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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:
May7-14 10:06 PM
115 141,933
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
64 150,676
Illegal/Dangerous Activities: Explicit "how to" discussions of illegal and/or dangerous activities, or posts...
Jul31-07 05:03 PM
0 40,037
I decided to take AP Chemistry but since the AP scores for the teacher at my school are spectacularly low, I decided...
Oct25-10 10:05 PM
5 4,734
Can one monitor dynamics of a specific protein domain (helix, strand etc) by Raman Sp? If one labels a specific...
Oct25-10 02:17 PM
2 1,449
The question asks to suggest a method to synthesize phenyl salicylate. It's an extension question that I know...
Oct25-10 12:14 PM
8 3,716
I need updated data about ammonia. I have consulted some papers and handbooks but the information I found is...
Oct25-10 08:55 AM
0 953
I have a 6063 aluminun tube with a fiberglass/epoxy outer wrap. Is there an reasonably fast and effective way to...
Oct25-10 07:19 AM
32 31,562
Why is something like Fluorine written as 1s^{2}\;\;2s^{2}\;\;2p_{x}^{2}\;\;2p_{y}^{2}\;\;2p_{z}^{1} and not...
Oct24-10 05:21 PM
1 1,622
Greetings, Does anyone know what the ingredients in two-part pourable urethane foam are? What is in Part A and...
Oct24-10 05:18 PM
2 1,893
Can anyone explain to me how you calculate bond length? Thanks!
Oct24-10 04:19 AM
2 3,342
I have a question that I couldn't find in my textbook. Say for example a hydrogen atom. If it is excited the...
Oct23-10 08:34 PM
2 3,316
hi i was wondering if anybody could help me? for calculating if theres a missing part how do i solve it ? i have a...
Oct20-10 07:28 PM
2 1,640
aka "How to Rearrange the Elements Without Engaging in Alchemy" Below is one view on what the Periodic Table might...
Oct20-10 02:02 PM
3 3,521
I'm confused as to what the theory behind this is, I've checked on wikipedia, but it gives a rather convoluted...
Oct19-10 05:27 PM
1 6,206
Why do ionic hydrides have more density than the corresponding metals? I know that interstitial hydrides have lower...
Oct19-10 04:29 PM
2 1,961
will the lattice energy of Al2O3 be greater than the lattice energy of AlF3. If so, why? If not, why?
Oct19-10 12:33 PM
3 3,626
Hi guys, I wanted to know why does Aluminium not corrode and why does it not form a carbonate when heat is applied...
Oct18-10 12:31 PM
13 3,138
So I'm trying to teach myself MO Theory and Spectroscopy. I was just wondering why symmetry was so important in...
Oct18-10 02:20 AM
5 3,035
I know the mechanism of an acylation of benzene using an acid chloride and AlCl3 but how does it work with an acid...
Oct17-10 02:46 PM
0 6,698
Ok so I just have a few questions. I've been reading up on the electrolysis of water and just read a few things...
Oct17-10 11:45 AM
5 12,537
I am devising some extra credit projects and/or problems for my students. Very few (in fact, only one) are actually...
Oct16-10 01:18 PM
1 1,154
Few quick questions, too lazy to look up this info my self: 1. Whats the max molecular weight for a single polymer...
Oct16-10 01:50 AM
6 1,644
Good afternoon people I wish to titrate biodiesel for soap content.There are video's on you tube describing how. I...
Oct15-10 05:28 PM
1 1,458
Can you create a copolymer with amylose and styrene? Can someone just briefly explain why it is/isn't possible?
Oct15-10 01:24 PM
1 1,282
Hello all, I understand that an increase in pressure yeilds an increase in temperature (in gases). However, I was...
Oct15-10 06:45 AM
4 955
Hallo, I am searching the kinetic rate constant and the reaction enthalpy for reaction between phenol and sodium...
Oct14-10 03:39 PM
1 2,808
i have made biodiesel from pumpkin oil and samples of B10 B20,........,B100. i want to get optical properties of these...
Oct14-10 03:38 PM
1 1,085
A quick question... When you have to decide the electron configuration for an atom you find the number of electrons...
Oct14-10 03:16 PM
9 2,738
Lets say you titrate a weak acid, HA, with a strong base, NaOH. Now, before the equivalence point, the pH is...
Oct14-10 03:11 AM
1 1,199
I thought that carbon monoxide in normal room air would be oxidized by the oxygen in the air, and that this would...
Oct13-10 01:49 PM
4 5,896
Why the mercury in glass-laboratory thermometer doesn't stick to glass?
Oct13-10 01:46 PM
7 11,044
I used a "normal" phase alumina TLC plate with 20% (v/v) dichloromethane/hexanes. I found the substance that...
Oct12-10 06:43 PM
5 6,015
Sum of Partial Pressures of Gas phase equals to total pressure of a 2 phase system? It sounds illogical because in a 2...
Oct12-10 09:08 AM
5 3,298
Hi guys, I wanted to know these things with their respective examples : 1. What is an atom ? 2. What is a...
Oct11-10 01:55 PM
6 946
Under what conditions and how will negative oxygen ions react with hydrogen and hydrocarbons (such as methane or...
Oct11-10 08:51 AM
12 4,205
I am a highschool senior having a problem with a problem in my thermochem class. Could someone please help me...
Oct11-10 03:12 AM
1 1,511
Hi, I was wondering if cyclohexanol is polar or nonpolar. My guess is that it's nonpolar but the hydroxyl group...
Oct10-10 10:25 PM
2 4,350
If you want to recharge an elctrochemical cell, which electrode do you supply with more electrons? My thinking was:...
Oct10-10 01:24 PM
0 1,954
In the Leaching process of Aluminium, alumina present in bauxite dissolves forming a soluble sodium aluminate. The...
Oct10-10 04:44 AM
2 1,721
Now if i have the vapour pressure of water to be 200mm and the water occupies 4 L out of 20 L closed vessel.Which...
Oct10-10 01:39 AM
2 2,515
Hello I am currently researching on crystals and how their growth rate is affected by magnetic fields for my upcoming...
Oct10-10 01:05 AM
1 1,340
Hi, Would be interested to know why HCL cannot eat through LDPE for example. Thanks, Mike.
Oct9-10 11:35 AM
2 995

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