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For the following calculation questions, use a method to outline your solution to the problem. Begin by stating the GIVENS, then, what is required from the question, then, provide the equation that you will use, then, work out the problem. Finally, give a statement with the answer.

Silicon isotopes have atomic masses and relative abundances of 27.97 amu (92.23%), 28.98 amu (4.68%) and 29.97 amu (3.09%). Based on this information, calculate the atomic mass of silicon.

User Jaege
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The answer is if you validate it with the terms (3.09%).
User Tomkay
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