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4. CHALLEGE PROBLEM: Lithium has two naturally occurring isotopes. Lithium-6 has an atomic mass of 6.015 amu; Lithium-7 has an atomic mass of 7.016 amu. The average atomic mass of lithium is 6.941 amu. What are the percentages of both isotopes of lithium? 6O15 +7.016 C )-6.94 ( ) + T.016 C )=6,941 %3D

4. CHALLEGE PROBLEM: Lithium has two naturally occurring isotopes. Lithium-6 has an atomic mass of 6.015 amu; Lithium-7 has an atomic mass of 7.016 amu. The average atomic mass of lithium is 6.941 amu. What are the percentages of both isotopes of lithium? 6O15 +7.016 C )-6.94 ( ) + T.016 C )=6,941 %3D

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Chemistry
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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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4. CHALLEGE PROBLEM: Lithium has two naturally occurring isotopes. Lithium-6 has an atomic mass of 6.015 amu; Lithium- 7 has an atomic mass of 7.016 amu. The mass of lithium is 6.941 amu. What are the percentages of both isotopes of lithium? average atomic 6OIS C )+ T.016 c J- 6.94)
Transcribed Image Text:4. CHALLEGE PROBLEM: Lithium has two naturally occurring isotopes. Lithium-6 has an atomic mass of 6.015 amu; Lithium- 7 has an atomic mass of 7.016 amu. The mass of lithium is 6.941 amu. What are the percentages of both isotopes of lithium? average atomic 6OIS C )+ T.016 c J- 6.94)
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