CHEMISTRY · UNIT 5 · CHAPTER 5.2

Same Mass, Different Count

Set one mass and compare the moles and particles of five substances.

Set the mass

Mass of each substance (g, 10.0 to 200.0)

Bars show moles. Each dot is 1 × 10²³ particles; a small dot is a part of that.

Substance 1

Substance 2

At this mass, which has more particles? Substance 1 Substance 2

Pick two different substances, make a prediction, and press Check.