Q.no 3 =the relative abundance of various isotopes of silicon is as Si-28=92.23%, Si-29=4.67% & Si-30=3.10%. what is the average atomic mass of silicon.

Asked by pujakurmi22 | 11th Nov, 2019, 10:59: PM

Expert Answer:

Relative abundance of various isotopes of Silcon are given.
Average atomic mass would be
 

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

Answered by Ravi | 12th Nov, 2019, 04:15: PM