1)   BATE pH calculator 1.0.0.30 BATE calculates pH of solutions containing mixtures of acid and base with up to 4 dissociation steps and titration curves for these acids and bases. Ionic strentgh calculations included. Built-in database of common weak acids and bases. 2)   Psychedelix Saver II 1.0 Psychedelix.com's brand new, true trippy screensaver. It uses DirectX, has an unique background music which can be turned on/off and lets you fly and zoom through a mindblowing scenery. 3)   CHEMIX School 3.00 CHEMIX School - Software for Chemistry It is equipped with a periodic table, molecular 3-D viewer, curve fit, spectroscopy, conversion table, dictionary and many advanced calculators. Chemistry lessons and problems are included.