Multiple Choice
Lithium forms compounds which are used in dry cells, storage batteries, and in high-temperature lubricants. It has two naturally occurring isotopes, 6Li (isotopic mass = 6.015123 amu) and 7Li (isotopic mass = 7.016005 amu) . Lithium has an atomic mass of 6.9412 amu. What is the percent abundance of lithium-6?
A) 92.53%
B) 86.65%
C) 49.47%
D) 7.47%
E) 6.015%
Correct Answer:

Verified
Correct Answer:
Verified
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