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Chemistry
10th Edition
ISBN: 9781305957404
Author: Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher: Cengage Learning
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A sample of element Z has two naturally occurring isotopes. The isotope Z-24 makes up 68.9% of the sample, and the isotope Z-26 makes up 31.1% of the sample. Calculate the
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