Re: i'm new
From: Mark Tarka (mark_tarka_at_yahoo.com)
Date: 12/03/04
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Date: 3 Dec 2004 13:52:53 -0800
Uncle Al <UncleAl0@hate.spam.net> wrote in message news:<41B0A79A.860FDEA7@hate.spam.net>...
> pete_trist wrote:
> >
> > hello here,
> > this is my first time using this account.
> > Please help me on this question here:
> > explain in detail why CHCl3 has a vapor pressure of 170 mmHg while
> > CHBr3 has a vapor pressure only 3.9 mmHg. Use geometries and
> > intermolecular forces in your discussion
> >
> > *-----------------------*
> > Posted at:
> > www.GroupSrv.com
> > *-----------------------*
>
> www.GroupSrv.com is Usenet's cloaca.
>
> Gee, I thought vapor pressure was a function of temperature. HINT:
> Vapor pressure and molecular weight are independent. Tris(fluorinated
> beta-diketone) and tris(2,2,5,5-tetramethyl-1,3-pentanedione) neutral
> molecule transition metal and lanthanide chelates are volatile despite
> their huge MWs. n-Pentane is a liquid at ambient conditions,
> neopentane is a gas. Octane is gasoline (pick your isomers), cubane
> is a very volatile solid. Why?
Another example of why it is so many
people (allegedly) criticize our dear
Uncle.
He totally failed to use geometries and
intermolecular forces in his discussion.
Is is Alzheimers, or is it drugs?
Or has he outfoxed the "first time using
this account" idiot?
Mark (And, I'd have the National Architect
design government buildings that look
like Bucky Balls ... get with the
program, sci.physics, we've got _balls_,
you've got queerks :-)
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