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Posted by on Thursday, October 31, 2013 at 12:44am.

which of the following molecules does not contain 5 atoms?

A. CaCO3
B. Mg(OH)2
C. NaHCO3
D. Fe2O3

  • 8th grade chemistry - , Thursday, October 31, 2013 at 8:57am

    C. NaHCO3
    It actually contains 6 atoms. :3

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