X represents a nonmetal atom with an atomic mass of 107.91 amu.  Calculate the number of grams of Ag2X in 0.6528 mol of Ag2X.  Round your answer to the tenths of a gram.

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Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.