Formula Mass
MOLE-MASS CONVERSIONS
, THE GRAM FORMULA MASS
THE GRAM ATOMIC MASS
Microgram quantities ---- VERY LARGE NUMBER of Tough way of doing thin
atoms
Gram atomic mass ( gam ) is the atomic mass of an element expressed in grams Easy way
Mass of single atom / amu ( atomic
mass unit)
Atomic masses of atoms are relative
value
EX : For C, gam = 12.0 g; S, gam
= 32.1g
Question: What is the atomic mass of
Iron?