Answer:
No toques el link
Explanation:
The formula C2H4 can be classified as both a molecular formula and an empirical formula. The answer is number 4.
Aluminium oxide has higher melting point than aluminium chloride because there nay be some impurities in the oxide which affects the intermolecular force of attraction
Explanation is in a file
bit.ly/3a8Nt8n
