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The atomic weight of antimony is 121.75 u. There are two naturally occurring isotopes of antimony. 121Sb has an isotopic mass of 120.9038 u and has a natural abundance of 57.25%. What is the isotopic mass
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The atomic weight of antimony is 121.75 u. There are two naturally occurring isotopes of antimony. 121Sb has an isotopic mass of 120.9038 u and has a natural abundance of 57.25%.

What is the isotopic mass of the other isotope 123Sb?

a) 122.97 u
b) 122.88 u
c) 123.06 u
d) 122.93 u
e) 122.82 u

User Vishy
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Answer: B 122.88 u

Explanation: Please see attachment for explanation.

The atomic weight of antimony is 121.75 u. There are two naturally occurring isotopes-example-1
User Ya Zhuang
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