Search the web
Sign In
New User? Sign Up
thechemistrycluster · The Chemistry Cluster - A place to talk of the great world of Chemistry...
? Already a member? Sign in to Yahoo!

Yahoo! Groups Tips

Did you know...
Show off your group to the world. Share a photo of your group with us.

Best of Y! Groups

   Check them out and nominate your group.
Having problems with message search? Fill out this form to ensure your group is one of the first to be migrated to the new message search system.

Messages

  Messages Help
Advanced
Messages 7438 - 7469 of 13932   Oldest  |  < Older  |  Newer >  |  Newest
Messages: Simplify | Expand   (Group by Topic) Author Sort by Date ^
7438
Hi, I am Orhan Murat, I want to seperate lithium from boron ores, how can I do that. Please answer me...Thanks..... ... Do you Yahoo!? Yahoo! Search presents -...
orhan murat
omkc
Offline Send Email
Feb 1, 2005
12:56 pm
7439
... Do you mean chemical (or physical) agents which promote 3rd dimensional bonding in polymers of lower dimensionality, like in the synthesis of bakelite?...
reunargouilh
Offline Send Email
Feb 1, 2005
1:56 pm
7440
Is there any body who may tell me the detailed reaction mechanisms of cholestrol synthesis reation which is multistep. Or tell me any source. ... Yahoo!...
abdul hafeez
hafeezlaghari58
Offline Send Email
Feb 1, 2005
3:14 pm
7441
Abdul, Look for work by Alejandro Zaffaroni, especially early work at Stanford University and with Syntex Corporation in Mexico. That would be a start. You ...
Nathan Haese
nathanhaese
Offline Send Email
Feb 1, 2005
5:01 pm
7442
Which ores? What are the mineral species? John W....
JohnWW
johnwwxtraconz
Offline Send Email
Feb 1, 2005
6:00 pm
7443
Hello Abdul! If you mean biosynthesis of cholesterol, there is a detailed discussion in "Biochemistry" by Albert L. Lehninger, several editions. ... of...
Steve
steve_geo1
Offline Send Email
Feb 1, 2005
6:15 pm
7444
Thank's a lot fot all the help ! I've taken notice of all the advice. Bob In thechemistrycluster@yahoogroups.com, "Robert (Bob)" ... on...
Robert (Bob)
langolier2000
Offline Send Email
Feb 1, 2005
7:04 pm
7445
... of cholestrol synthesis reation which is multistep. ... 2 good links are http://en.wikipedia.org/wiki/hmg-coa_reductase_pathway ...
rogersieloff
Offline
Feb 1, 2005
8:23 pm
7446
I'd like to learn everything that I could about anitmatter and the relationships between antimatter and matter, so could you help me out??? Thanks, CRA2007 ...
Colby Allen
cra2007
Offline Send Email
Feb 1, 2005
8:38 pm
7448
Colby, You have an interesting subject in antimatter, and you have alot of interest. Great. My suggestion is to look into a very general article about the...
Nathan Haese
nathanhaese
Offline Send Email
Feb 1, 2005
10:11 pm
7449
Pardon Bob: JohnWW warned you about isopropyl alcohol. The trouble with that alchohol is that is 70% alcohol and 30-% water. So JohnWW is doubly right that you...
Steve
steve_geo1
Offline Send Email
Feb 1, 2005
10:11 pm
7450
I was looking at this book the other day: Spectrometric Identification of Organic Compounds by Robert M. Silverstein ...
Jason Pajski
pajski
Offline Send Email
Feb 1, 2005
10:30 pm
7451
I was aware that "rubbing alcohol" is sold as the 70% isopropanol-30% water azeotropic mixture, but assumed he meant pure isopropanol. John W....
JohnWW
johnwwxtraconz
Offline Send Email
Feb 2, 2005
1:31 am
7452
Please can any one help me to get the professional way to reduce the bromate in water or any one have the Procedure to anal yes the bromate in water?...
Radwan
radwanbesan
Offline Send Email
