Chemical reactions can be represented using equations. Compounds are chemical substances that contain more than one element ... is also known as baking soda. STEP 3: Add a small teaspoon of ...

Ammonia, used in fertilizer, is essential to our lives. Addis Energy is trying to make the chemical underground.

Controlling matter at the atomic level has taken a major step forward ... Achieving control over chemical reactions with multiple outcomes, however, has remained elusive. This matters because ...