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Which pair consists of a molecular formula and its corresponding empirical formula?

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P4O10 and P2O5
The mass of the P4O10 divided by the mass of the P2O5=2, and if you multiply the number of atoms in the P2O5 by 2, you get the P4O10, thus P2O5 is its empirical formula!


so.. the answer is P4O10 and P205!


hope this helps!!

User MystikSpiral
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