An unknown compound has the following chemical formula: C_2F_x where x stands for a whole number. Measurements also show that a certain sample of the unknown compound contains 2.6 mol of fluorine and 1.29 mol of carbon. Write the complete chemical formula for the unknown compound. Note: underscore represents the subscript.

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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.