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QUESTION

# What are the empirical formulas for tetraphosphorous decaoxide (P4O10) and ethane (C2H6)?

The empirical formulae for tetraphosphorous decoxide and ethane are "P"_2"O"_5 and "CH"_3 respectively.

The empirical formula of a compound is the smallest whole number ratio of the molecular formula of the compound.

Divide the number of atoms of the individual elements by the greatest common factor of the number of atoms of the elements found in the compound.