Nucleus, Physics

Two stable isotopes of lithium and have respective abundances of 7.5% and 92.5%. These isotopes have masses 6.01512 u and 7.01600 u, respectively. Find the atomic mass of lithium.

Ans)
(6.01512*7.5/100)+(7.01600*92.5/100)=6.940934

Posted Date: 3/8/2013 7:38:05 AM | Location : United States







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