Question

Diffusion of liquid into liquid

Answer 1

This class practical shows that diffusion takes place in liquids. Students place colourless crystals of lead nitrate and potassium iodide at opposite sides of a petri dish of deionised water. As they dissolve and diffuse towards each other they form clouds of yellow lead iodide.

Answer 2

This class practical shows that diffusion takes place in liquids. Students place colourless crystals of lead nitrate and potassium iodide at opposite sides of a petri dish of deionised water. As they dissolve and diffuse towards each other they form clouds of yellow lead iodide.