Diffusion is the net movement of particles from a highly concentrated region across a concentration gradient to a region of lower concentration, resulting in equilibrium. Take this interactive tour to help you master the process and terminology. Continue reading

Chemical Properties of Water

Water has many unique characteristics that make it ideal for nurturing life. Learn about them with this tutorial. Continue reading

About Aqueous Reactions

Learn about the three forms of aqueous reactions – precipitation reactions, acid-base reactions, and oxidation-reduction reactions (or redox reactions). Continue reading