Science Chemistry Practical for 'O' levels help

Started by smilie_hugs | Last post by smilie_hugs October 18, 2004, 02:16:39 AM

Charcoal reactivating

Started by walkingpuma | Last post by Doug Huffman January 15, 2010, 08:01:44 PM

How to make a 1%, acetic acid 1% chitosan solution from 0.2 M acetic acid?

Started by gakgx6 | Last post by Borek September 26, 2011, 02:40:15 PM

Logarithms and Significant Figures

Started by Sis290025 | Last post by Sis290025 February 22, 2009, 11:09:16 PM

Need help on homework

Started by s133kgtvr4 | Last post by Borek March 07, 2008, 01:53:28 PM

CaCO3

Started by bbco88 | Last post by DrCMS April 26, 2008, 04:01:33 PM

KNO3 dissolving in water questions

Started by artem.metelskiy | Last post by artem.metelskiy April 02, 2011, 02:27:53 AM

Net Ionic Equations

Started by Tooren | Last post by jdurg December 06, 2004, 11:05:40 AM

Acid/Base Titrations - Potentiometric Method: Very easy questions!

Started by Fragment_Error « 1 2 » | Last post by Dan May 23, 2006, 05:33:17 AM

MeV/nucleon to joules/mol

Started by jjkwest1 | Last post by jjkwest1 March 02, 2010, 10:08:34 PM

Partial pressure question

Started by thegoodaaron | Last post by thegoodaaron February 19, 2007, 11:16:48 PM

Hydrogen Peroxide/Cobalt Chloride Solution

Started by dsmyth | Last post by dsmyth January 30, 2008, 05:01:36 PM

synthesis of tetraaminecopper (II) sulfate hydrate

Started by BeYeu05 | Last post by Borek July 20, 2005, 11:47:17 AM

URGENT HELP NEEDED-WHY IS ETHANOL A BETTER RECRYSTALLIZING AGENT THAN WATER

Started by colinsjohn | Last post by UnintentionalChaos April 27, 2007, 03:54:58 PM

Finding the pH with NH4F salt

Started by 21385 | Last post by 21385 February 06, 2008, 06:27:06 PM