Why must a calculated answear generally be rounded? and
how many siginificant figures must you round an answear to when performing multiplication or division?
http://chemed.chem.purdue.edu/genchem/topicreview/bp/ch1/sigfigs.html
how many siginificant figures must you round an answear to when performing multiplication or division?
http://chemed.chem.purdue.edu/genchem/topicreview/bp/ch1/sigfigs.html