Avogadro's Law — Science definition
Equal volumes of gases at the same temperature and pressure contain equal numbers of particles; volume is directly proportional to moles (V ∝ n).
Where it is taught
- The Ideal Gas Law — States of Matter & Gases, Physical Science: Chemistry, Grade 11
In use
The answer is Avogadro's Law: equal volumes of gases at the same temperature and pressure contain equal numbers of particles.
The Ideal Gas Law