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Jan16-12 Greg Bernhardt
chemistry, websites Sticky Thread Pinned: Good chemistry websites ( 1 2 3 ... Last)
I think that these links can be interesting: PeriodicTable:
Aug20-14 04:40 PM
Andrew Tsvyk
116 150,734
chemical, latex, typeset Sticky Thread Pinned: Chemical LaTeX typeset ( 1 2 3 ... Last)
Physicsforums now has a very cool feature, which enables complex typesetting for formulas or equations! A tutorial...
Jul7-13 04:53 PM
64 157,944
Illegal/Dangerous Activities: Explicit "how to" discussions of illegal and/or dangerous activities, or posts...
Jul31-07 05:03 PM
0 41,887
Hello all- I am working to calculate the value of I3 for Li. I am working through the formula: Z2hR/n2 Can...
Oct23-11 12:58 PM
1 3,060
I'm trying to decipher exactly what it means to say the following things: (1) The ground electronic state of NO_2...
Oct23-11 02:36 AM
1 996
I didn't really learn chemistry in HS but I need to know the basics for a thermodynamics course. I have the option...
Oct22-11 08:56 PM
5 20,263
We have hit stereochemistry , and I realize I will be screwed unless I can get my drawings down-pat. Okay, so, let's...
Oct22-11 05:15 PM
4 1,559
For example, on this website in the second diagram...
Oct22-11 03:12 AM
1 2,915
Hi, I have some sodium silicate and I am willing to get a solid chunk of glass out of it... but I am not...
Oct21-11 03:52 PM
Panthera Leo
0 1,456
Hi, This is what is written in wikipedia about Cobalt Blue : "Chemically, cobalt blue is a cobalt(II)...
Oct21-11 03:47 PM
Panthera Leo
2 2,137
i am trying to find a liquid that is - cheaply and easily available; easy and safe to use - non-toxic, non-acidic;...
Oct21-11 08:57 AM
2 1,246
Does anyone know how to take Water H2O and convert it to Hydrogen peroxide H2O2, so basally I want to add another...
Oct21-11 07:10 AM
32 69,297
I'm having trouble understanding the difference in polarity between O and P ChloroNitroBenzene for my lab. One group...
Oct20-11 07:02 PM
0 3,318
Well this is something that has been aggravating me since I did the experiment at school and really just want to solve...
Oct20-11 02:42 PM
2 2,135
Can anyone explain concisely why Trifluoroacetic Acid is more acidic than Trichloroacetic Acid, but HCl is more acidic...
Oct20-11 08:42 AM
8 8,478
Consider the following reaction: RCOO-COR + R'-OH → RCOO-R' + RCOOH (where -R is an alkyl group) In above...
Oct19-11 10:40 PM
0 1,835
During E1 elimination reaction, the elimination takes place according to Saytzeff rule; but there is one exception to...
Oct19-11 10:30 PM
0 1,965
Any ideas what process/material could be responsible for a uniform blue/violet film deposited on the copper components...
Oct19-11 04:08 PM
4 1,113
I am having trouble identifying a metal (based on its work function) given the wavelength and stopping potential. I...
Oct19-11 11:25 AM
2 2,720
can someone clear my concepts about these two equations ??? Equation 1... Concentration(g/dm3) = Concentration...
Oct19-11 06:12 AM
5 1,280
In layman's language, why have the heavy elements, which were created atom by atom over enormous periods of time,...
Oct19-11 03:47 AM
1 924
Okay, I have searched the internet for why one mole of any gas occupies the same volume, and found the internet devoid...
Oct19-11 02:05 AM
2 1,317
what difference,if any are expected between the chemical reactions of Cl 35 and Cl 37? I'm not sure how to attempt...
Oct18-11 03:59 PM
4 1,523
Hi guys. Imagine how dumb I feel for never having heard of this equation before today. I have a serious exam coming up...
Oct18-11 03:07 PM
3 1,575
I really really need information on Conway microdiffusion analysis. I know that there is a book but I can't find it...
Oct18-11 01:05 PM
3 6,621
I'm trying to calculate the mass of a chemical (DMSO) and from a NMR spectrum of water and DMSO. I have the value of...
Oct18-11 10:38 AM
0 800
I'm in an intro chem class right now and I honestly have no clue where I was when they talked about this BUT here...
Oct18-11 02:42 AM
1 1,551
i just started studying quantum mechanics in my college.....i asked a number of teachers and seniors that why psi(ψ)...
Oct17-11 01:47 PM
7 2,753
I got a question : Why is the nucleon of Chlorine 35.5 ? Why is is not a whole number ?
Oct17-11 12:28 PM
10 1,606
Is there sth like rydberg formula for Molecular ionization?
Oct17-11 02:38 AM
2 986
I read that all ligands are Lewis bases but I then read that the number of anionic ligands attached to a metal will...
Oct17-11 02:37 AM
1 2,390
Could somone explain why dichloromethane has a dipole moment of 1.60 D and how you get this measurement?
Oct16-11 10:11 PM
0 1,672
Hello, I am a first year student majoring in chemistry. I really like it and I'm very interested in the subject, but I...
Oct16-11 09:47 PM
2 2,525
At what temperatures do alpha-linoleic acid, DHA and EPA oxidize? I've tried using Google scholar to find such info...
Oct15-11 11:08 AM
1 1,897
I have the following doubts while understanding the concept. Please help me solve them :- (1) What is a precipitate...
Oct15-11 11:06 AM
1 2,009
When sodium metal is added to ammonia, some of the sodium dissolves. Each of the dissolving sodium atoms loses an...
Oct15-11 09:22 AM
0 1,466
Hello! We will be given three bottles of an unknown organic compound, two will be a pure substance and the third...
Oct15-11 03:42 AM
3 1,976
I would like to oxidize suspended elemental sulfur to sulfate in a solution. Any suggestions?
Oct14-11 09:44 AM
1 1,358
Hello, This is a matter I have been having some difficulties with for the past few days. My question: How is it...
Oct14-11 03:08 AM
1 2,139
tert-butyl bromide reacts with HOH to give HBr and the corresponding alcohol , C C-C-C OH But tert-butyl...
Oct13-11 04:49 PM
1 1,462
Hi l have this question in my mind l never found a good reference for the answer . my question is to know how did...
Oct12-11 02:15 PM
6 1,824
When 2 atoms bond, do all their atomic orbitals combine, or is it just the bonding orbitals that combine? For example...
Oct12-11 01:44 PM
7 3,020
Why I can't calculate the same answer as the solution below? I use the value as what the below solution showed. Q:...
Oct12-11 07:40 AM
1 1,665

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