The element lithium has an atomic weight of 6.94 and consists of two stable isotopes lithium-7 and
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The element lithium has an atomic weight of 6.94 and consists of two stable isotopes lithium-7 and lithium-6. The isotope lithium-7 has a mass of 7.02 amu and a percent natural abundance of 92.6 percentage. The isotope lithium-6 has a percent natural abundance of 7.42 percentage. What is the mass of lithium-6?
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