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The atomic masses of the two stable isotopes of boron; boron-10 (natural abundance:19.78%) and boron-11 (natural abundance:80.22%) are 10.0129 amu and 11.0093 amu, respectively.  calculate the average atomic mass of boron

10.41 amu
10.95 amu
10.81 amu 
10.72 amu 
10.13 amu

User Aliry
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1 Answer

6 votes

Answer:

10.41 amu is the answer the first one this is the two stable isotopes

User Monalisa Das
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