Essential Chemistry for IGCSE - Chemical Calculations (Section 4 - No. 26)
What information is needed to calculate the molecular formula of a compound?
Only the empirical formula.
Only the relative formula mass.
The empirical formula and the relative formula mass of the compound.
The empirical formula and the number of moles of the compound.
Explanation
The molecular formula is determined by finding the relationship between the empirical formula mass and the compound's relative formula mass.
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