Answered: An element X occurs as three stable…

An element X occurs as three stable isotopes: X-21, X-22 and X-23. X-21 is 90.48% abundant and X-22 is 0.27% abundant. What is the % abundance of X-23?

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter3: Stoichiometry

Section: Chapter Questions

Problem 15ALQ: Chlorine exists mainly as two isotopes, 37Cl and 33Cl. Which is more abundant? How do you know?

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Question

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An element X occurs as three stable isotopes: X-21, X-22 and X-23.
X-21 is 90.48% abundant and X-22 is 0.27% abundant. What is the % abundance of X-23?

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