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Unformatted text preview: B. I,II C. I, IV D. II, III E. all are true 11. The table shown below lists the naturally occurring isotopes of element X. Use this data to calculate the average atomic mass of element X. Mass of Isotope Isotopic Abundance 15.33 amu 28.6% 17.26 amu 13.3% 18.11 amu 58.1% A. 17.65 B. 16.90 C. 17.20 D. 17.11 E. 15.33 12. What is the mass percentage of hydrogen in aspirin, C 9 H 8 4 ? A. 8.96% B. 0.555% C. 80.0% D. 38.1% E. 4.48% 13. Select the smallest atom from the following list. A. Rb B. Cl C. Fe D. P E. Na 14. Element G reacts with sodium to form an ionic compound with the formula Na 2 G. Element G is a member of group? A.X B.S C.R D.Y E.Z...
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This note was uploaded on 02/18/2012 for the course CHEM 101 taught by Professor Williamson during the Fall '08 term at Texas A&M.
- Fall '08