Element X has three naturally occurring isotopes. The masses (amu) and % abundances of the isotopes are given in the table below. The average atomic mass of the element is ________ amu. 
Definitions:
Undue Influence
An improper or unfair persuasion that compels someone to act against their will, often impacting legal decisions and contracts.
Family Physician
A medical doctor specializing in comprehensive healthcare for people of all ages, often serving as the first point of contact for patients.
Mortgage
A legal agreement where property is used as collateral for the repayment of a loan, granting the lender a lien on the property until the debt is fully paid.
Economic Coercion
The practice of compelling or influencing another party's decisions through economic measures rather than by force or direct regulation, often involving threats to financial stability.
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