1. Chemistry: Re: How would you make a solution with an acid or base?, Enrico Uva, Secondary School Teacher Chemistry, Physical Science, La Pietra Hawaii School Thu Mar 12 17:07:10 1998
2. Environment & Ecology: Re: How do biodegradable diapers work?, Enrico Uva, Secondary School Teacher Chemistry, Physical Science Thu Aug 10 14:17:14 2000
3. Astronomy: Re: How do we measure planets without having been to them?, Enrico Uva, Secondary School Teacher Chemistry, Physical Science Wed Jun 28 22:24:50 2000
4. Astronomy: Re: Who first coined the phrase 'Magellanic Clouds'?, Enrico Uva, Secondary School Teacher Chemistry, Physical Science Tue Feb 22 09:35:39 2000
5. Chemistry: Re: Application of Aqueous Equilibria, Enrico Uva, Secondary School Teacher Chemistry, Physical Science Fri Feb 4 20:24:44 2000
6. Chemistry : Re: Does temperature have any effect on dissolved oxy?, Enrico Uva, Secondary School Teacher Chemistry, Physical Science, La Pietra Hawaii School Fri Jan 10 20:38:52 1997
7. Physics: Re: Why equal number of molecules of two different gases occupy same volume?, Enrico Uva, Secondary School Teacher Chemistry, Physical Science Wed Apr 12 07:54:53 2000
8. Chemistry: Re: Which scientists have done volcano experiments?, Enrico Uva, Secondary School Teacher Chemistry, Physical Science Thu Mar 23 09:11:03 2000
9. Chemistry: Re: Ratio of rubbing alcohol:water to set a shirt on fire but it does not burn?, Enrico Uva, Secondary School Teacher: Chemistry, Physical Science Fri Oct 20 16:03:05 2000
10. Chemistry: Re: Electrolysis of Water - Nonproduction of oxygen, Enrico Uva, Secondary School Teacher Chemistry, Physical Science, La Pietra Hawaii School Fri Feb 20 20:51:46 1998
11. Chemistry: Re: Does a chemical reaction occur when a polymer is physically severed?, Enrico Uva, Secondary School Teacher Chemistry, Physical Science Wed May 24 12:12:31 2000
12. Environment/Ecology: Re: Are we polluting the environment when we drink from plastic cups, Enrico Uva, Secondary School Teacher Chemistry, Physical Science, La Pietra Hawaii School Sun Jun 28 06:26:44 1998
13. Chemistry: Re: What is the difference between an ethyl and a methyl?, Enrico Uva, Secondary School Teacher Chemistry, Physical Science, La Pietra Hawaii School Thu Mar 11 11:36:52 1999
14. Astronomy: Re: Why doesn't the Earth's orbit around the sun decay?, Enrico Uva, Secondary School Teacher Chemistry, Physical Science Fri Apr 21 16:03:54 2000
15. Physics : Re: Can atoms be created or destroyed?, Enrico Uva, Secondary School Teacher Chemistry, Physical Science, La Pietra Hawaii School Tue Feb 11 20:37:21 1997
16. Environment/Ecology: Re: Is negative ion generator really good to human and plants?, Enrico Uva, Secondary School Teacher Chemistry, Physical Science, La Pietra Hawaii School Mon Mar 9 19:27:55 1998
17. Chemistry: Re: How did scientists find out an accurate energy value of the hydrogen bond?, Enrico Uva, Secondary School Teacher Chemistry, Physical Science Mon Dec 6 14:14:40 1999
18. Science History: Re: What might wood alcohol have been used for at the turn of the century?, Enrico Uva, Secondary School Teacher Chemistry, Physical Science Mon Oct 18 09:52:38 1999
19. Astronomy: Re: whatis the tempature of the starrukbat in the constellation sagittarius?, Enrico Uva, Secondary School Teacher: Chemistry, Physical Science Mon Sep 18 20:19:38 2000
20. Chemistry: Re: Why does the tarnish on a pennie dissapear when you put in lemon juice?, Enrico Uva, Secondary School Teacher Chemistry, Physical Science, La Pietra Hawaii School Fri Jul 3 19:52:49 1998
21. Botany : Citrus Trees, Enrico Uva, teacher/prof Sat Aug 3 11:59:33 1996
22. Chemistry: Re: Does sulfur, or any natural forms of it, burn?, Enrico Uva, Secondary School Teacher Chemistry, Physical Science Sun Apr 9 21:08:05 2000
23. Earth Science : Astronomy, Enrico Uva, teacher/prof Sat Aug 3 11:30:20 1996
24. Environment & Ecology: Re: Can limestone be used to protect marble., Enrico Uva, Secondary School Teacher Chemistry, Physical Science Wed Aug 23 10:38:58 2000
25. Astronomy: Nuclear Physics, Supernovae, Enrico Uva, teacher/prof Mon Jul 6 12:16:14 1998