I focused in on physics, but continued to take chemistry classes too.

I am working as a quality control manager for a chemistry class.

Robert and I met in a chemistry class during my junior year of college.

Reid continued to give private chemistry classes until he moved to London in 1847.

To demonstrate the concept of reaction rate in chemistry classes.

That's not a terminology I use in teaching my chemistry classes.

He decided to take his chemistry class there for a lecture.

After causing an explosion in chemistry class, they return to Michael's house.

The passenger wanted him to know that her child's school was just fine, thank you, especially the chemistry class.

She ended up failing her chemistry class, but they were married on 14 June 1947.