Two stable isotopes ⁶Li and ⁷Li have respective abundances of 7.5% and 92.5%. These isotopes have masses 6.01512 u and 7.01600 u respectively. The atomic weight of lithium is
A
6.941 u
B
3.321 u
C
2.561 u
D
0.621 u

Question

Two stable isotopes ⁶Li and ⁷Li have respective abundances of 7.5% and 92.5%. These isotopes have masses 6.01512 u and 7.01600 u respectively. The atomic weight of lithium is

Accepted Answer

6.941 u

Answer

3.321 u

Answer

2.561 u

Answer

0.621 u

STANDARD Chemistry Isotopes MCQ Question

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