Three isotopes of silicon occur in nature: 28Si 192.23%2, atomicmass 27.97693 amu; 29Si 14.68%2, atomic mass 28.97649 amu;and 30Si 13.09%2, atomic mass 29.97377 amu. Calculate theatomic weight of silicon.

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Chapter3: Stoichiometry
Section: Chapter Questions
Problem 43E: The element europium exists in nature as two isotopes: 151Eu has a mass of 150.9196 u and 153Eu has...
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Three isotopes of silicon occur in nature: 28Si 192.23%2, atomic
mass
27.97693 amu; 29Si 14.68%2, atomic mass 28.97649 amu;
and 30Si 13.09%2, atomic mass 29.97377 amu. Calculate the
atomic weight of silicon.

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