🧪 Kimyo · Uglevodorodlar · ★★★
Normal sharoitda 4,48 l hajmni egallagan alkenning massasi 8,4 g. Alkenning formulasini aniqlang.
- A)C₄H₈
- B)C₃H₆
- C)C₅H₁₀
- D)C₂H₄
👀 To'g'ri javob va tushuntirishni ko'rish
✓ B) C₃H₆
💡 n = 4,48/22,4 = 0,2 mol; M = 8,4/0,2 = 42 g/mol; 14n = 42 → n = 3, C₃H₆.