Asked by Sara
Calculate the atomic mass of naturally occurring molybdenum (Mo) which
contains the following isotopes.
Isotope Abundance (%) Atomic mass (a.u.)
92Mo 15.8 91.91
94Mo 9.0 93.90
95Mo 15.7 94.91
96Mo 16.5 95.91
97Mo 9.5 96.91
98Mo 23.5 97.91
100Mo 9.7 99.91
contains the following isotopes.
Isotope Abundance (%) Atomic mass (a.u.)
92Mo 15.8 91.91
94Mo 9.0 93.90
95Mo 15.7 94.91
96Mo 16.5 95.91
97Mo 9.5 96.91
98Mo 23.5 97.91
100Mo 9.7 99.91
Answers
Answered by
DrBob222
Too much typing. Do this
(%)(au) + (%)(au) + (%)(au) ........ = au
(0.158*91.91) + (0.009*93.90) + ..... = au.
(%)(au) + (%)(au) + (%)(au) ........ = au
(0.158*91.91) + (0.009*93.90) + ..... = au.
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