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Naturally Occurring Lithium (Li) Consists of Only Two Isotopes, Li-6

Question 34

Multiple Choice

Naturally occurring lithium (Li) consists of only two isotopes, Li-6 (6.02 amu) and Li-7 (7.02 amu) , where the exact isotopic masses are given in parentheses. Use the periodic table and determine which isotope is present in the larger percentage in the natural element.


A) Naturally occurring lithium (Li) consists of only two isotopes, Li-6 (6.02 amu) and Li-7 (7.02 amu) , where the exact isotopic masses are given in parentheses. Use the periodic table and determine which isotope is present in the larger percentage in the natural element. A) B) C) The percentage of each isotope is about the same. D) The relative percent abundance cannot be determined from the information available.
B) Naturally occurring lithium (Li) consists of only two isotopes, Li-6 (6.02 amu) and Li-7 (7.02 amu) , where the exact isotopic masses are given in parentheses. Use the periodic table and determine which isotope is present in the larger percentage in the natural element. A) B) C) The percentage of each isotope is about the same. D) The relative percent abundance cannot be determined from the information available.
C) The percentage of each isotope is about the same.
D) The relative percent abundance cannot be determined from the information available.

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