Finish Questions on Pg 175 of textbook
Then calculate the relative atomic mass for the following elements given isotope masses and % composition.
Do this work in homework jotter.
1. 107Ag(51.35%), 109Ag(48.65%)
2. 203Tl (29.5%), 205Tl(70.5%)
3. 50Cr(4.31%), 52Cr(83.76%), 53Cr(9.55), 54Cr(2.38%)
See your lab book for examples of how to do this. NB for Cr it is the same method but with 4 brackets.
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