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netineya [11]
2 years ago
14

1. Calculate the average atomic mass of rubidium. Rubidium has two isotopes, 85Rb and 87Rb. 85Rb has an atomic mass of 84.912 am

u and occurs at an abundance of 72.17%. 87Rb has an atomic mass of 86.909 amu and occurs at an abundance of 27.83%. Show your work
Chemistry
1 answer:
DiKsa [7]2 years ago
5 0
Just use labels I’m lazy

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I think its b

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but I wouldn't depend on this answer

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