The relative abundance of various isotopes of silicon is as:Si-28=92.23%,Si-29=4.67% and Si-30=3.10%.What is the average atomic mass of silicon?

Asked by Ujjwal Kumar | 5th Oct, 2010, 07:53: PM

Expert Answer:

(.9223*28+.0467*29+.0310*30)/(.9223+.0467+.0310)
=28.10

Answered by  | 5th Oct, 2010, 11:13: PM

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