ALEXMASTERS64
24.06.2019 •
Chemistry
2. answer the following problems about gases. (a) the average atomic mass of naturally occurring neon is 20.18 amu. there are two common isotopes of naturally occurring neon as indicated in the table below. isotope ne-20 ne-22 mass (amu) 19.99 21.99 (i) using the information above, calculate the percent abundance of each isotope.
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Ответ:
1. C
2. D
3. A
4. B
5. B
6. B
7. A
8. A