Dadelvalleisdorg bookmarks Question 4/5 Strontium consists of four isotopes with masses of 84 (abundance 0.50%), 86 (abundance of 9.9%), 87
(abundance of 7.0%), and 88 (abundance of 82.6%). Calculate the atomic mass of strontium.
A. 85.673 amu
u
B. 87.712 amu
C. 86.152 amu
D. 87.115 amu
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a chemical change results in a new substance being formed; whereas a physical change will result in a different state of matter

explanation:

sup bro, im dumb, but this is what i found xd

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