Wed 16 Nov, 2005 02:17 pm - I just heard today that boiling water more than once will alter the chemical structure or something like that. Can anyone tell me more about this topic? I have no idea what the actual effect is so... (view)
Fri 7 Oct, 2005 07:39 pm - Does a hydrogen attached to a highly electronegative atom need to be attracted to another highly electronegative atom bonded to a hydrogen to create hydrogen bond forces?
eg. Does the H in H-F... (view)
Wed 28 Sep, 2005 04:06 pm - lol thanks for the idea but I need experiments that aren't crazy.
Does anyone know of any experiments that involve controlled explosions? perhaps we can make our own small scale explosives... (view)
Mon 26 Sep, 2005 09:35 pm - I'm start a chemistry club soon and I need to find some good experiments that are do-able and fun in a high school environment. So far, I only have dumping sodium, potassium, and other metals... (view)
Mon 26 Sep, 2005 09:00 pm - I dont understand how sulfur in sulfur trioxide hybridizes. I know that it needs to hybridize from 3s2 3p4 to obtain 3 sp2 orbitals and 1 normal p orbital. I understand that 2 of the sp2 hybrids... (view)
Fri 23 Sep, 2005 01:16 pm - I'm having trouble with certain polar molecules that "seem" to be nonpolar. For example, the hydrazine I drew looks like this:... (view)
Sun 17 Jul, 2005 10:40 pm - 1. Lord's number: I think it's 7 (7 occurs many times in the Book of Revelations)
2. snowmen: I have no idea
3. Devil's number: definitely a 6
4. one more than one: 2
5. turtle... (view)
Sun 29 May, 2005 01:56 pm - I've heard from some people that if you suddenly stop eating (from a normal diet), you will actually gain weight. Can someone confirm and explain that? (view)
Fri 1 Apr, 2005 05:33 pm - Re: chinese puzzle
[quote="punit_mg"]one of which is slightly heavier or lighter.[/quote]
So which one is it, heavier or lighter?
And the question is supposed to have 27 balls... (view)
Mon 21 Mar, 2005 02:59 pm - Why not use a different spyware remover? I heard spybot is pretty good. I switched from spysweeper to spybot myself. (view)
