Percent Abundance of Copper

Started by jeBK | Last post by AWK June 07, 2004, 10:16:50 AM

What is in a PCR Master Mix and why do we need each component?

Started by Amahia11 | Last post by Yggdrasil February 28, 2010, 12:14:42 PM

How to solve these pH problems.

Started by pokerface | Last post by Borek April 13, 2009, 05:42:35 AM

Is polyurethane foam OK for a sleeping surface, or is it toxic?

Started by TJ700 | Last post by Borek April 12, 2008, 04:10:04 AM

Determining Valence Electrons from Electron Configuration

Started by Fourier | Last post by Borek July 06, 2008, 03:04:51 AM

Where can I buy sulfuric acid

Started by MrGameAndWatch | Last post by MrGameAndWatch September 25, 2008, 09:19:17 AM

Analysis of trying to calculate the Mr of the FeSO4.xH2O and thus the X value.

Started by sssssaaaallmaan « 1 2 3 » | Last post by sssssaaaallmaan April 22, 2009, 03:19:03 AM

Hess's Law explanation please need help

Started by sam12103 | Last post by UG October 16, 2009, 09:39:55 PM

Heat lost and Heat gained

Started by stag | Last post by opti384 April 01, 2011, 03:04:23 AM

pH of NH4Br

Started by NewtoAtoms | Last post by Astrokel February 15, 2009, 12:30:30 PM

Weak Diprotic Acid: maleic acid

Started by sundrops « 1 2 » | Last post by JohnHuges April 21, 2015, 12:58:35 AM

Lattice energy, as it relates to solubility

Started by floridagirl | Last post by Enthalpy July 09, 2018, 10:31:34 AM

Balance MnO4- + S2- --> MnS + S (Basic)

Started by shanthan | Last post by Borek October 20, 2009, 06:45:32 PM

Conditions required for Hydrogen Bonding

Started by lokifenrir96 | Last post by cheese (MSW) April 12, 2012, 11:28:27 AM

NaOH + H3C6H5O7 -----> Na3 C6H5O7 => Sodium citrate

Started by Dufault | Last post by Dufault November 03, 2005, 03:44:26 PM