Zinc has five naturally occurring isotopes: 48.63%of 64Zn,
Chapter 2, Problem 2.3(choose chapter or problem)
Zinc has five naturally occurring isotopes: 48.63%of 64Zn, with an atomic weight of 63.929 amu;27.90% of 66Zn, with an atomic weight of 65.926amu; 4.10% of 67Zn, with an atomic weight of66.927 amu; 18.75% of 68Zn, with an atomicweight of 67.925 amu; and 0.62% of 70Zn, with anatomic weight of 69.925 amu. Calculate the aver-age atomic weight of Zn.
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