Post date: Aug 26, 2009 9:38:7 PM
http://www.fordhamprep.org/gcurran/sho/sho/lessons/lesson23.htm
http://www.usca.edu/chemistry/genchem/sigfig.htm
http://www.lon-capa.org/~mmp/applist/sigfig/sig.htm(interactive practice)
http://www.sciencegeek.net/Chemistry/taters/Unit0SigFigCounting.htm (online quiz)
Use the above sites for more information on how to determine significant (digits) figures