A compound consists of 80% Carbon and 20% Hydrogen by mass. What is its empirical formula? (Ar: C=12, H=1)
- CH₂
- CH₃
- CH₃
- C₂H₆
📝 Batafsil tushuntirish
Moles C = 80/12 = 6.67. Moles H = 20/1 = 20.Ratio C:H = 6.67 : 20. Divide by 6.67 -> 1 : 3.
Empirical formula is CH₃.