Question 20The element X has two naturally occurring isotopes:X50 (relative abundance = 30.15%, mass = 50.3)X57 (relative abundance = 69.85%, mass = 56.7)What is the average atomic mass of the element X?A. 2739B. 54.8C. 5477OA OBOCODWhat is the systematic name for the compound CC14?a) monocarbon tetchloridec) tetrachloride carbonOA OB OC ODQuestion 21D. 27.4b) carbon tetrachlorided) carbon trichloride

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The element X has two naturally occurring isotopes: X50 (relative abundance = 30.15%, mass = 50.3) X57 (relative abundance = 69.85%, mass = 56.7) What is the average atomic mass of the element X?

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

Chapter3: Stoichiometry

Section: Chapter Questions

Problem 43E: The element europium exists in nature as two isotopes: 151Eu has a mass of 150.9196 u and 153Eu has...

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