Natural Science Forum / Chemistry / General Chemistry / February 2005

Some of you may be interested in this download and others may not. I noticed
this while surfing the
web. It is free but with the warning that it is ad-supported--which makes me
think more

What is the best way to remove Araldite which has been mixed but has
not yet hardened from my hands?
When I do delicate work I often seem to get some on my hands.
I have tried meths, soap & water, Swarfega (I am in the UK) but none

I remember my chem teacher saying something on the order of pounds of
sugar, which seems like a little much.

Hello...
I need references or tutorials on how to write/generate the following
file format:
XYZ,PDB, and dx/.net

Hello, I'm having some trouble with some acid/base questions (first
year college). I was just wondering if anyone could spare the time to
help me out. Thanks in advance for any help given...
1) 25.00 mL of HNO3 with of pH 2.12 are mixed with 25.00 mL of KOH

what about compatibility between silicon polymers and acid environment.
Is there anybody who can help me?
If not, have you got some links to suggest?
Thanks in advance,

I am not a chemist - I am a software engineer, but I did carbon
chemistry at scool 13 years ago.
According to legend, Kekule put six carbon atoms in a row but had
trouble placing the six hydrogen atoms  --  no arrangement really

Does anyone know the mechanism by which alcoholic solutions of
potassium hydroxide discolour and eventually go brown?  I think this
must be an oxidation process - possibly catalysed by sunlight.
I've noticed this with standard solutions which I use for titrations.

What's the solubility of water/Argon in 30 bar CO2?
I'm idly wondering what would be left in Venuses atmosphere after
it was cooled, and a couple of hundred meter ocean formed.
(Not something I'm planning soon).

I have to finish this pre-lab assignment before 7:00 tomorrow so if
anyone can help I'd appreciate it.
NaCl + H2O + CO2 + NH3 -----> NaHCO3 + NH4Cl
1) You dissolve an excess of NaCl in a solution containing 35.0 mL of

N-(3-Dimethylaminopropyl)-N'-ethylcarbodiimide is much cheaper than
it's hydrochloride. What's the deal? Can't it be converted easily and
why is the HCl salt used so often?

Hello, My name is Alex Rossiter,
I am doing a Science project and I need to ask up to 2 experts 20
questions about their feild, if you are an expert in the feild of
chemistry please post here or e-mail me.

As you may have heard, Hunter Thompson was
recently gunned-down by a lesbian he dissed
at a local Dairy Queen when he was overheard
to state emphatically that he "didn't want no

I'm a junior in High school and my Chemistry class is looking for some
creative games using some the concepts we are learning. If anyone can
help me or point me in the right direction please. I need some help.

I've got a 30 x 19mm plate vacuum jacketed Oldershaw fractionating column
very similar to the one here for a very good price:
http://www.ncgglass.ca/006ab.htm
As a perfectionist, how pleased should I be?