Class 9 · Matter in Our Surroundings

Dissolving & Diffusion Sandbox

Drop a solute into water, then heat or stir it — watch how particles move and mix.

The Beaker

Tap a button below to add a solute, then heat or stir the water.

150 particles

Diffusing…

Heat Water

Average Kinetic Energy

18rel. units

Baseline

Diffusion Status

Not Mixed

Water particles

Potassium permanganate

Blue ink

Key Takeaway

Drop some potassium permanganate or ink into the beaker to begin the experiment.

Wisdawn Interactive Lab · Diffusion is the movement of particles from a region of higher concentration to lower concentration.