Essential Chemistry for IGCSE - Chemical Calculations (Section 3 - No. 13)
If the empirical formula is CH2O and the molar mass is 60 g/mol, what is the molecular formula?
CH₂O
C₂H₄O₂
C₃H₆O₃
C₄H₈O₄
Explanation
The empirical formula mass is 30 (12+2+16). Hence, the multiplier is 2.
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