•Where
 did I get the 196.97 anu for the mass of one Au atom?
 •From the ____________________!!!
 •If I write amu after these nos. it
 implies that I have the mass of ______ atom of that element (in amu).
•But 3.27 x 10-22 g is too small an amt to work with in the lab.
 •What to do?
 •Scale up to quantities that we can handle by