Alkenes play a very important role in organic chemistry.

Tokyo is the capital of Japan.

My elder brother is a doctor.

Your existence is a great blessing to me.

Mobile phones have become indispensable in our lives.

My new car is a light vehicle.

Kaoru's room always smells good.

He is studying late into the night to learn a new computer language.

Statistical mechanics is a branch of physics that provides a theoretical framework for understanding macroscopic phenomena from a microscopic perspective.

Bose-Einstein statistics is one of the important concepts in quantum mechanics.