Q. 1 A4.6( 32 Votes )

Two stable isotop

Answer :

The atomic mass of the two isotopes are respectively given as 6.01512 u and 7.01600 u with have respective abundances of 7.5% and 92.5%.

Hence the mass of Lithium can be given as,

M_Li =

= = 6.9409u

The mass of Lithium is = 6.9409 u

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