Question

If you have one molecule of TiO2, how many molecules of O2 does it contain?
A) None, O2 is a different molecule than TiO2.
B) One, TiO2 is a mixture of Ti and O2.
C) Two, TiO2 is a mixture of Ti and 2 O.
D) Three, TiO2 contains three molecules.
E) none of the above

Answer

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