Calculating Average Atomic Mass (Unit 1 - PreAP Chemistry)
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by Lorraine Kyle
| 2 Questions
Note from the author:
Average atomic mass calculation
Element X has three natually occurring isotopes. The mass of each isotope and percent abundance in nature are given below.
1
1
What do the three isotopes of element X have in common?
Same number of protons.
Same number of neutrons.
Same mass number.
2
1
Calculate the average atomic mass of element X. Show your work.
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