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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: http://www.webelements.com/...
Aug20-14 04:40 PM
Andrew Tsvyk
116 151,482
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
jackmell
64 158,786
Illegal/Dangerous Activities: Explicit "how to" discussions of illegal and/or dangerous activities, or posts...
Jul31-07 05:03 PM
chemisttree
0 42,165
I was thinking of making an MWIR lens from table salt, which is quite transparent for it. That needs a big,...
May3-12 03:01 PM
DrStupid
1 2,137
I was studying what kind of chemicals are used in various processes like thermite welding , rocket propellant. On what...
May3-12 09:55 AM
Mike H
1 913
Hello. I'm having some trouble balancing ionic equations.. Are we supposed to consider the coefficients of the...
May3-12 07:35 AM
Borek
3 1,547
Hi, All: I'm a chemistry ignorant. Please bear a bit. Just curious as to the chemical explanation for why the...
May3-12 01:51 AM
Borek
3 1,808
I recently saw a few videos on Youtube of people making a reaction by putting chlorine and alcohol together in a...
May2-12 09:41 PM
chemisttree
8 7,009
is it possible to extract sodium hydroxide from liquid soap? i need to test the sodium hydroxide. if it is possible,...
May2-12 11:32 AM
qalomel
3 1,596
Avagadro law states that 1 mol of any gas( ideal) occupies 22.4 litres. I dont really understand it. You take one...
May2-12 09:31 AM
Dickfore
11 6,956
What kind of corrosion would happen if a shipping container is fell into the sea? Besides the general corrosion of the...
May2-12 08:44 AM
GuMing
0 1,072
I have a bit of basic knowledge on rusting and corrosion of iron but im trying to find ways to stop rusting. The...
May2-12 07:06 AM
Pkruse
4 1,821
Ok, So I am a junior chemistry major doing organic research, but my question hasn't really occured in organic lab and...
May1-12 12:33 PM
Borek
1 1,293
Hi All, I've googled everywhere trying to find out if the combustion/flammability of hydrogen is reduced at all for...
May1-12 01:39 AM
Borek
3 2,377
I have read in a lot of places the PAN acts as a very good reservoir of nitrogen dioxide. I can't find much...
Apr30-12 10:01 AM
atmoschem
3 2,400
I am trying to come up with a series of minimal media to grow a coculture. there are multiple compound concentrations...
Apr30-12 04:45 AM
epenguin
6 1,429
Hi! I am trying to translate a paper on inorganic chemistry from Spanish into English but, since I am not an...
Apr30-12 12:13 AM
chemisttree
1 1,069
I've found plenty of information on polar solvents and how they work, so I understand that. But, according to...
Apr29-12 09:47 PM
qalomel
3 1,316
Hello! Does anyone have information or knowledge on the polarity of larger CxHyOz compunds? To be more specific, the...
Apr29-12 03:04 PM
paraflax
4 1,043
I found this article on the web, describing how metals set up electrode potential in water or solution. How I see it...
Apr29-12 03:04 AM
tasnim rahman
4 1,458
i'm doing a task to find the amount of sodium hydroxide (NaOH) in a liquid soap. i have to use titration in it. how...
Apr29-12 02:49 AM
Borek
1 1,273
I'm interested in the theoretical minimum number, so like the extruded buckyball ball? I'm trying to work out if...
Apr27-12 06:10 PM
256bits
2 1,677
What kind of reaction is hybridization.It is endothermic or exothermic.
Apr27-12 03:59 PM
aroc91
5 1,547
I have this reaction mechanism but im not sure if its correct or not. In lab we reduced the m-nitroacetophenone using...
Apr27-12 01:19 PM
sjb-2812
1 2,291
How many \pi electrons benzyne contains? Benzyne C6H4 is an intermediate formed in many reactions of...
Apr27-12 12:16 PM
paragchitnis
0 1,106
O hai, Physics Forums. I've came up with an idea, an amazing experiments which turns an invisible gas into butter....
Apr27-12 09:49 AM
Weissritter
9 1,519
What is combustion - is it any reaction that produces energy? Or is it an exothermic reaction involving oxygen?
Apr27-12 09:47 AM
sankalpmittal
2 1,458
I was studying the cathode ray experiment on how electron was discovered and the experiment uses battery for voltage. ...
Apr26-12 10:41 AM
jd12345
7 1,721
I'm having trouble to understand which type of solvents are used in specific reactions When do you use polar...
Apr26-12 02:16 AM
chemisttree
5 1,279
I'm gonna be giving a 1st year student chemistry tutoring so I'm going over some of his past exam papers to make sure...
Apr25-12 01:50 PM
chemisttree
5 2,441
Could one burn aluminium wires by striking up an electric arc between them and then feeding them towards each other as...
Apr25-12 03:52 AM
johne1618
10 1,815
Just to be sure, is this: 2-chloro,4-ethyl heptane ? edit- i noticed i left out the hydrogens in the ethyl,...
Apr24-12 10:30 PM
Cyclopse
4 1,604
H = U+ pV pV = nRT H= U+ nRT H= H (T) I dont understand the transition from U+ nRT to H (T) Can someone...
Apr24-12 10:12 PM
leah3000
2 2,085
hello friends..please answer me on this question .. if there was a little dishwasher liquid on skin with and contacted...
Apr24-12 02:52 PM
chemisttree
1 1,083
Hey guys, I'm having trouble calculating the Ksp of this equation. I found an equation online but I don't understand...
Apr24-12 01:56 PM
Borek
1 1,180
Before I ask my question, I would like to state that I am not a Biology student. I am actually a Chemistry student who...
Apr24-12 01:04 PM
aroc91
2 830
I thought D and L referred to the direction of the OH on the LAST chirality center. So why are all the other OH also...
Apr24-12 07:55 AM
sodium.dioxid
4 1,273
hey guys i am having a really hard time doing enthalpy problems, i am trying to do this(its not an homework...
Apr24-12 04:40 AM
Zeppos10
1 1,322
I have done a small experiment I dissolved salt into normal tap water using a shaker... I put as much salt as the...
Apr23-12 04:39 PM
papajo
7 1,173
I am chem major currently taking organic chemistry. I am ashamed of admitting I hate organic chemistry. This is not...
Apr23-12 02:09 PM
turbo
24 8,760
1-chloro-4-vinylbenzene ----> (i) Mg Turning/ THF ---> ???? (i) Me3SnCl ...
Apr23-12 01:53 PM
chemlove
7 1,504
Hi, my brother had a insight of making hydrogen fuel cells and begin a business with it. Would that even work ? I...
Apr23-12 11:18 AM
Borek
8 1,386
Hi guys, I have been solving many stoichiometry problems but their is something I can do but I don't fully understand...
Apr23-12 11:10 AM
Genericcoder
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