1. Chemistry: Re: why is the melting point of fluorine less than that of oxygen?, Cesar Prado-Fdez, Secondary School Teacher, Science Mon Mar 30 08:45:50 2009
2. Chemistry: Re: Does aluminum cause or help prevent silver oxidation? What metal does?, Cesar Prado-Fdez, Secondary School Teacher, Science Sun Feb 15 15:34:58 2009
3. Chemistry: Re: How would i measure electrolytes in drinks?, Cesar Prado-Fdez, Secondary School Teacher, Science Sun Jan 18 05:53:28 2009
4. Chemistry: Re: Re: Is it possible to harvest volatile organic compounds from an air stream, Cesar Prado-Fdez, Sun Mar 1 12:10:31 2009
5. Chemistry: Re: HOW DO U EVAPORATE AT REDUCED PRESSURE & TEMPERATURE?, Cesar Prado-Fdez, Secondary School Teacher, Science Thu Apr 9 13:39:33 2009
6. Chemistry: Re: Re: Why do I find 3 different standard potentials for the electrolysis of water, Cesar Prado-Fdez, Sun Feb 22 15:25:33 2009
7. Chemistry: Re: How does KMnO4 and MnO2 work as catalyst in the decomposition of H2O2, Cesar Prado-Fdez, Secondary School Teacher, Science Sun Feb 1 11:34:02 2009