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Empirical and Molecular

SATCHM-8TZ4YE

Which choice is BOTH an empirical formula and a molecular formula?

A

$H_2O$

B

$Fe_2O_3$

C

$2H_2O_2→ 2H_2O + O_2$

D

$Na_2Cl_2$

E

$N_2O_4$