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The empirical formula is CH2O and the molar mass is 180 g per mol. What is the molecular formula?
AC5H10O5
BC3H6O3
CC12H24O12
DC6H12O6
Answer & Solution
Correct answer: D. C6H12O6
CH2O has mass 30 g, and 180 / 30 = 6, so the molecular formula is C6H12O6.
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