
This is empirical rule and cannot be proved. Surely it has exceptions and limitations, but works for ... |
14-1-2011 at 05:52
by: kmno4 |
Acidity of Oxo-acids of P
Everything will be clear if you remember that H3PO3 is (OH)2PHO and H3PO2 is (OH)PH2O - then you wil ... |
13-1-2011 at 14:41
by: kmno4 |
Chemical Kinetics - Good Problem
This was not difficult problem. At the begining I suspected that for 30 min p+32,5 can be not true. ... |
10-1-2011 at 14:43
by: kmno4 |
Chemical Kinetics - Good Problem
[rquote=197830&tid=15224&author=Claisen]Ok.
Why don't we get the correct answer then?
P. ... |
9-1-2011 at 07:42
by: kmno4 |
separation of lead from tin in ppm level
The method I gave is normal practical procedure. Exact formula you can find in Karakin and Angelov ( ... |
7-1-2011 at 12:31
by: kmno4 |
separation of lead from tin in ppm level
[rquote=197176&tid=15198&author=kumarsriit]I have pure tin (99.9%). I want to electrolytical ... |
7-1-2011 at 05:30
by: kmno4 |
pH of non polar solvent
The concept of pH (....) in terms of its (notional) definition
pH = -lg [i]a[/i]<sub>H</su ... |
6-1-2011 at 16:23
by: kmno4 |
FREE Online Journals
All chemistry journals from Informaworld - free untill 31-I-2011 |
4-1-2011 at 11:30
by: kmno4 |
FREE Online Journals
[b]European Journal of Biochemistry/FEBS Journal[/b]
is (temporarily) freely available.
http://onl ... |
3-1-2011 at 03:09
by: kmno4 |
neodymium sulfate??
I decided to separate Pr-Nd mixture I have by classical methode:
crystallization of double nitrate, ... |
21-12-2010 at 06:49
by: kmno4 |
FREE Online Journals
[rquote=195886&tid=3724&author=sonogashira]'No such file'
Too late to the party 
But th ... |
20-12-2010 at 22:39
by: kmno4 |
| [Next Page] |
