a mixture of two isotopes 107 ag with a mass of 106.9041 and 109 ag with a mass of 108.9047 the average atomic wegith of silver is 107.868 what are the relative abudances expressed as precents of these two silver isotopes ?
106.905.0.5184+0.4816=107.87
107.87-55.419552=0.4816
52.450448/0.4816=108.909
=108.909
Comments
Leave a comment