AVERAGE ATOMIC MASS
Determine the
average atomic mass of the following mixtures of isotopes.
1.) 75 % 133Cs,
20 % 132Cs, and 5 % 134Cs
2.) 80 % 127I,
17 % 126I, 3 % 128I
3.) 50 % 197Au,
50 % 198Au
4.) 15 % 55Fe,
85 % 56Fe
5.) 99 % 1H,
0.8 % 2H, 0.2 % 3H
6.) 95 % 14N,
3 % 15N, 2 % 16N
7.) 98 % 12C, 2
% 14C