In chemistry class, I learned about acidic oxides.

The products of this region are very delicious.

This recipe requires a lot of ingredients.

In chemistry class, I learned about basic oxides.

I like to study new languages.

I attended a math class today.

I will teach mathematics to new students tomorrow.

In this chemistry experiment, we will learn about the dangers of cyanide compounds.

He is majoring in chemistry at university.

This oxide is a compound made up of oxygen and other elements.