SofiaGD SofiaGD

17-12-2022
Chemistry

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the atomic mass and abundance of Si-28 is 27.977 amu and 92.2%. The atomic mass and abundance of Si-29 is 28.976 amu and 4.7%. The atomic mass and abundance of Si-30 is 29.974 amu and 3.1%. which is the average atomic mass of silicon?

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