What was before existence?

Started by Benzenelover | Last post by Dan October 17, 2012, 10:32:38 AM

query about sodium fluoride

Started by mysstic | Last post by vmelkon May 18, 2012, 11:53:14 AM

Can flash made from KMno4 and Al cause blindness?

Started by Basha | Last post by 408 November 13, 2009, 10:27:08 AM

Nickel barrier needed

Started by aoisu | Last post by curiouscat September 26, 2013, 07:20:31 AM

I need to break apart this compound

Started by Corvettaholic | Last post by AWK April 30, 2004, 02:39:12 AM

Physics Lab Project: Design and Build an Electric DC Motor

Started by HighTek | Last post by HighTek May 13, 2009, 09:03:01 PM

aspirin can burn?

Started by Corvettaholic | Last post by Scratch- April 22, 2004, 08:25:17 PM

Finding CO Leak

Started by JJ Campbell | Last post by Hunter2 November 11, 2022, 04:56:55 PM

When you breath on your hand the air is warm, but when you blow the air is cold

Started by pyrrole | Last post by ATMyller July 26, 2011, 06:18:20 AM

Theory of selforganisation?

Started by mir | Last post by mir May 27, 2006, 05:06:07 AM

Safe endothermic chemical reaction

Started by chad | Last post by Arkcon July 06, 2012, 05:24:09 PM

Electronegativities/activity of polyatomic ions

Started by budullewraagh | Last post by budullewraagh August 17, 2004, 12:10:39 PM

Recommend action to take (Inhaling car battery gases for around 2-3 hours)

Started by WatermellonMan | Last post by Borek August 26, 2013, 10:17:01 AM

Earthed conductor shell

Started by Hunt | Last post by Hunt April 27, 2006, 06:10:58 PM

hangovers

Started by movies | Last post by jdurg July 20, 2005, 01:03:37 PM