CH-904
Empirical and molecular formulae
Chemistry · Secondary 3 · Medium · Empirical and molecular formulae
A 1.20 g sample of a compound contains 0.48 g of magnesium and 0.72 g of chlorine. What is the empirical formula of the compound? (Ar: Mg = 24, Cl = 35.5)
- MgCl
- MgCl₂
- Mg₂Cl
- Mg₂Cl₃
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