Hi,
The folloiwng site,
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, has some chemical engineering,mathematical , chemistry software suitable for chemistry,chemical engineering students and professionals etc. Contains information on 3000+ chemical compounds,allows predition of chemical compound properties,critical constants, thermodynamic properties etc,periodic table, solves 400+ chemical/electrical/ mechcanical engineering, phyics, and mathematical equations. Contains
200+ unit conversions & more.
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You may want to take a look....
Cheers,