Answer:
Ethylene is a colorless, flammable gas with a sweet, musky odor. It is highly reactive and is used in various industrial processes, including the production of polyethylene. On the other hand, polyethylene is a thermoplastic polymer made up of repeating units of ethylene. It is a lightweight, durable material resistant to moisture and chemicals. Unlike ethylene, it is a solid at room temperature and has no significant odor. Additionally, polyethylene has a higher melting point and tensile strength than ethylene.
Step-by-step explanation: