Which of the following statements regarding empirical formulas, molecular formulas, and percent composition is correct?
A) The empirical formula and molecular formula of a given compound are always the same.
B) Two compounds having different percent compositions of the same two elements are not the same compound.
C) The empirical formula and molecular formula of a given compound are never the same.
D) Data on the percent composition of the elements in a given compound is insufficient to determine the empirical formula of the compound.
E) The compound S2Cl2 would have the same empirical and molecular formulas.
Correct Answer:
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