Does atomic weight always mean wt of 1 gram atom?
Weight of 1 atom should be atomic weight, isn't it?
yes,it means the same.
Gram atomic mass is the mass, in grams, of one mole of atoms in a monatomic chemical element. It is numerically equal to the relative atomic mass (or atomic weight) in grams. The atomic mass of an element expressed in grams is called gram atomic mass.
Follow this definition.