Feb 2, 2005
2:35 am
7453
See the following PDF files: http://www.dhs.ca.gov/ps/ddwem/chemicals/monitoring/bromateanalysis12-2002.pdf ...
JohnWW
johnwwxtraconz
Offline Send Email
Feb 2, 2005
3:56 am
7454
... From: Jason Pajski [mailto:bremen@...] Sent: Tuesday, February 01, 2005 5:27 PM To: thechemistrycluster@yahoogroups.com Subject: [The Chemistry...
Steven P. Burrows
chemist6022
Offline Send Email
Feb 2, 2005
4:28 am
7456
ei thanks for the suggestion, major din ako ng chem, concerned friend lang ako ng mga friends ko na lalaban sa quiz bee kaya nagtry ako bale option ko lang...
Marco de Leon
mharcoh75
Offline Send Email
Feb 2, 2005
10:04 am
7457
... From: Marco de Leon To: thechemistrycluster@yahoogroups.com Sent: Wednesday, February 02, 2005 12:04 PM Subject: Re: [The Chemistry Cluster] review...
Aydin Mutlu
aydinmutluche
Offline Send Email
Feb 2, 2005
10:21 am
7458
Which language you speak? these word do not exist in my english dictionary:) ... From: Marco de Leon To: thechemistrycluster@yahoogroups.com Sent: Wednesday,...
Aydin Mutlu
aydinmutluche
Offline Send Email
Feb 2, 2005
10:21 am
7459
Just for being correct : The iso-propanol ( Isopropyl) I use is marked 90%, and indeed the Sodium is warming up due to the water in the mixture. Not realy...
Robert (Bob)
langolier2000
Offline Send Email
Feb 2, 2005
3:45 pm
7460
... All the ballyhoo about alcohol is that ethanol reacts directly with sodium to form sodium ethoxide much the same as water forms sodium hydroxide. The...
rogersieloff
Offline
Feb 2, 2005
6:58 pm
7461
Hello everyone, this is Lita I wanted to get some information about Beer's Law, Our Gen. Chem. class did an experiment on "Determination of the equilibrium...
Estrellita
estrellita_l...
Offline Send Email
Feb 3, 2005
7:49 am
7462
Beer's law: The light of a particular wavelength, absorbed by a compound which has a chromophore absorbing at that wavelength, is transmitted by the medium...
JohnWW
johnwwxtraconz
Offline Send Email
Feb 3, 2005
8:17 am
7463
... on "Determination ... first ... hi, Beers law states that(( the absorbance is directly proportional to the concentration of the colored species in solution...
mras2001eg
Offline
Feb 3, 2005
12:06 pm
7464
Good morning Estrellita, Beers Law is pretty simple, although, this morning you received two different replies. Both are, actually, connected. Let me see if I...
Nathan Haese
nathanhaese
Offline Send Email
Feb 3, 2005
2:20 pm
7465
... on "Determination ... Gentelmen, start your spectrophotometers.... - and while the Beckman UV warms up, let me explain what a spectrophotometer is....
rogersieloff
Offline
Feb 3, 2005
4:21 pm
7466
At the moment I have been doing a TLC on a urea compound. I'm using choroform:methanol:triethylamine 95:5: few drops. This mix is very polar but are there...
jonashley722
Offline
Feb 4, 2005
9:36 am
7467
Acetonitrile ... using...
Steve
steve_geo1
Offline Send Email
Feb 4, 2005
1:39 pm
7468
More polar, but non-protic, organic compounds than these would be acetone and other ketones, DMSO, esters, and fluoro-compounds. John W....
JohnWW
johnwwxtraconz
Offline Send Email
Feb 4, 2005
3:46 pm
7469
Can I get some feedback on an interactive periodic table I've created? It can be found as a link on my chem blog page, www.touchspin.com/chem There is also a...
adamsbriand
Offline Send Email
Feb 5, 2005
3:20 am
Messages 7438 - 7469 of 13932   Oldest  |  < Older  |  Newer >  |  Newest
Advanced
Add to My Yahoo!      XML What's This?

Copyright © 2009 Yahoo! Inc. All rights reserved.
Privacy Policy - Terms of Service - Guidelines - Help