The empirical formula and molecular mass

Question:

The empirical formula and molecular mass of a compound are CH2O and

180 g respectively. What will be the molecular formula of the compound?

(i) C9H18O9

(ii) CH2O

(iii) C6H12O6

(iv) C2H4O2

Solution:

Option (iii) C6H12O6 is the answer.

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